JN0-412 by Juniper Valid Free Exam Practice Test

Question 1

Which two statements are true regarding the Network Function Virtualization (NFS) framework? (Choose two.)

A. The NFS framework requires an orchestration platform. B. The NFS framework requires directly attached storage components. C. The NFS framework relies on custom built ASICs. D. The NFS framework relies on a commodity hardware.

Correct Answer: A,D

Question 2

Which role does OpenStack serve in SDN?

A. vRouter B. controller C. Orchestrator D. Gateway

Correct Answer: C

Question 3

Which statement is true regarding Virtual Network Functions (VNF)?

A. A VNF requires an SDN controller for implementation. B. A VNF is implemented with physical hardware platforms. C. A VNF is implemented with virtual platforms. D. A VNF requires an SDN orchestrator for implementation.

Correct Answer: C

Question 4

Your customer deletes a Contrail service instance VM directly from OpenStack.
In this scenario, which statement is correct?

A. The VM will be deleted and Contrail will show the service instance as inactive. B. The service instance will be deleted from Contrail. C. OpenStack will spawn a new service instance VM. D. Contrail will spawn a new service instance VM.

Correct Answer: A

Question 5

What does the Contrail Analytics service do with flows that are greater than or equal to the sampling threshold?

A. A modified flow sample is exported only after normalizing the byte and packet count during the interval. B. The flow sample is not exported. C. The flow sample is exported. D. A modified flow sample is exported according to the probability of bytes during the interval divided by the sampling threshold.

Correct Answer: C

Question 6

What are two Contrail Command BMS life cycle management functions? (Choose two.)

A. PXE interface management B. BIOS updates C. IPAM D. image management

Correct Answer: A,D

Question 7

What are two networking components of OpenStack? (Choose two.)

A. Barbican B. Ironic C. Neutron D. Nova

Correct Answer: C,D

Question 8

Which two interfaces are active in the Contrail analyzer-vm-console-two-if.qcow2 traffic analyzer image?
(Choose two.)

A. management B. monitor C. right D. left

Correct Answer: A,D

Question 9

You want to monitor traffic between two virtual machines belonging to different virtual networks.
What are two ways to accomplish this task? (Choose two.)

A. Use the Contrail policy to mirror packets to the analyzer service instance. B. Create a Contrail in-network mode analyzer service instance. C. Create a Contrail transparent mode analyzer service instance. D. Use an OpenStack policy to mirror packets to the analyzer service instance.

Correct Answer: A,C

Juniper Cloud, Specialist (JNCIS-Cloud) - JN0-412 Exam Practice Test