Juniper JN0-103 Online Practice Questions and Exam Preparation

Juniper JN0-103 Online Questions & Answers

• Question 141:

  What are two benefits realized by the disaggregated Junos OS? (Choose two.)

  A. There is increased flexibility to use different control plane versions.
  B. The Junos VM becomes hardware-independent and can be deployed on any hypervisor without modification.
  C. The architecture facilitates programmability through provisioning the control plane, the data path, and the platform APIs.
  D. The platform drivers and forwarding engine are removed from the control plane to increase performance.
  B. The Junos VM becomes hardware-independent and can be deployed on any hypervisor without modification.
  C. The architecture facilitates programmability through provisioning the control plane, the data path, and the platform APIs.

• Question 142:

  How do you ping from configuration mode?

  A. [edit interfaces]user@router# run ping 1.1.1.1
  B. [edit interfaces]user@router# ping 1.1.1.1
  C. [edit interfaces]user@router# up ping 1.1.1.1
  D. [edit interfaces]user@router# exit ping 1.1.1.1
  A. [edit interfaces]user@router# run ping 1.1.1.1

• Question 143:

  Which two conditions must exist in a Junos device for traffic to transit the device to a specific destination? (Choose two.)

  A. A routing table entry for that destination must exist.
  B. A firewall filter must exist to allow traffic to reach that destination.
  C. A forwarding table entry for that destination must exist.
  D. A routing policy must be in place on the device.
  A. A routing table entry for that destination must exist.
  C. A forwarding table entry for that destination must exist.

• Question 144:

  How does the PFE determine how to forward transit traffic?

  A. The PFE determines network destinations itself based on the RE's routing table.
  B. The PFE uses the forwarding table provided by the RE.
  C. The PFE performs a destination lookup based on its own routing table.
  D. The PFE uses the routing table provided by the RE.
  B. The PFE uses the forwarding table provided by the RE.

• Question 145:

  Which two statements describe PFE functions? (Choose two.)

  A. The PFE stores a local copy of the Layer 2 and Layer 3 forwarding tables.
  B. The PFE provides access to the CLI and J-Web.
  C. The PFE stores the master copy of the Layer 2 and Layer 3 forwarding tables.
  D. The PFE implements rate limiting using policers.
  A. The PFE stores a local copy of the Layer 2 and Layer 3 forwarding tables.
  D. The PFE implements rate limiting using policers.

• Question 146:

  Depending on the device type, Junos is built upon which two OS kernels? (Choose two.)

  A. NetBSD
  B. FreeBSD
  C. Linux
  D. OpenBSD
  B. FreeBSD
  C. Linux

• Question 147:

  Which key could you use to auto-complete a command in the Junos CLI?

  A. Delete
  B. Ctrl+Z
  C. Spacebar
  D. Right Arrow
  C. Spacebar

• Question 148:

  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 smallest MTU value on the communications path.

  Which two protocol functions allow this type of communication? (Choose two.)

  A. packet segmentation
  B. serialized checking
  C. packet sequencing
  D. parallel checking
  A. packet segmentation
  C. packet sequencing

• Question 149:

  Which CLI mode allows you to make configuration changes?

  A. enable mode
  B. configuration mode
  C. operational mode
  D. active mode
  B. configuration mode

• Question 150:

  Click the Exhibit button.

  

  Referring to the exhibit, which action would synchronize the local router's clock with the NTP server?

  A. Issue the set date ntp operational command.
  B. Configure the correct NTP trusted key using the set trusted-key configuration command under the [edit system ntp] hierarchy.
  C. Configure the NTP server using the set boot-server 172.25.11.254 configuration command under the [edit system ntp] hierarchy.
  D. Reboot the router.
  A. Issue the set date ntp operational command.