Juniper JN0-102 Online Practice Questions and Exam Preparation

Juniper JN0-102 Online Questions & Answers

• Question 21:

  Which source of routing information is preferred by default?

  A. BGP
  B. RIP
  C. direct
  D. static
  C. direct

• Question 22:

  You must configure the 2bfc:0000:0000:beef:0217:cbff:0000:5c85 IPv6 address on your device.

  In this scenario, which three addresses are correct? (Choose three.)

  A. 2BFC::BEEF:217:CBFF::5C85
  B. 2BFC::BEEF:217:CBFF:0:5C85
  C. 2bfc:0:beef:0217:cbff:0:5c85
  D. 2bfc:0:0:beef:0217:cbff:0:5c85
  E. 2BFC::BEEF:0217CBFF:0:5C85
  B. 2BFC::BEEF:217:CBFF:0:5C85
  D. 2bfc:0:0:beef:0217:cbff:0:5c85
  E. 2BFC::BEEF:0217CBFF:0:5C85

• Question 23:

  Which command displays the current temperature of a Junos device's components?

  A. show chassis temperature-thresholds
  B. show chassis environment
  C. show chassis hardware
  D. show chassis alarms
  B. show chassis environment

• Question 24:

  What is correct regarding the configuration shown below?

  static route 0.0.0.0/0 qualified-next-hop 172.30.25.1 preference 7 next-hop 172.30.25.5

  A. The next-hop 172.30.25.1 is selected because the address has the lowest value.
  B. The next-hop 172.30.25.1 is selected because it is listed first.
  C. The next-hop 172.30.25.1 is selected because it is the lowest protocol preference.
  D. The next-hop 172.30.25.5 is selected because it is the lowest protocol preference.
  D. The next-hop 172.30.25.5 is selected because it is the lowest protocol preference.

• Question 25:

  Which action does the ping 172.18.1.1 size 5 command perform?

  A. It sends only five ping requests to the 172.18.1.1 destination.
  B. It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.
  C. It sends five rapid ping requests to the 172.18.1.1 destination.
  D. It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
  B. It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.

• Question 26:

  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
  A. set system syslog console any none

• Question 27:

  What happens when you issue the ping 172.19.102.2 count 5 command?

  A. ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.
  B. ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.
  C. ICMP echo requests are sent to 172.19.102.2 five times.
  D. ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.
  C. ICMP echo requests are sent to 172.19.102.2 five times.

• Question 28:

  Which login class permission will allow a user to use the telnet utility?

  A. network permission
  B. maintenance permission
  C. supervisor permission
  D. shell permission
  A. network permission

• Question 29:

  Which two statements about MPLS label-switched paths (LSPs) are true? (Choose two.)

  A. LSPs are bidirectional.
  B. LSPs are unidirectional.
  C. LSPs must follow the IGP's shortest path.
  D. LSPs can follow paths other than the IGP's shortest path.
  B. LSPs are unidirectional.
  D. LSPs can follow paths other than the IGP's shortest path.

• Question 30:

  Which two prefixes would summarize the networks shown below? (Choose two.) 192.168.1.0/24 192.168.2.0/24 192.168.3.0/24

  A. 192.168.0.0/23
  B. 192.168.0.0/22
  C. 192.168.0.0/24
  D. 192.168.0.0/21
  B. 192.168.0.0/22
  D. 192.168.0.0/21