Juniper jn0-105 practice test

What will the request system configuration rescue save command do?

• A. It saves the candidate configuration as the rescue configuration.
• B. It saves the most recently committed configuration as the rescue configuration.
• C. It saves a configuration version prior to the configuration most recently committed as the rescue configuration.
• D. It activates the rescue configuration.

What is the maximum number of rollback configuration files that the Junos OS will store?

• A. 25
• B. 65
• C. 50
• D. 19

You configured your system authentication order using the set authentication-order tacplus radius password command.
Which statement is correct in this scenario?

• A. A rejection by TACACS+ will prevent a login and bypass the other two authentication methods.
• B. The password authentication will only be used if the TACACS+ and RADIUS servers fail to respond.
• C. All authentication methods are used with the most restrictive permission set used.
• D. The password authentication method is evaluated if the TACACS+ and RADIUS servers respond with a reject message.

Which two statements are correct regarding Layer 2 network switches? (Choose two.)

• A. Switches flood broadcast traffic.
• B. Switches are susceptible to traffic loops.
• C. Switches do not learn MAC addresses.
• D. Switches create a single collision domain.

What are two attributes of the UDP protocol? (Choose two.)

• A. UDP is best effort.
• B. UDP is always slower than TCP.
• C. UDP is connectionless.
• D. UDP is more reliable than TCP.

Which two fields are you required to enter when you create a new user account? (Choose two.)

• A. login class
• B. username
• C. user ID
• D. full name

Click the Exhibit button.
How is traffic, sourced from 10.0.0.0/8, treated by the firewall filter shown in the exhibit?

• A. logged with no further action
• B. logged and accepted
• C. logged and rejected
• D. logged and discarded

Click the Exhibit button.



You need to configure interface ge-0/1/2 with an IP address of 172.16.100.1/24. You have accidentally entered 172.16.101.1/24 as shown in the exhibit.

Which command should you issue to solve the problem?

• A. [edit]user@router# rollback rescue
• B. [edit]user@router# rollback 1
• C. [edit]user@router# rollback 0
• D. [edit]user@router# rollback 2

Which two statements describe the result when you enter ? at the command-line prompt? (Choose two.)

• A. It displays help about a text string contained in a statement.
• B. It lists the available commands and options.
• C. It displays summary information about the commands and options.
• D. It lists tips for the help menu.

Which two statements are correct about MAC addresses? (Choose two.)

• A. Switches use the Address Resolution Protocol table to assign MAC addresses to network interface cards in the forwarding frame.
• B. Switches use the destination MAC address to identify the next-hop destination and to change the destination MAC address in the frame.
• C. The source and destination MAC addresses always remains static to the final destination.
• D. The MAC address identifies the physical hardware.