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خذ اختبارات أخرى عبر الإنترنت

السؤال #1
What is the purpose of STP BPDUs?
A. to exchange MAC addresses
B. to determine the least cost path
C. to determine the root-alternate port
D. to determine the root bridge
عرض الإجابة
اجابة صحيحة: B
السؤال #2
Which action would you use to connect two virtual switches that are configured on the same router?
A. Create a VRF routing instance
B. Create a forwarding routing instance
C. Connect the virtual switches with a cable
D. Configure an irb interface
عرض الإجابة
اجابة صحيحة: B
السؤال #3
Click the Exhibit button. Which type of route is shown in the exhibit?
A. generate
B. static
C. kernel
D. aggregate
عرض الإجابة
اجابة صحيحة: CD
السؤال #4
What is the Junos default router priority advertisement value for IS-IS?
A. 64
B. 32
C. 0
D. 127
عرض الإجابة
اجابة صحيحة: A
السؤال #5
Click the Exhibit button. Referring to the exhibit, which two statements are true? (Choose two.)
A. The BGP peering between R1 and R4 should use loopback interface addresses
B. The BGP peering between R1 and R4 should use physical interface addresses
C. The BGP peerings between R1, R2, and R3 should use loopback interface addresses
D. The BGP peerings between R1, R2, and R3 should use physical interface addresses
عرض الإجابة
اجابة صحيحة: BC
السؤال #6
Click the Exhibit button. You have applied the policy shown in the exhibit to the forwarding table on an MX Series device. How is traffic load-balanced?
A. per frame
B. per packet
C. per segment
D. per flow
عرض الإجابة
اجابة صحيحة: C
السؤال #7
Which two statements are correct about the BGP MED attribute? (Choose two.)
A. BGP uses the MED value when peering to two or more connections to the same upstream AS
B. BGP routes require the MED attribute be defined
C. BGP uses the MED value when peering to two different upstream ASs
D. BGP assumes the MED value to be 0, if not already defined
عرض الإجابة
اجابة صحيحة: AD
السؤال #8
Click the Exhibit button. Referring to the exhibit what are two reasons for the configuration stanza? (Choose two.)
A. to reduce the risk of forwarding traffic through a stateless tunnel
B. to mark the tunnel down after the hold-time expires
C. to remove the tunnel interface from inet
D. to mark the tunnel up after the hold-time expires
عرض الإجابة
اجابة صحيحة: D
السؤال #9
Click the Exhibit button. Referring to the exhibit, how many milliseconds must pass before the interface ge-0/0/1.0 is considered down?
A. 1200 ms
B. 900 ms
C. 1600 ms
D. 2400 ms
عرض الإجابة
اجابة صحيحة: CD
السؤال #10
Click the Exhibit button. You have configured IPv6 over IPv4 tunneling, as shown in the exhibit. However, hosts connected to network 2001:0:0:1::0/64 cannot communicate with hosts on network 2001:0:0:2::0/64. The router R2 has a similar configuration as the R1 router. How would you solve this problem?
A. Configure an IGP across the tunnel interfaces
B. Configure an IPv6 address on the tunnel interfaces
C. Configure the next hop of the inet6
D. Configure the next hop of the inet6
عرض الإجابة
اجابة صحيحة: D
السؤال #11
Click the Exhibit button. You are asked to configure OSPF for the network? Referring to the exhibit, how should Area 1 be configured?
A. stub area
B. totally stubby area
C. not-so-stubby area
D. backbone area
عرض الإجابة
اجابة صحيحة: C
السؤال #12
What happens when a packet matches a static route with the next hop parameter set to reject?
A. The system silently drops the packet
B. An ICMP message is sent to the source and the packet is forwarded
C. An ICMP message is sent to the source and the packet is dropped
D. The packet is forwarded and the packet is marked as rejected in the header
عرض الإجابة
اجابة صحيحة: C
السؤال #13
Click the Exhibit button. Referring to the exhibit, which statement is correct?
A. Interface ge-3/0/0
B. Interface xe-0/0/0
C. Interface xe-0/0/0
D. Interface ge-1/0/0
عرض الإجابة
اجابة صحيحة: D
السؤال #14
Which two statements are true about IP and GRE tunnels? (Choose two.)
A. The protocol field is changed in the inner IP packet header
B. Tunnel traffic is encrypted
C. The TTL field is changed in the inner IP packet header
D. Tunnel endpoints need a valid route to the remote endpoint
عرض الإجابة
اجابة صحيحة: CD
السؤال #15
Which two functions are performed by the OSPF designated router? (Choose two.)
A. It advertises link-state information to the AS
B. It designates some routers as inactive when not needed
C. It forms adjacencies with all the other OSPF routers on the link
D. It chooses the backup designated router
عرض الإجابة
اجابة صحيحة: AC

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