Juniper JN0-102 Online Practice Questions and Exam Preparation

Juniper JN0-102 Online Questions & Answers

• Question 201:

  A router has been configured with the settings shown below: [edit] user@host# show system authentication-order authentication-order [ radius tacplus ]; The router also has a local database that contains the user lab with password lab123. Suppose a user enters the username lab and the password lab123.

  What would happen if both the RADIUS and the TACACS servers are not accessible?

  A. The user lab will not be able to login.
  B. The user lab will be authenticated against the local database and will be able to login.
  C. The user lab will receive an error message indicating the router is unable to authenticate due to the authentication servers not responding.
  D. The user will be able to login only if tries to login as the root user.
  B. The user lab will be authenticated against the local database and will be able to login.

• Question 202:

  What are two routing requirements for a device to communicate with another device? (Choose two.)

  A. end-to-end communications path
  B. hosts on the same Layer 2 broadcast domain
  C. hosts on the same Layer 3 broadcast domain
  D. routing information on participating Layer 3 devices
  A. end-to-end communications path
  D. routing information on participating Layer 3 devices

• Question 203:

  At which layer of the OSI model does error checking occur with IPv6?

  A. Layer 2
  B. Layer 3
  C. Layer 4
  D. Layer 7
  C. Layer 4

• Question 204:

  What are three characteristics of UDP? (Choose three.)

  A. UDP is faster than TCP.
  B. UDP operates at the Transport Layer.
  C. UDP is connection-oriented.
  D. UDP data is sent best-effort.
  E. UDP is more reliable than TCP.
  A. UDP is faster than TCP.
  B. UDP operates at the Transport Layer.
  D. UDP data is sent best-effort.

• Question 205:

  What is the central processing component of the forwarding plane?

  A. PFE
  B. RE
  C. Junos OS
  D. forwarding table
  A. PFE

• Question 206:

  When attempting to view the OSPF routes in the routing table, you issue the command show route table inet.3 but no OSPF routes are displayed. What is the problem?

  A. The OSPF routes are located in the inet4.0 routing table.
  B. The OSPF routes are located in the inet.0 routing table.
  C. The OSPF routes are located in the inet.2 routing table.
  D. The OSPF routes are located in the inet4.3 routing table.
  B. The OSPF routes are located in the inet.0 routing table.

• Question 207:

  Which two statements are true about the configure exclusive command? (Choose two.)

  A. It allows users to retain all uncommitted changes when exiting exclusive configuration mode.
  B. It allows multiple users to edit private copies of the configuration concurrently.
  C. It causes the loss of all uncommitted changes when exiting exclusive configuration mode.
  D. It excludes other users from editing the configuration.
  C. It causes the loss of all uncommitted changes when exiting exclusive configuration mode.
  D. It excludes other users from editing the configuration.

• Question 208:

  Which J-Web tab do you use to add licenses to the device?

  A. "Configure"
  B. "Troubleshoot"
  C. "Monitor"
  D. "Maintain"
  D. "Maintain"

• Question 209:

  What are the usable hosts on the .128.0/19 network?

  A. .128.1 through .143.254
  B. .128.128 through .134.254
  C. .128.0 through .134.254
  D. .128.1 through .159.254
  D. .128.1 through .159.254

• Question 210:

  Which operational mode command can be used to synchronize the local system time with an NTP server?

  A. set ntp time 64.32.129.3
  B. set clock ntp 64.32.129.3
  C. set time 64.32.129.3
  D. set date ntp 64.32.129.3
  D. set date ntp 64.32.129.3