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خذ اختبارات أخرى عبر الإنترنت
السؤال #1
Which of the following can be used to decrease latency during periods of high utilization of a firewall?
A. ot site
B. IC teaming
C. A pair
D. RRP
عرض الإجابة
اجابة صحيحة: B
السؤال #2
A client moving into a new office wants the IP network set up to accommodate 412 network-connected devices that are all on the same subnet. The subnet needs to be as small as possible. Which of the following subnet masks should be used to achieve the required result?
A. 55
B. 55
C. 55
D. 55
عرض الإجابة
اجابة صحيحة: C
السؤال #3
Which of the following is the primary function of the core layer of the three-tiered model?
A. outing
B. epeating
C. ridging
D. witching
عرض الإجابة
اجابة صحيحة: D
السؤال #4
A company's network is set up so all Internet-bound traffic from all remote offices exits through a main datacenter. Which of the following network topologies would BEST describe this setup?
A. us
B. pine-and-leaf
C. ub-and-spoke
D. esh
عرض الإجابة
اجابة صحيحة: C
السؤال #5
Which of the following protocols will a security appliance that is correlating network events from multiple devices MOST likely rely on to receive event messages?
A. yslog
B. ession Initiation Protocol
C. ecure File Transfer Protocol
D. erver Message Block
عرض الإجابة
اجابة صحيحة: A
السؤال #6
A packet is assigned a value to ensure it does not traverse a network indefinitely. Which of the following BEST represents this value?
A. ero Trust
B. lanned obsolescence
C. ime to live
D. aching
عرض الإجابة
اجابة صحيحة: C
السؤال #7
A network administrator redesigned the positioning of the APs to create adjacent areas of wireless coverage. After project validation, some users still report poor connectivity when their devices maintain an association to a distanced AP. Which of the following should the network administrator check FIRST?
A. alidate the roaming settings on the APs and WLAN clients
B. erify that the AP antenna type is correct for the new layout
C. heck to see if MU-MIMO was properly activated on the APs
D. eactivate the 2
عرض الإجابة
اجابة صحيحة: A
السؤال #8
Which of the following is conducted frequently to maintain an updated list of a system's weaknesses?
A. enetration test
B. osture assessment
C. isk assessment
D. ulnerability scan
عرض الإجابة
اجابة صحيحة: D
السؤال #9
A technician wants to deploy a new wireless network that comprises 30 WAPs installed throughout a three-story office building. All the APs will broadcast the same SSID for client access. Which of the following BEST describes this deployment?
A. xtended service set
B. asic service set
C. nified service set
D. ndependent basic service set
عرض الإجابة
اجابة صحيحة: A
السؤال #10
A company's web server is hosted at a local ISP. This is an example of:
A. olocation
B. n on-premises data center
C. branch office
D. cloud provider
عرض الإجابة
اجابة صحيحة: A
السؤال #11
To comply with industry requirements, a security assessment on the cloud server should identify which protocols and weaknesses are being exposed to attackers on the Internet. Which of the following tools is the MOST appropriate to complete the assessment?
A. se tcpdump and parse the output file in a protocol analyzer
B. se an IP scanner and target the cloud WAN network addressing
C. un netstat in each cloud server and retrieve the running processes
D. se nmap and set the servers' public IPs as the targets
عرض الإجابة
اجابة صحيحة: D
السؤال #12
A network administrator is installing a new server in the datacenter. The administrator is concerned the amount of traffic generated will exceed 1GB, and higher- throughput NICs are not available for installation. Which of the following is the BEST solution for this issue?
A. nstall an additional NIC and configure LACP
B. emove some of the applications from the server
C. onfigure the NIC to use full duplex
D. onfigure port mirroring to send traffic to another server
E. nstall a SSD to decrease data processing time
عرض الإجابة
اجابة صحيحة: A
السؤال #13
A technician receives feedback that some users are experiencing high amounts of jitter while using the wireless network. While troubleshooting the network, the technician uses the ping command with the IP address of the default gateway and verifies large variations in latency. The technician thinks the issue may be interference from other networks and non-802.11 devices. Which of the following tools should the technician use to troubleshoot the issue?
A. etFlow analyzer
B. andwidth analyzer
C. rotocol analyzer
D. pectrum analyzer
عرض الإجابة
اجابة صحيحة: D
السؤال #14
Which of the following would need to be configured to ensure a device with a specific MAC address is always assigned the same IP address from DHCP?
A. cope options
B. eservation
C. ynamic assignment
D. xclusion
E. tatic assignment
عرض الإجابة
اجابة صحيحة: B
السؤال #15
Which of the following routing protocols is used to exchange route information between public autonomous systems?
A. OSPF
B. BGP
C. EIGRP
D. RIP
عرض الإجابة
اجابة صحيحة: B
السؤال #16
A network administrator is reviewing the network device logs on a syslog server. The messages are normal, but the time stamps on the messages are incorrect.Which of the following actions should the administrator take to ensure the log message time stamps are correct?
A. hange the NTP settings on the network device
B. hange the time on the syslog server
C. pdate the network device firmware
D. djust the timeout settings on the syslog server
E. djust the SSH settings on the network device
عرض الإجابة
اجابة صحيحة: A
السؤال #17
A network team is getting reports that air conditioning is out in an IDF. The team would like to determine whether additional network issues are occurring. Which of the following should the network team do?
A. onfirm that memory usage on the network devices in the IDF is normal
B. ccess network baseline data for references to an air conditioning issue
C. erify severity levels on the corporate syslog server
D. heck for SNMP traps from a network device in the IDF
E. eview interface statistics looking for cyclic redundancy errors
عرض الإجابة
اجابة صحيحة: D
السؤال #18
An ISP is unable to provide services to a user in a remote area through cable and DSL. Which of the following is the NEXT best solution to provide services without adding external infrastructure?
A. iber
B. eased line
C. atellite
D. etro optical
عرض الإجابة
اجابة صحيحة: C
السؤال #19
A user reports being unable to access network resources after making some changes in the office. Which of the following should a network technician do FIRST?
A. heck the system’s IP address
B. o a ping test against the servers
C. eseat the cables into the back of the PC
D. sk what changes were made
عرض الإجابة
اجابة صحيحة: D
السؤال #20
Which of the following is MOST likely to generate significant East-West traffic in a datacenter?
A. backup of a large video presentation to cloud storage for archival purposes
B. duplication of a hosted virtual server to another physical server for redundancy
C. download of navigation data to a portable device for offline access
D. query from an IoT device to a cloud-hosted server for a firmware update
عرض الإجابة
اجابة صحيحة: B
السؤال #21
A network technician is troubleshooting an application issue. The technician is able to recreate the issue in a virtual environment. According to the troubleshooting methodology, which of the following actions will the technician most likely perform NEXT?
A. ather information from the initial report
B. scalate the issue to a supervisor
C. mplement a solution to resolve the issue
D. stablish a theory of probable cause
عرض الإجابة
اجابة صحيحة: D
السؤال #22
Several WIFI users are reporting the inability to connect to the network. WLAN users on the guest network are able to access all network resources without any performance issues. The following table summarizes the findings after a site survey of the area in question:Which of the following should a wireless technician do NEXT to troubleshoot this issue?
A. Reconfigure the channels to reduce overlap
B. Replace the omni antennas with directional antennas
C. Update the SSIDs on all the APs
D. Decrease power in AP 3 and AP 4
عرض الإجابة
اجابة صحيحة: A
السؤال #23
Which of the following provides guidance to an employee about restricting non-business access to the company's videoconferencing solution?
A. cceptable use policy
B. ata loss prevention
C. emote access policy
D. tandard operating procedure
عرض الإجابة
اجابة صحيحة: A
السؤال #24
A network administrator is investigating a network event that is causing all communication to stop. The network administrator is unable to use SSH to connect to the switch but is able to gain access using the serial console port. While monitoring port statistics, the administrator sees the following:Which of the following is MOST likely causing the network outage?
A. uplicate IP address
B. igh collisions
C. synchronous route
D. witch loop
عرض الإجابة
اجابة صحيحة: B
السؤال #25
A network technician has determined the cause of a network disruption. Which of the following is the NEXT step for the technician to perform?
A. alidate the findings in a top-to-bottom approach
B. uplicate the issue, if possible
C. stablish a plan of action to resolve the issue
D. ocument the findings and actions
عرض الإجابة
اجابة صحيحة: C
السؤال #26
Which of the following records can be used to track the number of changes on a DNS zone?
A. OA
B. RV
C. XT
D. S
عرض الإجابة
اجابة صحيحة: A
السؤال #27
A large metropolitan city is looking to standardize the ability for police department laptops to connect to the city government's VPN. The city would like a wireless solution that provides the largest coverage across the city with a minimal number of transmission towers. Latency and overall bandwidth needs are not high priorities. Which of the following would BEST meet the city's needs?
A. G
B. TE
C. i-Fi 4
D. i-Fi 5
E. i-Fi 6
عرض الإجابة
اجابة صحيحة: B
السؤال #28
At which of the following layers of the OSI model will the administrator MOST likely start to troubleshoot when a network is experiencing a number of CRC errors?
A. ayer 1
B. ayer 2
C. ayer 3
D. ayer 4
E. ayer 5
عرض الإجابة
اجابة صحيحة: A
السؤال #29
Which of the following types of devices can provide content filtering and threat protection, and manage multiple IPSec site-to-site connections?
A. ayer 3 switch
B. PN headend
C. ext-generation firewall
D. roxy server
E. ntrusion prevention
عرض الإجابة
اجابة صحيحة: C
السؤال #30
A network administrator installed an additional IDF during a building expansion project. Which of the following documents need to be updated to reflect the change? (Choose two.)
A. ybrid
B. lasticity
C. aaS
D. ultitenancy
عرض الإجابة
اجابة صحيحة: EF
السؤال #31
A user from a remote office is reporting slow file transfers. Which of the following tools will an engineer MOST likely use to get detailed measurement data?
A. SO
B. ero Trust
C. PN
D. ole-based access control
عرض الإجابة
اجابة صحيحة: C
السؤال #32
Which of the following OSI model layers is where a technician would view UDP information?
A. hysical
B. ata link
C. etwork
D. ransport
عرض الإجابة
اجابة صحيحة: D
السؤال #33
Which of the following VPN configurations should be used to separate Internet and corporate traffic?
A. plit-tunnel
B. emote desktop gateway
C. ite-to-site
D. ut-of-band management
عرض الإجابة
اجابة صحيحة: A
السؤال #34
A network engineer is monitoring a fiber uplink to a remote office and notes the uplink has been operating at 100% capacity for a long duration. Which of the following performance metrics is MOST likely to be impacted with sustained link saturation?
A. atency
B. itter
C. peed
D. andwidth
عرض الإجابة
اجابة صحيحة: D
السؤال #35
A company wants to add a local redundant data center to its network in case of failure at its primary location. Which of the following would give the LEAST amount of redundancy for the company's network?
A. old site
B. ot site
C. loud site
D. arm site
عرض الإجابة
اجابة صحيحة: A
السؤال #36
A network technician is troubleshooting a new web server connectivity issue. The network technician discovers the following on the support ticket:•The server’s IP address can be pinged from the client PCs.•Access to the web resource works correctly when on the server's console.•No clients can access the server’s data via URL.•The server does not have a firewall configured.•No ACLs are preventing connectivity from the client's network.•All services on the server are operating normally, which was confirmed by
A. eset port security on the switchport connecting the server
B. djust the web server's NTP setting to match the client settings
C. onfigure A records for the web server
D. nstall the correct MIB on the web server
عرض الإجابة
اجابة صحيحة: C
السؤال #37
A technician wants to monitor and provide traffic segmentation across the network. The technician would like to assign each department a specific identifier. Which of the following will the technician MOST likely use?
A. low control
B. raffic shaping
C. LAN tagging
D. etwork performance baselines
عرض الإجابة
اجابة صحيحة: C
السؤال #38
An engineer notices some late collisions on a half-duplex link. The engineer verifies that the devices on both ends of the connection are configured for half duplex. Which of the following is the MOST likely cause of this issue?
A. he link is improperly terminated
B. ne of the devices is misconfigured
C. he cable length is excessive
D. ne of the devices has a hardware issue
عرض الإجابة
اجابة صحيحة: C
السؤال #39
Two network technicians are installing a fiber-optic link between routers. The technicians used a light meter to verify the correct fibers. However, when they connect the fibers to the router interface, the link does not connect. Which of the following would explain the issue? (Choose two.)
A. IGRP
B. GP
C. Pv6
D. PLS
عرض الإجابة
اجابة صحيحة: AB
السؤال #40
A network administrator wants to test the throughput of a new metro Ethernet circuit to verify that its performance matches the requirements specified in the SL
A. hich of the following would BEST help measure the throughput?
A. Perf
B. ing
C. etFlow
D. etstat
عرض الإجابة
اجابة صحيحة: A
السؤال #41
A new student is given credentials to log on to the campus Wi-Fi. The student stores the password in a laptop and is able to connect: however, the student is not able to connect with a phone when only a short distance from the laptop. Given the following information:Which of the following is MOST likely causing this connection failure?
A. ransmission speed
B. ncorrect passphrase
C. hannel overlap
D. ntenna cable attenuation/signal loss
عرض الإجابة
اجابة صحيحة: B
السؤال #42
During a client audit, a network analyst is tasked with recommending changes to upgrade the client network and readiness. A field technician has submitted the following report:Based on this report, which of the following metrics or sensors would be the BEST recommendation to the client?
A. lectrical
B. umidity
C. looding
D. emperature
عرض الإجابة
اجابة صحيحة: D
السؤال #43
A network technician receives a report from the server team that a server's network connection is not working correctly. The server team confirms the server is operating correctly except for the network connection. The technician checks the switchport connected to the server and reviews the following data:Which of the following should the network technician perform to correct the issue?
A. eplace the Cat 5 patch cable with a Cat 6 cable
B. nstall a crossover cable between the server and the switch
C. eset the switchport configuration
D. se NetFlow data from the switch to isolate the issue
E. isable MDIX on the switchport and reboot the server
عرض الإجابة
اجابة صحيحة: A
السؤال #44
A technician is assisting a user who cannot connect to a website. The technician attempts to ping the default gateway and DNS server of the workstation. According to troubleshooting methodology, this is an example of:
A. divide-and-conquer approach
B. bottom-up approach
C. top-to-bottom approach
D. mplementing a solution
عرض الإجابة
اجابة صحيحة: B
السؤال #45
A network technician reviews an entry on the syslog server and discovers the following message from a switch:SPANNING-TREE Port 1/1 BLOCKEDWhich of the following describes the issue?
A. heck the firewall ACL to verify all required IP addresses are included
B. erify the required router PAT rules are properly configured
C. onfirm the internal DNS server is replying to requests for the cloud solution
D. alidate the cloud console to determine whether there are unlicensed requests
عرض الإجابة
اجابة صحيحة: A
السؤال #46
A technician is connecting multiple switches to create a large network for a new office. The switches are unmanaged Layer 2 switches with multiple connections between each pair. The network is experiencing an extreme amount of latency. Which of the following is MOST likely occurring?
A. thernet collisions
B. DDoS attack
C. broadcast storm
D. outing loops
عرض الإجابة
اجابة صحيحة: C
السؤال #47
Branch users are experiencing issues with videoconferencing. Which of the following will the company MOST likely configure to improve performance for these applications?
A. ink Aggregation Control Protocol
B. ynamic routing
C. uality of service
D. etwork load balancer
E. tatic IP addresses
عرض الإجابة
اجابة صحيحة: C
السؤال #48
Which of the following policies should be referenced when a user wants to access work email on a personal cell phone?
A. ffboarding policy
B. cceptable use policy
C. YOD policy
D. emote access policy
عرض الإجابة
اجابة صحيحة: C
السؤال #49
A company's data center is hosted at its corporate office to ensure greater control over the security of sensitive data. During times when there are increased workloads, some of the company's non-sensitive data is shifted to an external cloud provider. Which of the following cloud deployment models does this describe?
A. ybrid
B. ommunity
C. ublic
D. rivate
عرض الإجابة
اجابة صحيحة: A
السؤال #50
A network is experiencing a number of CRC errors during normal network communication. At which of the following layers of the OSI model will the administrator MOST likely start to troubleshoot?
A. ayer 1
B. ayer 2
C. ayer 3
D. ayer 4
E. ayer 5
عرض الإجابة
اجابة صحيحة: B
السؤال #51
Given the following information:Which of the following would cause performance degradation between PC A and PC B?
A. ttenuation
B. nterference
C. ecibel loss
D. ncorrect pinout
عرض الإجابة
اجابة صحيحة: A
السؤال #52
A network technician needs to ensure outside users are unable to telnet into any of the servers at the datacenter. Which of the following ports should be blocked when checking firewall configuration?
A. 2
B. 3
C. 0
D. 389
E. 080
عرض الإجابة
اجابة صحيحة: B
السؤال #53
A network administrator wants to check all network connections and see the output in integer form. Which of the following commands should the administrator run on the command line?
A. etstat
B. etstat -a
C. etstat -e
D. etstat -n
عرض الإجابة
اجابة صحيحة: D
السؤال #54
A company rents out a large event space and includes wireless internet access for each tenant. Tenants reserve a two-hour window from the company each week, which includes a tenant-specific SSID. However, all users share the company's network hardware.The network support team is receiving complaints from tenants that some users are unable to connect to the wireless network. Upon investigation, the support team discovers a pattern indicating that after a tenant with a particularly large attendance ends its s
A. acket capture
B. Perf
C. etFlow analyzer
D. nternet speed test
عرض الإجابة
اجابة صحيحة: DG
السؤال #55
A technician is troubleshooting a connectivity issue with an end user. The end user can access local network shares and intranet pages but is unable to access the internet or remote resources. Which of the following needs to be reconfigured?
A. he IP address
B. he subnet mask
C. he gateway address
D. he DNS servers
عرض الإجابة
اجابة صحيحة: C
السؤال #56
An engineer needs to restrict the database servers that are in the same subnet from communicating with each other. The database servers will still need to communicate with the application servers in a different subnet. In some cases, the database servers will be clustered, and the servers will need to communicate with other cluster members. Which of the following technologies will be BEST to use to implement this filtering without creating rules?
A. rivate VLANs
B. ccess control lists
C. irewalls
D. ontrol plane policing
عرض الإجابة
اجابة صحيحة: A
السؤال #57
Which of the following would be used to forward requests and replies between a DHCP server and client?
A. elay
B. ease
C. cope
D. ange
عرض الإجابة
اجابة صحيحة: A
السؤال #58
A technician is troubleshooting a wireless connectivity issue in a small office located in a high-rise building. Several APs are mounted in this office. The users report that the network connections frequently disconnect and reconnect throughout the day. Which of the following is the MOST likely cause of this issue?
A. The AP association time is set too low
B. EIRP needs to be boosted
C. Channel overlap is occurring
D. The RSSI is misreported
عرض الإجابة
اجابة صحيحة: B
السؤال #59
A network technician is installing new software on a Windows-based server in a different geographical location. Which of the following would be BEST for the technician to use to perform this task?
A. DP
B. SH
C. TP
D. NS
عرض الإجابة
اجابة صحيحة: A
السؤال #60
An engineer recently decided to upgrade the firmware on a router. During the upgrade, the help desk received calls about a network outage, and a critical ticket was opened. The network manager would like to create a policy to prevent this from happening in the future. Which of the following documents should the manager create?
A. hange management
B. ncident response
C. tandard operating procedure
D. ystem life cycle
عرض الإجابة
اجابة صحيحة: A
السؤال #61
A technician is assisting a user who cannot connect to a network resource. The technician first checks for a link light. According to troubleshooting methodology, this is an example of:
A. sing a bottom-to-top approach
B. stablishing a plan of action
C. ocumenting a finding
D. uestioning the obvious
عرض الإجابة
اجابة صحيحة: D
السؤال #62
A company cell phone was stolen from a technician's vehicle. The cell phone has a passcode, but it contains sensitive information about clients and vendors. Which of the following should also be enabled?
A. actory reset
B. utolock
C. ncryption
D. wo-factor authentication
عرض الإجابة
اجابة صحيحة: C
السؤال #63
The power company notifies a network administrator that it will be turning off the power to the building over the weekend. Which of the following is the BEST solution to prevent the servers from going down?
A. edundant power supplies
B. ninterruptible power supply
C. enerator
D. ower distribution unit
عرض الإجابة
اجابة صحيحة: C
السؤال #64
Which of the following protocols would allow a secure connection to a Linux-based system?
A. MB
B. TP
C. DP
D. SH
عرض الإجابة
اجابة صحيحة: D
السؤال #65
After the A record of a public website was updated, some visitors were unable to access the website. Which of the following should be adjusted to address the issue?
A. TL
B. X
C. XT
D. OA
عرض الإجابة
اجابة صحيحة: A
السؤال #66
A network administrator would like to enable NetFlow on a Layer 3 switch but is concerned about how the feature may impact the switch. Which of the following metrics should the administrator graph using SNMP to BEST measure the feature’s impact?
A. PU usage
B. emperature
C. lectrical consumption
D. andwidth usage
عرض الإجابة
اجابة صحيحة: A
السؤال #67
A network administrator is reviewing interface errors on a switch. Which of the following indicates that a switchport is receiving packets in excess of the configured MTU?
A. RC errors
B. iants
C. unts
D. looding
عرض الإجابة
اجابة صحيحة: B
السؤال #68
Which of the following OSI model layers contains IP headers?
A. resentation
B. pplication
C. ata link
D. etwork
E. ransport
عرض الإجابة
اجابة صحيحة: D
السؤال #69
At which of the following OSI model layers does an IMAP client run?
A. ayer 2
B. ayer 4
C. ayer 6
D. ayer 7
عرض الإجابة
اجابة صحيحة: D
السؤال #70
At the destination host, which of the following OSI model layers will discard a segment with a bad checksum in the UDP header?
A. etwork
B. ata link
C. ransport
D. ession
عرض الإجابة
اجابة صحيحة: C
السؤال #71
During a risk assessment, which of the following should be considered when planning to mitigate high CPU utilization of a firewall?
A. ecovery time objective
B. ninterruptible power supply
C. IC teaming
D. oad balancing
عرض الإجابة
اجابة صحيحة: D
السؤال #72
A technician discovered that some information on the local database server was changed during a file transfer to a remote server. Which of the following should concern the technician the MOST?
A. onfidentiality
B. ntegrity
C. DoS
D. n-path attack
عرض الإجابة
اجابة صحيحة: B
السؤال #73
Which of the following will reduce routing table lookups by performing packet forwarding decisions independently of the network layer header?
A. PLS
B. GRE
C. IGRP
D. RRP
عرض الإجابة
اجابة صحيحة: A
السؤال #74
During the troubleshooting of an E1 line, the point-to-point link on the core router was accidentally unplugged and left unconnected for several hours. However, the network management team was not notified. Which of the following could have been configured to allow early detection and possible resolution of the issue?
A. raps
B. IB
C. ID
D. aselines
عرض الإجابة
اجابة صحيحة: A
السؤال #75
An organization purchased an allocation of public IPv4 addresses. Instead of receiving the network address and subnet mask, the purchase paperwork indicates the allocation is a /28. This type of notation is referred to as:
A. IDR
B. lassful
C. lassless
D. FC1918
عرض الإجابة
اجابة صحيحة: A
السؤال #76
A network administrator decided to use SLAAC in an extensive IPv6 deployment to alleviate IP address management. The devices were properly connected into the LAN but autoconfiguration of the IP address did not occur as expected. Which of the following should the network administrator verify?
A. he network gateway is configured to send router advertisements
B. DHCP server is present on the same broadcast domain as the clients
C. he devices support dual stack on the network layer
D. he local gateway supports anycast routing
عرض الإجابة
اجابة صحيحة: A
السؤال #77
A WAN technician reviews activity and identifies newly installed hardware that is causing outages over an eight-hour period. Which of the following should be considered FIRST?
A. etwork performance baselines
B. LAN assignments
C. outing table
D. evice configuration review
عرض الإجابة
اجابة صحيحة: D
السؤال #78
A systems administrator is configuring a firewall using NAT with PAT. Which of the following would be BEST suited for the LAN interface?
A. 72
B. 72
C. 72
D. 72
E. 72
عرض الإجابة
اجابة صحيحة: C
السؤال #79
A user in a branch office reports that access to all files has been lost after receiving a new PC. All other users in the branch can access fileshares. The IT engineer who is troubleshooting this incident is able to ping the workstation from the branch router, but the machine cannot, ping the router. Which of the following is MOST likely the cause of the incident?
A. n IPS
B. Layer 3 switch
C. router
D. wireless LAN controller
عرض الإجابة
اجابة صحيحة: A
السؤال #80
SIMULATIONYou are tasked with verifying the following requirements are met in order to ensure network security. Requirements:Datacenter-Ensure network is subnetted to allow all devices to communicate properly while minimizing address space usage-Provide a dedicated server to resolve IP addresses and hostnames correctly and handle port 53 traffic Building A-Ensure network is subnetted to allow all devices to communicate properly while minimizing address space usage-Provide devices to support 5 additional dif
A. ee Explanation section for answer
عرض الإجابة
اجابة صحيحة: A
السؤال #81
A technician wants to install a WAP in the center of a room that provides service in a radius surrounding a radio. Which of the following antenna types should the AP utilize?
A. mni
B. irectional
C. agi
D. arabolic
عرض الإجابة
اجابة صحيحة: A
السؤال #82
Which of the following devices would be used to manage a corporate WLAN?
A. wireless NAS
B. wireless bridge
C. wireless router
D. wireless controller
عرض الإجابة
اجابة صحيحة: D
السؤال #83
A network device needs to discover a server that can provide it with an IPv4 address. Which of the following does the device need to send the request to?
A. efault gateway
B. roadcast address
C. nicast address
D. ink local address
عرض الإجابة
اجابة صحيحة: B
السؤال #84
A small office has a wireless network with several access points that are used by mobile devices. Users occasionally report that the wireless connection drops or becomes very slow. Reports confirm that this only happens when the devices are connected to the office wireless network. Which of the following is MOST likely the cause?
A. he configuration of the encryption protocol
B. nterference from other devices
C. nsufficient bandwidth capacity
D. uplicate SSIDs
عرض الإجابة
اجابة صحيحة: B
السؤال #85
Switch 3 was recently added to an existing stack to extend connectivity to various parts of the network. After the update, new employees were not able to print to the main networked copiers from their workstations. Following are the port configurations for the switch stack in question:Switch 1:Switch 2:Switch 3:Which of the following should be configured to resolve the issue? (Choose two.)
A. cope options
B. xclusion ranges
C. ease time
D. elay
عرض الإجابة
اجابة صحيحة: AE
السؤال #86
Which of the following devices is used to configure and centrally manage access points installed at different locations?
A. ireless controller
B. oad balancer
C. roxy server
D. PN concentrator
عرض الإجابة
اجابة صحيحة: A
السؤال #87
A customer wants to log in to a vendor's server using a web browser on a laptop. Which of the following would require the LEAST configuration to allow encrypted access to the server?
A. ecure Sockets Layer
B. ite-to-site VPN
C. emote desktop gateway
D. lient-to-site VPN
عرض الإجابة
اجابة صحيحة: A
السؤال #88
Which of the following would enable a network technician to implement dynamic routing?
A. n IPS
B. bridge
C. Layer 3 switch
D. hub
عرض الإجابة
اجابة صحيحة: C
السؤال #89
Which of the following would be the BEST choice to connect branch sites to a main office securely?
A. PN headend
B. roxy server
C. ridge
D. oad balancer
عرض الإجابة
اجابة صحيحة: A
السؤال #90
An IT technician suspects a break in one of the uplinks that provides connectivity to the core switch. Which of the following command-line tools should the technician use to determine where the incident is occurring?
A. slookup
B. how config
C. etstat
D. how interface
E. how counters
عرض الإجابة
اجابة صحيحة: D
السؤال #91
A medical building offers patients Wi-Fi in the waiting room. Which of the following security features would be the BEST solution to provide secure connections and keep the medical data protected?
A. solating the guest network
B. ecuring SNMP
C. AC filtering
D. isabling unneeded switchports
عرض الإجابة
اجابة صحيحة: A
السؤال #92
Which of the following options represents the participating computers in a network?
A. odes
B. PUs
C. ervers
D. lients
عرض الإجابة
اجابة صحيحة: A
السؤال #93
Network traffic is being compromised by DNS poisoning every time a company's router is connected to the internet. The network team detects a non-authorized DNS server being assigned to the network clients and remediates the incident by setting a trusted DNS server, but the issue occurs again after internet exposure. Which of the following best practices should be implemented on the router?
A. hange the device's default password
B. isable router advertisement guard
C. ctivate control plane policing
D. isable unneeded network services
عرض الإجابة
اجابة صحيحة: A
السؤال #94
A network engineer configured new firewalls with the correct configuration to be deployed to each remote branch. Unneeded services were disabled, and all firewall rules were applied successfully. Which of the following should the network engineer perform NEXT to ensure all the firewalls are hardened successfully?
A. Ensure an implicit permit rule is enabled
B. Configure the log settings on the firewalls to the central syslog server
C. Update the firewalls with current firmware and software
D. Use the same complex passwords on all firewalls
عرض الإجابة
اجابة صحيحة: C
السؤال #95
To access production applications and data, developers must first connect remotely to a different server. From there, the developers are able to access production data. Which of the following does this BEST represent?
A. management plane
B. proxy server
C. n out-of-band management device
D. site-to-site VPN
E. jump box
عرض الإجابة
اجابة صحيحة: E
السؤال #96
A network administrator is testing performance improvements by configuring channel bonding on an 802.11ac AP. Although a site survey detected the majority of the 5GHz frequency spectrum was idle, being used only by the company’s WLAN and a nearby government radio system, the AP is not allowing the administrator to manually configure a large portion of the 5GHz frequency range. Which of the following would be BEST to configure for the WLAN being tested?
A. pgrade the equipment to an AP that supports manual configuration of the EIRP power settings
B. witch to 802
C. et up the AP to perform a dynamic selection of the frequency according to regulatory requirements
D. eactivate the band 5GHz to avoid interference with the government radio
عرض الإجابة
اجابة صحيحة: C
السؤال #97
Which of the following would be used to expedite MX record updates to authoritative NSs?
A. DP forwarding
B. NS caching
C. ecursive lookup
D. ime to live
عرض الإجابة
اجابة صحيحة: D
السؤال #98
Given the following information:Which of the following command-line tools would generate this output?
A. etstat
B. rp
C. ig
D. racert
عرض الإجابة
اجابة صحيحة: A
السؤال #99
Which of the following ports is commonly used by VoIP phones?
A. 0
B. 43
C. 45
D. 060
عرض الإجابة
اجابة صحيحة: D
السؤال #100
According to troubleshooting methodology, which of the following should the technician do NEXT after determining the most likely probable cause of an issue?
A. stablish a plan of action to resolve the issue and identify potential effects
B. erify full system functionality and, if applicable, implement preventive measures
C. mplement the solution or escalate as necessary
D. est the theory to determine the cause
عرض الإجابة
اجابة صحيحة: D
السؤال #101
Which of the following types of datacenter architectures will MOST likely be used in a large SDN and can be extended beyond the datacenter? (Choose two.)
A. hannel overlap
B. oor signal
C. ncorrect power settings
D. rong antenna type
عرض الإجابة
اجابة صحيحة: CD
السؤال #102
A branch of a company recently switched to a new ISP. The network engineer was given a new IP range to assign. The ISP assigned 196.26.4.0/26, and the branch gateway router now has the following configurations on the interface that peers to the ISP:The network engineer observes that all users have lost Internet connectivity. Which of the following describes the issue?
A. he incorrect subnet mask was configured
B. he incorrect gateway was configured
C. he incorrect IP address was configured
D. he incorrect interface was configured
عرض الإجابة
اجابة صحيحة: A
السؤال #103
An administrator is attempting to add a new system to monitoring but is unsuccessful. The administrator notices the system is similar to another one on the network; however, the new one has an updated OS version. Which of the following should the administrator consider updating?
A. peed
B. uplex
C. rrors
D. LAN
عرض الإجابة
اجابة صحيحة: A
السؤال #104
A network administrator is troubleshooting the communication between two Layer 2 switches that are reporting a very high runt count. After trying multiple ports on both switches, the issue persists. Which of the following should the network administrator perform to resolve the issue?
A. ncrease the MTU size on both switches
B. ecertify the cable between both switches
C. erform a factory reset on both switches
D. nable debug logging on both switches
عرض الإجابة
اجابة صحيحة: B
السؤال #105
A network technician is having issues connecting an IoT sensor to the internet. The WLAN settings were entered via a custom command line, and a proper IP address assignment was received on the wireless interface. However, when trying to connect to the internet, only HTTP redirections are being received when data is requested. Which of the following will point to the root cause of the issue?
A. erifying if an encryption protocol mismatch exists
B. erifying if a captive portal is active for the WLAN
C. erifying the minimum RSSI for operation in the device's documentation
D. erifying EIRP power settings on the access point
عرض الإجابة
اجابة صحيحة: B
السؤال #106
A systems administrator wants to use the least amount of equipment to segment two departments that have cables terminating in the same room. Which of the following would allow this to occur?
A. oad balancer
B. roxy server
C. Layer 3 switch
D. ub
E. Layer 7 firewall
عرض الإجابة
اجابة صحيحة: C
السؤال #107
A network technician was hired to harden the security of a network. The technician is required to enable encryption and create a password for AP security through the web browser. Which of the following would BEST support these requirements?
A. SP
B. PA2
C. PSec
D. CL
عرض الإجابة
اجابة صحيحة: B
السؤال #108
A technician is troubleshooting a wireless connectivity issue in a small office located in a high-rise building. Several APs are mounted in this office. The users report that the network connections frequently disconnect and reconnect throughout the day. Which of the following is the MOST likely cause of this issue?
A. he AP association time is set too low
B. IRP needs to be boosted
C. hannel overlap is occurring
D. he RSSI is misreported
عرض الإجابة
اجابة صحيحة: B
السؤال #109
Which of the following topologies is designed to fully support applications hosted in on-premises data centers, public or private clouds, and SaaS services?
A. DWAN
B. AN
C. AN
D. PLS
عرض الإجابة
اجابة صحيحة: A
السؤال #110
A malicious user is using special software to perform an on-path attack. Which of the following best practices should be configured to mitigate this threat?
A. ynamic ARP inspection
B. ole-based access
C. ontrol plane policing
D. AC filtering
عرض الإجابة
اجابة صحيحة: A
السؤال #111
A user calls the help desk to report being unable to reach a file server. The technician logs in to the user’s computer and verifies that pings fail to respond back when trying to reach the file server. Which of the following would BEST help the technician verify whether the file server is reachable?
A. etstat
B. pconfig
C. slookup
D. raceroute
عرض الإجابة
اجابة صحيحة: D
السؤال #112
An administrator needs to connect two laptops directly to each other using 802. 11ac but does not have an AP available. Which of the following describes this configuration?
A. asic service set
B. xtended service set
C. ndependent basic service set
D. U-MIMO
عرض الإجابة
اجابة صحيحة: C
السؤال #113
A network engineer is investigating reports of poor network performance. Upon reviewing a report, the engineer finds hundreds of CRC errors on an interface.Which of the following is the MOST likely cause of these errors?
A. bad wire on the Cat 5e cable
B. he wrong VLAN assignment to the switchport
C. misconfigured QoS setting on the router
D. oth sides of the switch trunk set to full duplex
عرض الإجابة
اجابة صحيحة: A
السؤال #114
A company is deploying a SAN at headquarters and a branch office 1,000mi (1,609km) away that will access small amounts of data. Which of the following types of connections would be MOST cost effective to implement?
A. SCSI
B. CoE
C. thernet
D. C
عرض الإجابة
اجابة صحيحة: A
السؤال #115
A technician is installing the Wi-Fi infrastructure for legacy industrial machinery at a warehouse. The equipment only supports 802.11a and 802.11b standards. Speed of transmission is the top business requirement. Which of the following is the correct maximum speed for this scenario?
A. 1Mbps
B. 4Mbps
C. 28Mbps
D. 44Mbps
عرض الإجابة
اجابة صحيحة: B
السؤال #116
A technician is installing a cable modem in a SOHO. Which of the following cable types will the technician MOST likely use to connect a modem to the ISP?
A. oaxial
B. ingle-mode fiber
C. at 6e
D. ultimode fiber
عرض الإجابة
اجابة صحيحة: A
السؤال #117
A network technician is installing new software on a Windows-based server in a different geographical location. Which of the following would be BEST for the technician to use to perform this task?
A. RDP
B. SSH
C. FTP
D. DNS
عرض الإجابة
اجابة صحيحة: A
السؤال #118
A network administrator is troubleshooting an issue with a new Internet connection. The ISP is asking detailed questions about the configuration of the router that the network administrator is troubleshooting. Which of the following commands is the network administrator using? (Choose two.)
A. ecure web access to internal corporate resources
B. pgrade security via the use of an NFV technology
C. onnect two datacenters across the Internet
D. ncrease VPN availability by using a SDWAN technology
عرض الإجابة
اجابة صحيحة: BD
السؤال #119
A network administrator determines that even when optimal wireless coverage is configured, the network users still report constant disconnections. After troubleshooting, the administrator determines that moving from one location to another causes the disconnection. Which of the following settings should provide better network stability?
A. lient association timeout
B. SSI roaming threshold
C. F attenuation ratio
D. IRP power setting
عرض الإجابة
اجابة صحيحة: B
السؤال #120
A company streams video to multiple devices across a campus. When this happens, several users report a degradation of network performance. Which of the following would MOST likely address this issue?
A. nable IGMP snooping on the switches
B. mplement another DHCP server
C. econfigure port tagging for the video traffic
D. hange the SSID of the APs
عرض الإجابة
اجابة صحيحة: A
السؤال #121
A systems administrator needs to improve WiFi performance in a densely populated office tower and use the latest standard. There is a mix of devices that use2.4 GHz and 5 GHz. Which of the following should the systems administrator select to meet this requirement?
A. 02
B. 02
C. 02
D. 02
عرض الإجابة
اجابة صحيحة: B
السؤال #122
A user calls the IT department to report being unable to log in after locking the computer. The user resets the password, but later in the day the user is again unable to log in after locking the computer. Which of the following attacks against the user is MOST likely taking place?
A. rute-force
B. n-path
C. eauthentication
D. hishing
عرض الإجابة
اجابة صحيحة: A
السؤال #123
An organization set up its offices so that a desktop is connected to the network through a VoIP phone. The VoIP vendor requested that voice traffic be segmented separately from non-voice traffic. Which of the following would allow the organization to configure multiple devices with network isolation on a single switch port?
A. ubinterfaces
B. ink aggregation
C. oad balancing
D. unneling
عرض الإجابة
اجابة صحيحة: A
السؤال #124
A company is utilizing multifactor authentication for data center access. Which of the following is the MOST effective security mechanism against physical intrusions due to stolen credentials?
A. iometrics security hardware
B. ccess card readers
C. ccess control vestibule
D. otion detection cameras
عرض الإجابة
اجابة صحيحة: A
السؤال #125
A network is experiencing a number of CRC errors during normal network communication. At which of the following layers of the OSI model will the administratorMOST likely start to troubleshoot?
A. PU usage
B. emory
C. emperature
D. andwidth
E. atency
F. itter
عرض الإجابة
اجابة صحيحة: B
السؤال #126
A systems administrator is running a VoIP network and is experiencing jitter and high latency. Which of the following would BEST help the administrator determine the cause of these issues?
A. nabling RADIUS on the network
B. onfiguring SNMP traps on the network
C. mplementing LDAP on the network
D. stablishing NTP on the network
عرض الإجابة
اجابة صحيحة: B
السؤال #127
Which of the following connector types would have the MOST flexibility?
A. FP
B. NC
C. C
D. J45
عرض الإجابة
اجابة صحيحة: A
السؤال #128
Which of the following would be used to enforce and schedule critical updates with supervisory approval and include backup plans in case of failure?
A. usiness continuity plan
B. nboarding and offboarding policies
C. cceptable use policy
D. ystem life cycle
E. hange management
عرض الإجابة
اجابة صحيحة: E
السؤال #129
An administrator would like to allow Windows clients from outside the office to access workstations without using third-party software. Which of the following access methods would meet this requirement?
A. emote desktop gateway
B. plit tunnel
C. ite-to-site VPN
D. NC
عرض الإجابة
اجابة صحيحة: A
السؤال #130
A store owner would like to have secure wireless access available for both business equipment and patron use. Which of the following features should be configured to allow different wireless access through the same equipment?
A. IMO
B. KIP
C. TE
D. SID
عرض الإجابة
اجابة صحيحة: D
السؤال #131
A fiber link connecting two campus networks is broken. Which of the following tools should an engineer use to detect the exact break point of the fiber link?
A. TDR
B. one generator
C. usion splicer
D. able tester
E. oE injector
عرض الإجابة
اجابة صحيحة: A
السؤال #132
Which of the following would MOST likely be used to review previous upgrades to a system?
A. usiness continuity plan
B. hange management
C. ystem life cycle
D. tandard operating procedures
عرض الإجابة
اجابة صحيحة: B
السؤال #133
A device is connected to a managed Layer 3 network switch. The MAC address of the device is known, but the static IP address assigned to the device is not.Which of the following features of a Layer 3 network switch should be used to determine the IPv4 address of the device?
A. AC table
B. eighbor Discovery Protocol
C. RP table
D. PConfig
E. CL table
عرض الإجابة
اجابة صحيحة: C
السؤال #134
Which of the following can have multiple VLAN interfaces?
A. ub
B. ayer 3 switch
C. ridge
D. oad balancer
عرض الإجابة
اجابة صحيحة: B
السؤال #135
Which of the following connector types would be used to connect to the demarcation point and provide network access to a cable modem?
A. -type
B. J45
C. C
D. J11
عرض الإجابة
اجابة صحيحة: A
السؤال #136
A network technician is manually configuring the network settings for a new device and is told the network block is 192.168.0.0/20. Which of the following subnets should the technician use?
A. 55
B. 55
C. 55
D. 55
عرض الإجابة
اجابة صحيحة: C
السؤال #137
SIMULATIONA network technician replaced a switch and needs to reconfigure it to allow the connected devices to connect to the correct networks.INSTRUCTIONS Click on the appropriate port(s) on Switch 1 and Switch 3 to verify or reconfigure the correct settings:•Ensure each device accesses only its correctly associated network•Disable all unused switch ports•Require fault-tolerant connections between the switches•Only make necessary changes to complete the above requirementsIf at any time you would like to br
A. ee Explanation section for answer
عرض الإجابة
اجابة صحيحة: A

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