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2021 Oct JN0-102 answers

Q91. You are asked to change the cable on interface ge-0/2/1. 

Which statement is correct? 

A. The cable is found on slot 2, port 0, and FPC 1. 

B. The cable is found on FPC 0, slot 1, and port 2. 

C. The cable is found on port 1, slot 0, and FPC 2. 

D. The cable is found on slot 2, port 1, and FPC 0. 

Answer: D 


Q92. -- Exhibit --firewall { 

filter select-telnet { 

term 1 { 

from { 

source-address { 

10.0.0.0/8; 

then log; 

term 2 { 

from { 

protocoltcp; 

port telnet; 

then { 

syslog; 

reject; 

term 3 { 

from { 

source-address { 

10.1.1.1/32; 

protocoltcp; 

port telnet; 

then { 

sample; 

accept; 

-- Exhibit --

A Telnet session is initiated from host 10.1.1.1. 

What will happen when it is processed by the firewall filter shown in the exhibit? 

A. The packet will be accepted and logged. 

B. The packet will be discarded and logged. 

C. The packet will be rejected and a syslog message generated. 

D. The packet will be accepted and sampled. 

Answer: A 


Q93. -- Exhibit --

[edit policy-options] 

user@router# show 

policy-statementpolicyABC { 

term A { 

from { 

protocol rip; 

route-filter 192.168.1.0/24 longer; 

then accept; 

 [edit protocols ospf] 

user@router# show 

exportpolicyABC; 

area 0.0.0.0 { 

interface ge-0/0/0.0; 

interface lo0.0; 

-- Exhibit --

Referring to the exhibit, which two statements are true? (Choose two.) 

A. The route 192.168.1.0/25 is accepted. 

B. The route 192.168.2.0/24 is accepted. 

C. OSPF routes will be exported into RIP. 

D. RIP routes will be exported into OSPF. 

Answer: A,D 


Q94. How do you write the current candidate configuration to the permanent storage media? 

A. [edit] 

user@router# save /var/tmp/current.conf 

B. [edit] 

user@router# write /var/tmp/current.conf 

C. [edit] 

user@router# commit /var/tmp/current.conf 

D. [edit] 

user@router# dump /var/tmp/current.conf 

Answer: A 


Q95. 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 

Answer: A,D 


JN0-102 practice test

Avant-garde JN0-102 actual exam:

Q96. Which two Junos platforms provide stateful firewall functionality? (Choose two.) 

A. MX Series 

B. EX Series 

C. SRX Series 

D. QFX Series 

Answer: A,C 


Q97. What is the purpose of a network mask? 

A. It is used in conjunction with the wildcard mask to determine the number of hosts on a network. 

B. It is used to define which parts of the IP address are allocated to host addresses and network prefixes. 

C. It is used to hide subnets from external networks by masking the subnets with NAT. 

D. It is used to differentiate a network as a classful network or a classless network. 

Answer: B 


Q98. What is the default SNMP permission level on Junos devices? 

A. read 

B. read-write 

C. read-only 

D. write 

Answer: C 


Q99. What is the binary equivalent of 242.168.94.124? 

A. 11110011 10101000 01011110 01111100 

B. 11110010 10101010 01011110 01111100 

C. 11110010 10101000 01011110 01111100 

D. 11110010 10101000 01010110 01111100 

Answer: C 


Q100. Which CLI command do you use to determine which files are cleanup candidates? 

A. request system storage cleanup candidates 

B. request system services storage candidates 

C. request system services candidate cleanup 

D. request system storage cleanup dry-run 

Answer: D