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السؤال #1
Which statement is true about the routing table?
A. The routing table exists in the control plane only
B. The routing table exists in the control plane and in the forwarding plane
C. The routing table contains both active and inactive routes
D. The routing table is stored on compact flash
عرض الإجابة
اجابة صحيحة: A
السؤال #2
Which word starts the command to remove configuration elements on a Junos device?
A. undo
B. remove
C. delete
D. unset
عرض الإجابة
اجابة صحيحة: C
السؤال #3
You must segment your internal /24 network into a minimum of 12 subnets, each containing a minimum of 12 hosts. Which network mask do you use?
A. /26
B. /27
C. /28
D. /29
عرض الإجابة
اجابة صحيحة: C
السؤال #4
Which statement is true about routing tables on a Junos device?
A. They purge any routes not selected as active routes
B. They exist in two places: the Routing Engine and the Packet Forwarding Engine
C. They are exclusively designed to handle dynamic routing protocols
D. They populate the forwarding table
عرض الإجابة
اجابة صحيحة: D
السؤال #5
Click the Exhibit button. You are asked to create a firewall filter to count IPv6 packets that arrive with a no next header value. As shown in the exhibit, you have created and applied the count-no-header firewall filter to the ge-0/0/0 interface. The commit operation fails. What is causing this problem?
A. The firewall term does not include inet6 in the from statement
B. IPv6 interfaces do not support firewall filters
C. The filter name must be different than the counter name
D. The firewall family is not correct
عرض الإجابة
اجابة صحيحة: D
السؤال #6
What are three examples of dynamic IGPs? (Choose three.)
A. OSPF
B. BGP
C. IS-IS
D. PIM
E. RIP
عرض الإجابة
اجابة صحيحة: ACE
السؤال #7
By default, which character indicates the UNIX shell prompt?
A. #
B. >
C. $
D. %
عرض الإجابة
اجابة صحيحة: D
السؤال #8
You issue the command telnet interface ge-1/1/0 10.10.10.1 source 192.168.100.1 bypass- routing. Which statement is correct?
A. The bypass-routing parameter is ignored when using private IP addressing
B. The telnet session will have the source IP address 10
C. The telnet session will connect to the neighboring device's interface ge-1/1/0
D. Return traffic for the telnet session might not arrive at interface ge-1/1/0
عرض الإجابة
اجابة صحيحة: D
السؤال #9
You have been asked to configure your router to send link-related SNMP trap notifications to the network management system (NMS) located at address 172.16.17.1. Which two commands are required? (Choose two.)
A. set snmp trap-group my-trap-group targets 172
B. set snmp targets 172
C. set snmp trap-group my-trap-group link-status
D. set snmp trap-group my-trap-group categories link
عرض الإجابة
اجابة صحيحة: AD
السؤال #10
What represents the binary equivalence of 96?
A. 11010100
B. 01100000
C. 11010000
D. 11101010
عرض الإجابة
اجابة صحيحة: B
السؤال #11
-- Exhibit -user@router> show route inet.0: 9 destinations, 9 routes (9 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * = Both 10.10.10.91/32 *[Direct/0] 00:09:40 >via lo0.0 10.10.10.92/32 *[OSPF/10] 00:01:50, metric 1 >to 172.16.1.2 via ge-0/0/2.0 100.100.1.0/24 *[Static/5] 00:01:50 Reject 172.16.1.0/24 *[Direct/0] 00:06:09 >via ge-0/0/2.0 172.16.1.1/32 *[Local/0] 00:06:09 Local via ge-0/0/2.0 192.168.0.0/16 *[Aggregate/130] 00:00:06 Reject 192.168.0.0/17 *[Aggregate/130] 00:00:06 >to 17
A. 192
B. 192
C. 192
D. 192
عرض الإجابة
اجابة صحيحة: C
السؤال #12
Click the Exhibit button. Referring to the exhibit, which statement is true?
A. The customer's link will failover in nine seconds
B. the customer has not enabled security for BFD
C. The customer has set the version parameter to automatic
D. The customer's link flapped within the last hour
عرض الإجابة
اجابة صحيحة: D
السؤال #13
When considering the default behavior of Junos platforms, which statement is true about archiving configurations?
A. A system log message is generated, confirming the transfer attempt
B. The destination filename format can be altered by configuration
C. The frequency the system archives the configuration cannot be changed
D. An archive log is created to track transfer attempts, both failed and successful
عرض الإجابة
اجابة صحيحة: A
السؤال #14
You have been asked to configure your MX240 with a default route toward your upstream ISP at IP address 192.168.100.1. Which command successfully completes this task?
A. user@router# set routing-options static route 0
B. user@router# set routing-options default route 0
C. user@router# set forwarding-options static route 0
D. user@router# set protocols default route 0
عرض الإجابة
اجابة صحيحة: A
السؤال #15
Which statement describes an advantage of dynamic routing?
A. Dynamic routing provides redundant IP addresses for end-user devices, unlike static routing
B. Dynamic routing requires no initial user configuration, unlike static routing
C. Dynamic routing provides DNS services along with IP connectivity; static routing does not
D. Dynamic routing typically requires less time to implement than static routing in a large network
عرض الإجابة
اجابة صحيحة: D
السؤال #16
What is the default export routing policy for EBGP?
A. Accept all active BGP routes
B. Accept all BGP routes
C. Accept no routes
D. Accept all active IGP routes
عرض الإجابة
اجابة صحيحة: A
السؤال #17
What information does the help topic command provide?
A. router's version and serial number to help open a case with JTAC
B. software documentation describing features and configuration tasks within JUNOS
C. a brief description of commands and their default values
D. a verification of the current configuration on the router
عرض الإجابة
اجابة صحيحة: B
السؤال #18
Which three protocols use UDP as a transport protocol by default? (Choose three.)
A. HTTP
B. TFTP
C. DNS
D. SNMP
E. SMTP
عرض الإجابة
اجابة صحيحة: BCD
السؤال #19
Which statement is correct about policies in the Junos OS?
A. Export policies are used to filter routes from the RE forwarding table to the PFE forwarding table
B. Export policies are used to filter routes destined for the routing table
C. Export policies are used to filter routes being sent to neighboring devices
D. Export policies are used to filter traffic leaving the device
عرض الإجابة
اجابة صحيحة: C
السؤال #20
Click the Exhibit button. Referring to the exhibit, which next-hop interface will be used to reach the 10.21.14.16 destination?
A. ge-0/0/3
B. ge-0/0/0
C. ge-0/0/2
D. ge-0/0/1
عرض الإجابة
اجابة صحيحة: D
السؤال #21
You issue the ping interface t1-1/1/0 bypass-routing count 1000 rapid command. Which statement is correct?
A. The count parameter creates a counter that you can view with the show firewall command
B. The count parameter allows the router to count the number of pings for logging purposes
C. The count parameter allows the router to pause for 1000 seconds before sending out a ping
D. The count parameter allows the router to send out 1000 pings and then stop
عرض الإجابة
اجابة صحيحة: D
السؤال #22
-- Exhibit -traceroute to 10.1.15.2 (10.1.15.2), 30 hops max, 40 byte packets 1 10.1.36.1 (10.1.36.1) 0.651 ms 7.834 ms 0.506 ms 2 10.1.23.1 (10.1.23.1) 0.5 ms 0.5 ms 0.5 ms 3 * * * 4 * * * -- Exhibit -Referring to the exhibit, which statement is correct?
A. The packets have exceeded the time-to-live value
B. There is a loop
C. The asterisks indicate a response time out
D. The asterisks indicate that the traceroute is completed
عرض الإجابة
اجابة صحيحة: C
السؤال #23
Which two statements are correct about Layer 2 broadcast frames? (Choose two.)
A. Layer 2 broadcast frames are processed by all devices on the same VLAN
B. Layer 2 broadcast frames are discarded by routers that connect to multiple VLANs
C. Layer 2 broadcast frames are relayed by routers to all connected VLANs
D. Layer 2 broadcast frames are relayed by switches to devices on the same VLAN
عرض الإجابة
اجابة صحيحة: AD
السؤال #24
Which command would correctly define a router's host-name?
A. # set ip host-name
B. > set ip host-name
C. # set system host-name
D. > set system host-name
عرض الإجابة
اجابة صحيحة: C
السؤال #25
What are the usable hosts on the .128.0/19 network?
A.
B.
C.
D.
عرض الإجابة
اجابة صحيحة: D
السؤال #26
Which three SONET network elements are used for troubleshooting? (Choose three.)
A. line
B. path
C. circuit
D. section
E. segment
عرض الإجابة
اجابة صحيحة: ABD
السؤال #27
What are two valid actions for a routing policy? (Choose two.)
A. discard
B. next policy
C. accept
D. ignore
عرض الإجابة
اجابة صحيحة: BC
السؤال #28
Which command causes the Junos OS temporarily activate a configuration?
A. commit check
B. commit synchronize
C. commit confirmed
D. commit and-quit
عرض الإجابة
اجابة صحيحة: C
السؤال #29
You have configured logging to the console port but are uncertain of the impact to the device with troubleshooting. In this scenario, which command would allow you to minimize the impact?
A. set system syslog console any none
B. set system syslog log-rotate-frequency 15
C. commit confirmed 1 comment troubleshoot
D. commit synchronize comment troubleshoot
عرض الإجابة
اجابة صحيحة: A
السؤال #30
Given the host IP address of 192.168.100.60 and a network mask of 255.255.255.224 (or /27), which address represents the correct network address for the referenced host?
A. 192
B. 192
C. 192
D. 192
عرض الإجابة
اجابة صحيحة: D
السؤال #31
-- Exhibit -[editsnmp] user@router# show communityCommunityA { authorization read-only; clients { 192.168.1.0/28; } } trap-groupgroupA { categories { link; } targets { 192.168.100.1; 192.168.200.1; } } -- Exhibit -Referring to the exhibit, what is the purpose of the targets section of the configuration?
A. It defines which devices will be sending traps
B. It specifies where to send traps
C. It defines the IP addresses of management systems that can access the device
D. It specifies which devices can be polled for SNMP data
عرض الإجابة
اجابة صحيحة: B
السؤال #32
Which two are correct when configuring an IP address for a Fast Ethernet interface? (Choose two.)
A. set interfaces fe-0/0/0 address 10
B. set interfaces fe-0/0/0
C. set interfaces fe-0/0/0
D. set interfaces fe-0/0/0 unit 0 family inet address 10
عرض الإجابة
اجابة صحيحة: BD

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