JN0-102 Exam Questions - Online Test

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Q41. 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 

Q42. Which two login-class permissions could permit a user to view the system hierarchy of the active configuration? (Choose two.) 

A. system permission 

B. view-configuration permission 

C. network permission 

D. super-user permission 

Answer: A,B 

Q43. 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. 

Answer: B,D 

Q44. You have a network containing 120 routers. You must establish and maintain connectivity between the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover. 

Which routing protocol should you use in this scenario? 

A. OSPF 

B. RIP 

C. BGP 

D. static 

Answer: A 

Q45. -- Exhibit --[editsnmp] 

user@router# show 

communityCommunityA { 

authorization read-only; 

clients { 

192.168.1.0/28; 

} 

} 

trap-groupgroupA { 

categories { 

link; 

} 

targets { 

192.168.100.1; 

192.168.200.1; 

} 

} 

-- Exhibit --

Referring to the exhibit, what is the purpose of the targets section of the configuration? 

A. It defines which devices will be sending traps. 

B. It specifies where to send traps. 

C. It defines the IP addresses of management systems that can access the device. 

D. It specifies which devices can be polled for SNMP data. 

Answer: B 

Q46. Which operational command would you use to quickly verify the state of all interfaces? 

A. show interfaces terse 

B. show interfaces 

C. show configuration interfaces 

D. show interface status 

Answer: A 

Q47. What are three valid match criteria in a firewall filter applied to a Layer 3 interface? (Choose three.) 

A. IP address 

B. MAC address 

C. protocol 

D. port 

E. session ID 

Answer: A,C,D 

Q48. Which statement is true regarding the Junos OS? 

A. Each process runs in its own protected memory space ensuring that one process cannot directly interfere with another. 

B. Processes share memory space but use separate ASICs so that one process cannot directly interfere with another. 

C. A central processor called the IP2 Chip dynamically assigns memory as process needs fluctuate. 

D. The memory management daemon (mmd) is responsible for allocating new memory for processes as they request it. 

Answer: A 

Q49. Which command is used to display all output at once? 

A. show interfaces | all 

B. show interfaces | no-more 

C. show interfaces | hold 

D. show interfaces | display-all 

Answer: B 

160. Which CLI command is used to display output one page at a time? 

A. user@router> show interfaces | no-more 

B. user@router> show interfaces | trim 

C. user@router> show interfaces 

D. user@router> show interfaces | display 

Answer: C 

Q50. 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. 

Answer: A,B,D