Juniper Juniper Certifications JN0-102 Questions & Answers

• Question 101:

  Which statement is true regarding the password-recovery process?

  A. You must have a console connection.

  B. You cannot set the console port to an insecure mode.

  C. You must press the Enter key so that you can boot into single-user mode.

  D. When prompted to enter the full pathname of the shell, you must press the Enter key.

  Correct Answer: A

• Question 102:

  What is a valid option when using the ping command?

  A. packet loss

  B. packet size

  C. CRC

  D. TCP port

  Correct Answer: B

• Question 103:

  A network administrator wants to verify the active alarms on interface so-0/0/0.0. Which command displays this information?

  A. show interfaces alarms

  B. show interfaces terse

  C. show alarms extensive

  D. show interfaces extensive

  Correct Answer: D

• Question 104:

  Which two statements accurately describe a broadcast domain? (Choose two.)

  A. Broadcast domains require that the participating devices connect to common switches or hubs.

  B. Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address.

  C. Broadcast domains require a gateway device such as a router.

  D. Broadcast domains consist of devices that reside on the same VLAN.

  Correct Answer: BD

• Question 105:

  What are two reasons why a route might be hidden? (Choose two.)

  A. route preference

  B. routing loop

  C. invalid next hop

  D. routing policy

  Correct Answer: CD

• Question 106:

  -- Exhibit ?

  

  -- Exhibit -

  You have been asked to establish reachability between Router 1's and Router 2's loopback addresses as

  shown in the exhibit.

  Which two steps will accomplish this task? (Choose two.)

  A. Create a static route on Router 1 to 172.17.28.1 with a next hop of 10.10.10.2.

  B. Create a static route on Router 1 to 172.17.28.1 with a next hop of 10.10.10.1.

  C. Create a static route on Router 2 to 172.17.25.1 with a next hop of 10.10.10.1.

  D. Create a static route on Router 1 to 172.17.25.1 with a next hop of 10.10.10.2.

  Correct Answer: AC

• Question 107:

  What are two purposes of a forwarding class? (Choose two.)

  A. to identify traffic that should be dropped

  B. to classify traffic

  C. to identify traffic that should receive common treatment

  D. to assign traffic to output queues

  Correct Answer: CD

• Question 108:

  Which class-of-service component allows you to define the bandwidth allocated to different traffic types?

  A. classification

  B. rewrite marking

  C. scheduling

  D. queuing

  Correct Answer: C

• Question 109:

  Which two statements are true regarding an Ethernet collision domain? (Choose two.)

  A. If a switch is used, the collision domain is limited to each device and the switch.

  B. If a hub is used, the collision domain is limited to each device and the hub.

  C. If a hub is used, the collision domain includes all devices connected to the hub.

  D. If a switch is used, the collision domain includes all devices connected to the switch.

  Correct Answer: AC

• Question 110:

  Which statement is true regarding an Ethernet collision domain?

  A. If a router is used, the collision domain includes all devices connected to the router.

  B. If a hub is used, the collision domain is limited to each device and the hub.

  C. If a switch is used, the collision domain is limited to each device and the switch.

  D. If a bridge is used, the collision domain includes all devices connected to the bridge.

  Correct Answer: C