Juniper JNCIA JN0-102 Questions & Answers

• Question 411:

  What are three benefits of using IPv6? (Choose three.)

  A. IPv6 supports a greater level of security by integrating features that were optional add- ons in IPv4.

  B. IPv6 reduces administrative overhead using stateless address autoconfiguration for hosts.

  C. IPv6 eliminates the need for private to public NAT using a large address pool.

  D. IPv6 provides backward compatibility with IPv4 using the Next Header field.

  E. IPv6 represents large IP addresses using dotted decimal notation.

  Correct Answer: ABC

• Question 412:

  What are three interface prefixes for a 40-gigabit interface? (Choose three.)

  A. xe

  B. es

  C. et

  D. fte

  E. xle

  Correct Answer: CDE

• Question 413:

  Which command is used to restore a Junos device to its default state?

  A. load factory-default

  B. load override factory-default

  C. load replace default

  D. load set default

  Correct Answer: A

• Question 414:

  Host A is communicating with Host B through a Layer 2 switch.

  What is the highest layer that the switch will inspect the traffic in this scenario?

  A. Transport

  B. Session

  C. Data Link

  D. Network

  Correct Answer: C

• Question 415:

  Which two of the following items does a scheduler map associate with each other? (Choose two.)

  A. Scheduler

  B. BA Classifier

  C. Forwarding class

  D. Rewrite rule

  Correct Answer: AC

• Question 416:

  Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?

  A. inet.0

  B. inet.1

  C. inet.2

  D. inet.3

  Correct Answer: C

• Question 417:

  You are configuring a firewall filter.

  Which "from" criterion would match only those packets destined for 10.10.10.1?

  A. [edit firewall filter test]root@router# set term 1 from address 10.10.10.1

  B. [edit firewall filter test]root@router# set term 1 from destination-address 10.10.10.1

  C. [edit firewall filter test]root@router# set term 1 from destination 10.10.10.1

  D. [edit firewall filter test]root@router# set term 1 from ip-prefix 10.10.10.1

  Correct Answer: B

• Question 418:

  What are two ways that packet fragmentation is handled differently between IPv6 and IPv4? (Choose two.)

  A. End hosts determine the path MTU for IPv6.

  B. End hosts determine the path MTU for IPv4.

  C. Packet fragmentation occurs at intermediate nodes for IPv4.

  D. Packet fragmentation occurs at intermediate nodes for IPv6.

  Correct Answer: AC

• Question 419:

  What are two benefits of the modular design of the Junos OS? (Choose two.)

  A. Each module uses application-specific integrated circuits (ASICs).

  B. Each module runs in its own protected memory space.

  C. Each module can be individually restarted.

  D. Each module is supported across all Junos platforms.

  Correct Answer: BC