JN0-105 Online Practice Questions and Answers

You have completed the initial configuration of your new Junos device. You want to be able to load this configuration at a later time.

Which action enables you to perform this task?

A. Enter the request system reboot command.

B. Enter the load factory-default command.

C. Enter the request system configuration rescue save command.

D. Enter the request system zeroize command.

You need to recover the root password on a Junos router without losing the current configuration settings.

Which three statements describe what you should perform in this scenario? (Choose three.)

A. Enter and commit the new root password.

B. Load the factory-default configuration.

C. Hit the space bar and enter recovery when prompted.

D. Upgrade the Junos OS to the latest version.

E. Use a console connection to reboot the device.

Which two actions happen when multiple users issue the configure exclusive command to enter configuration mode on a Junos device? (Choose two.)

A. Other users can enter configuration mode.

B. The candidate configuration is locked.

C. Other users cannot enter configuration mode.

D. The candidate configuration is unlocked.

Which two statements are true about the candidate configuration? (Choose two.)

A. You can discard changes before committing them.

B. You can deploy multiple changes at the same time.

C. Multiple users cannot modify the same candidate configuration.

D. Candidate configuration changes are automatically applied.

Which two statements are true about the PFE? (Choose two.)

A. The PFE handles all processes that control the chassis components.

B. The PFE is responsible for performing protocol updates and system management.

C. The PFE uses Layer 2 and Layer 3 forwarding tables to forward traffic toward its destination.

D. The PFE implements various services such as policing, stateless firewall filtering, and class of service.

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 are two configurable physical interface properties? (Choose two.)

A. MTU

B. address

C. protocol family

D. link mode

Which three statements describe the Transmission Control Protocol (TCP)? (Choose three.)

A. TCP is a transport layer protocol.

B. TCP is faster than the User Datagram Protocol (UDP).

C. TCP provides delivery notification and error-checking mechanisms.

D. TCP uses a best-effort delivery approach.

E. TCP application examples include HTTP and SMTP.

Which two statements describe the RE on Junos OS devices? (Choose two.)

A. The RE is considered the control plane.

B. The RE forwards traffic based on its local copy of the forwarding table.

C. The RE provides hardware status messages for the PFE

D. The RE maintains the routing tables.

You must verify that interface ge-0/0/0.0 is administratively up and that the link is up.

In this scenario, which command will accomplish this task?

A. show configuration interfaces ge-0/0/0.0

B. show chassis fpc pic-status

C. show system information

D. show interfaces terse