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السؤال #1
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.Bus
B. Spine-and-leaf C
عرض الإجابة
اجابة صحيحة: C
السؤال #2
A network administrator is talking to different vendors about acquiring technology to support a new project for a large company. Which of the following documents will MOST likely need to be signed before information about the project is shared? A.BYOD policy
B. NDA C
عرض الإجابة
اجابة صحيحة: D
السؤال #3
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. Check the system's IP address
B. Do a ping test against the servers C
عرض الإجابة
اجابة صحيحة: C
السؤال #4
An administrator is writing a script to periodically log the IPv6 and MAC addresses of all the devices on a network segment. Which of the following switch features will MOST likely be used to assist with this task?
A. Spanning Tree Protocol
B. Neighbor Discovery Protocol C
عرض الإجابة
اجابة صحيحة: D
السؤال #5
Which of the following ports are associated with IMAP? (Choose two.)
A. 25
B. 110 C
E. 993
F. 995
عرض الإجابة
اجابة صحيحة: A
السؤال #6
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. Extended service set B
عرض الإجابة
اجابة صحيحة: C
السؤال #7
Which of the following OSI model layers contains IP headers?
A. Presentation
B. Application C
E. Transport
عرض الإجابة
اجابة صحيحة: C
السؤال #8
A network administrator needs to query the NSs for a remote application. Which of the following commands would BEST help the administrator accomplish this task? A.dig B.arp C.show interface D.hostname
A network administrator needs to query the NSs for a remote application. Which of the following commands would BEST help the administrator accomplish this task? A
عرض الإجابة
اجابة صحيحة: D
السؤال #9
Which of the following uses the destination IP address to forward packets? A.A bridge B.A Layer 2 switch C.A router D.A repeater
Which of the following uses the destination IP address to forward packets? A. bridge B
عرض الإجابة
اجابة صحيحة: B
السؤال #10
Users are reporting intermittent WiFi connectivity in a specific parts of a building. Which of the following should the network administrator check FIRST when troubleshooting this issue? (Choose two.)
A. Site survey B
E. SSID assignment
F. AP association time
عرض الإجابة
اجابة صحيحة: A
السؤال #11
A network technician is reviewing the interface counters on a router interface. The technician is attempting to confirm a cable issue. Given the following information: Which of the following metrics confirms there is a cabling issue?
A. Last cleared
B. Number of packets output C
عرض الإجابة
اجابة صحيحة: A
السؤال #12
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
عرض الإجابة
اجابة صحيحة: B
السؤال #13
After a firewall replacement, some alarms and metrics related to network availability stopped updating on a monitoring system relying on SNMP. Which of the following should the network administrator do FIRST?
A. Modify the device's MIB on the monitoring system
B. Configure syslog to send events to the monitoring system
عرض الإجابة
اجابة صحيحة: A
السؤال #14
Which of the following protocols would allow a secure connection to a Linux-based system? A.SMB B.FTP C.RDP D.SSH
Which of the following protocols would allow a secure connection to a Linux-based system? A. MB B
عرض الإجابة
اجابة صحيحة: A
السؤال #15
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. Increase the MTU size on both switches
B. Recertify the cable between both switches
عرض الإجابة
اجابة صحيحة: CE
السؤال #16
A technician is writing documentation regarding a company's server farm. The technician needs to confirm the server name for all Linux servers. Which of the following commands should the technician run?
A. ipconfig
B. nslookup C
عرض الإجابة
اجابة صحيحة: D
السؤال #17
Which of the following would be used to expedite MX record updates to authoritative NSs?
A. UDP forwarding B
عرض الإجابة
اجابة صحيحة: B
السؤال #18
Which of the following service models would MOST likely be used to replace on-premises servers with a cloud solution?
A. PaaS
B. IaaS C
عرض الإجابة
اجابة صحيحة: B
السؤال #19
Which of the following routing protocols is used to exchange route information between public autonomous systems? A.OSPF B.BGP C.EGRIP D.RIP
Which of the following routing protocols is used to exchange route information between public autonomous systems? A. SPF B
عرض الإجابة
اجابة صحيحة: D
السؤال #20
A voice engineer is troubleshooting a phone issue. When a call is placed, the caller hears echoes of the receiver's voice. Which of the following are the causes of this issue? (Choose two.) A.Jitter
B. Speed mismatch C
F. Encapsulation errors
عرض الإجابة
اجابة صحيحة: D
السؤال #21
A network device is configured to send critical events to a syslog server; however, the following alerts are not being received: Severity 5 LINK-UPDOWN: Interface 1/1, changed state to down Severity 5 LINK-UPDOWN: Interface 1/3, changed state to down Which of the following describes the reason why the events are not being received?
A. The network device is not configured to log that level to the syslog server
B. The network device was down and could not send the event C
عرض الإجابة
اجابة صحيحة: B
السؤال #22
Which of the following factors should be considered when evaluating a firewall to protect a datacenter's east-west traffic?
A. Replication traffic between an on-premises server and a remote backup facility
B. Traffic between VMs running on different hosts C
عرض الإجابة
اجابة صحيحة: C
السؤال #23
A new cabling certification is being requested every time a network technician rebuilds one end of a Cat 6 (vendor-certified) cable to create a crossover connection that is used to connect switches. Which of the following would address this issue by allowing the use of the original cable? A.CSMA/CD B.LACP C.PoE+ D.MDIX
A new cabling certification is being requested every time a network technician rebuilds one end of a Cat 6 (vendor-certified) cable to create a crossover connection that is used to connect switches. Which of the following would address this issue by allowing the use of the original cable? A
عرض الإجابة
اجابة صحيحة: B
السؤال #24
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. Coaxial
B. Single-mode fiber C
عرض الإجابة
اجابة صحيحة: A
السؤال #25
A network requirement calls for segmenting departments into different networks. The campus network is set up with users of each department in multiple buildings. Which of the following should be configured to keep the design simple and efficient? A.MDIX
B. Jumbo frames C
عرض الإجابة
اجابة صحيحة: A
السؤال #26
An IT organization needs to optimize speeds for global content distribution and wants to reduce latency in high-density user locations. Which of the following technologies BEST meets the organization's requirements?
A. Load balancing
B. Geofencing C
E. Infrastructure as a service
عرض الإجابة
اجابة صحيحة: C
السؤال #27
A user tries to ping 192.168.1.100 from the command prompt on the 192.168.2.101 network but gets the following response: U.U.U.U. Which of the following needs to be configured for these networks to reach each other?
A. Network address translation
B. Default gateway C
عرض الإجابة
اجابة صحيحة: B
السؤال #28
A technician is installing a high-density wireless network and wants to use an available frequency that supports the maximum number of channels to reduce interference. Which of the following standard 802.11 frequency ranges should the technician look for while reviewing WAP specifications? A.2.4GHz
B. 5GHz C
عرض الإجابة
اجابة صحيحة: A
السؤال #29
According to troubleshooting methodology, which of the following should the technician do NEXT after determining the most likely probable cause of an issue?
A. Establish a plan of action to resolve the issue and identify potential effects
B. Verify full system functionality and, if applicable, implement preventive measures C
عرض الإجابة
اجابة صحيحة: AC
السؤال #30
Which of the following ports is commonly used by VoIP phones?
A. 20
B. 143 C
عرض الإجابة
اجابة صحيحة: B
السؤال #31
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. Validate the roaming settings on the APs and WLAN clients
B. Verify that the AP antenna type is correct for the new layout C
عرض الإجابة
اجابة صحيحة: D
السؤال #32
A business is using the local cable company to provide Internet access. Which of the following types of cabling will the cable company MOST likely use from the demarcation point back to the central office?
A. Multimode
B. Cat 5e C
عرض الإجابة
اجابة صحيحة: D

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