JN0-370 by Juniper Valid Free Exam Practice Test

Question 1

A customer needs to plan a QFabric system to support one hundred 10 GbE ports and twenty-eight 8 Gb Fibre Channel ports for a data center consolidation project. The infrastructure should support up to twelve 40 GbE ports in the future.
Which QFabric system configuration of Node devices will support the customer's requirements?

A. 4 QFX3600 devices B. 3 QFX3500 devices and 1 QFX3600 device C. 4 QFX3500 devices D. 2 QFX3500 devices and 2 QFX3600 devices

Correct Answer: B

Question 2

Which QFabric system Routing Engine (RE) handles RPD functions?

A. server Node group RE B. fabric manager RE C. network Node group RE D. fabric control RE

Correct Answer: C

Question 3

Which two components in a QFabric system are used to connect to servers within the data center? (Choose two.)

A. Node device B. network Node group C. Interconnect device D. Storage Control device

Correct Answer: A,B

Question 4

A user account has the remote-debug-permission parameter set but the user is unable to log in to any devices.
What is causing this problem?

A. The Node devices have not been configured with the correct users. B. The user is not a root user in the QFabric system. C. The user is not a superuser in the QFabric system. D. The user is only configured with the qfabric-user class.

Correct Answer: D

Question 5

You have been asked to merge a newly deployed QFabric system with an existing Layer 2 network. The existing Layer 2 network is running RSTP and must retain ownership of the root bridge after the merger is complete.
Which two actions must be completed? (Choose two.)

A. Set the root bridge priority to the highest possible value. B. Set the root bridge priority to the lowest possible value. C. Connect the QFabric system to the existing Layer 2 network using an interface belonging to the network Node group. D. Connect the QFabric system to the existing Layer 2 network using an interface belonging to a server Node group.

Correct Answer: A,C

Question 6

Host A is connected to two Node devices in a redundant server Node group over a LAG link. Host B is connected to a Node device on a server Node group. Traffic is running between Host A and Host B.
Which statement is true?

A. The server Node group will send traffic to Host A's MAC address on both member links of the LAG. B. The server Node group will calculate the hash for Host A's MAC address and forward traffic to one of the Node devices participating in the redundant server Node group. C. The network Node group will send traffic to Host A's MAC address on both links of LAG. D. The redundant server Node group will calculate the hash for Host A's MAC address and forward traffic on one of the member links of the LAG.

Correct Answer: B

Question 7

Which routing table is used to exchange Layer 3 routes between components in a QFabric system?

A. bgp.vpn-inet.0 B. inet.0 C. bgp.inet.0 D. default.inet.0

Correct Answer: D

Question 8

Which IP range does the fabric manager Routing Engine use for internal control plane device communication on the QFabric system?

A. 172.16.0.0/16 B. 192.168.0.0/16 C. 127.0.0.0/8 D. 169.254.0.0/16

Correct Answer: D

Question 9

Which Node device design ensures a one-to-one subscription ratio?

A. a QFX3600 Node device with 10 uplinks B. a QFX3500 Node device with 10 uplinks C. a QFX3600 Node device with 8 uplinks D. a QFX3500 Node device with 8 uplinks

Correct Answer: C

Juniper QFabric, Specialist (JNCIS-QF) - JN0-370 Exam Practice Test