JN0-105 Online Practice Questions and Answers

In the Junos OS, which keyboard shortcut allows you to move to the start of the line?

A. Ctrl+e

B. Ctrl+a

C. Ctrl+k

D. Ctrl+w

An administrator configures a router's interface with an IPv4 address and subnet mask. The administrator also confirms that this interface is in an up state.

In this scenario, which two route types are created on the local router? (Choose two.)

A. a local route

B. a dynamic route

C. a static route

D. a direct route

Which two statements are correct about Junos traceoptions? (Choose two.)

A. Traceoption output, by default, is stored in /var/log/.

B. Traceoptions cannot be enabled in a production environment.

C. Traceoptions are enabled by default.

D. Traceoptions are enabled through configuration.

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.

Which two operating systems are used as the foundation of the Junos OS? (Choose two.)

A. Ubuntu

B. CentOS

C. Linux

D. FreeBSD

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

Click the Exhibit button.

Referring to the exhibit, which statement is correct?

A. The device will attempt to authenticate using the local database if RADIUS and TACACS+ are unresponsive.

B. The device will never attempt to authenticate using the local database.

C. The device will attempt to authenticate using RADIUS and TACACS+ at the same time.

D. The device will randomly select the authentication method used for each new login attempt.

Which two statements describe the default behavior for OSPF? (Choose two)

A. OSPF imports all routes into the inet4.0 routing table.

B. OSPF exports all static routes into the OSPF database.

C. OSPF imports all routes into the inet.O routing table.

D. OSPF does not export static routes into the OSPF database.

Which two statements are true regarding dynamic routing? (Choose two)

A. Dynamic routing is used when absolute control of routing parameters is necessary

B. Dynamic routing allows a device to automatically reroute traffic around a failure

C. Participating devices dynamically learn routing information from each other

D. Dynamic routing requires more administrative overhead than static routing

Which two components are included in a transport header? (Choose two.)

A. source port number

B. source MAC address

C. destination MAC address

D. destination port number