JN0-102 Practice Questions

The IP address 10.1.1.1 belongs to which class of IP address space?

For the interface ge-1/2/3.4, what does "ge" represent?

Which word starts a command to display the operational status of a Junos device?

Which command prompt indicates that you are in operational mode?

What is the decimal equivalent of 00000100?

What is a valid IPv6 address?

Which simplified IPv6 address is the same as the IP address 2001:0000:1000:0000:0000:cbff:0020:0001/64?

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

Which layer in the OSI model is responsible for translating frames into bits?

Which layer in the TCP/IP model is responsible for delivering packets to their destination?

Why is IPv6 packet processing more effective than IPv4 packet processing?

A user opens a webpage that requires the transmission of packets from the Web server to the client's browser. The packets transmitted from the Web server to the client exceed the s...

Which two statements are true about TCP communication? (Choose two.)

Which two statements are true about optical networks? (Choose two.)

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

Which statement is correct regarding IPv6 addresses?

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

What are two ways that packet fragmentation is handled differently between IPv6 and IPv4? (Choose two.)

In the exhibit, there are four static routes that route traffic through different interfaces. user@router> show route protocol static inet.0: 15 destinations, 15 routes (15 active,...

In dotted decimal notation, what is the equivalent of 11010101 01000010 01111111 11000010?

What is the binary equivalent of 242.168.94.124?

What is the last usable IP address in the 218.6.0.0/17 network?

What is the network address for the 10.13.147.100/19 host?

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

How many host addresses are available in the /28 network?

What are three benefits of using IPv6? (Choose three.)

Which statement is correct about the forwarding table?

Which statement describes exception traffic?

What are two benefits of the modular design of the Junos OS? (Choose two.)

Which statement describes the PFE?

Which process is responsible for the routing protocols on a Junos device?

Which process is responsible for the configuration of the router and all user commands on a Junos device?

How does the PFE handle unicast transit traffic destined for an existing forwarding table entry?

Which two design goals describe the Junos OS design? (Choose two.)

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

What are two examples of RE exception traffic? (Choose two.)

In the Junos OS, what handles transit traffic?

Which statement describes transit traffic?

What is the central processing component of the forwarding plane?

Which statement is correct regarding the Junos OS?

What are two functions of the RE? (Choose two).

Which statement is correct regarding exception traffic processing?

When using keyboard shortcuts, which single keystroke combination allows users to erase the entire current command?

When using keyboard shortcuts, which keystroke combination allows users to erase a single word to the left of the cursor?

What must you type to enter operational mode from the root@% command prompt?

Which two commands would you use to discard a candidate configuration? (Choose two.)

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

Which command will display the active configuration?

Which three commands will cause a logical interface to go administratively down after being committed? (Choose three.)

Which command returns a list of commands in which a given keyword is used throughout the Junos hierarchies?