Data Center, Associate (JNCIA-DC) - JN0-281 Exam Practice Test

Question 1

Referring to the exhibit, how many broadcast domains are present in the topology?

A. 2

B. 0

C. 1

D. 3

Correct Answer: C

Question 2

You are troubleshooting a downed BGP session.

Referring to the exhibit, what is the cause of the problem?

A. The TCP session between the peers has not been established.

B. The UDP session between the peers has not been established.

C. The local peer has sent an Open message but not received one from the remote peer.

D. The local peer has sent an Update message but not received one from the remote peer.

Correct Answer: A

Explanation: Only visible for Actualtests4sure members. You can sign-up / login (it's free).

Question 3

Within your router, you want to verify that you are learning routes from a remote BGP peer at IP address 10.10.100.1. Which command would satisfy the requirement?

A. show route receive-protocol bgp 10.10.100.1

B. show route advertise-protocol bgp 10.10.100.1

C. show route protocol bgp source-gateway 10.10.100.1

D. show route protocol bgp table inet.0 10.10.100.1

Correct Answer: A

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Question 4

Which LSA types are associated with OSPF? (Choose three)

A. Network LSA (Type 2)

B. Summary LSA (Type 3)

C. Router LSA (Type 1)

D. External LSA (Type 5)

Correct Answer: A,B,C

Question 5

A switch receives a frame with a MAC address of FF-FF-FF-FF-FF-FF. Which action will the switch take on this frame?

A. It will flood it out of all interfaces, except for the next-hop interface.

B. It will flood it out of all interfaces, except for the directly connected VLAN.

C. It will flood it out of all interfaces.

D. It will flood it out of all interfaces, except for the ingress interface.

Correct Answer: D

Explanation: Only visible for Actualtests4sure members. You can sign-up / login (it's free).

Question 6

Exhibit:

Referring to the exhibit, which two statements are correct about default BGP advertisements? (Choose two.)

A. When routes advertised by router2 are received by the SP router, they will contain the next-hop address of router1.

B. When routes advertised by the SP router are received by router2, they will contain the next-hop address of router1.

C. When routes advertised by router2 are received by the SP router, they will contain the next-hop address of router2.

D. When routes advertised by the SP router are received by router2, they will contain the next-hop address of the SP router.

Correct Answer: A,B

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Question 7

What is the default route preference for a static route on a Junos device?

A. 5

B. 10

C. 130

D. 15

Correct Answer: A

Question 8

With regards to graceful restart, which two statements are true? (Choose two.)

A. Dual routing engines are required for graceful restart to work.

B. The network topology must be stable for graceful restart to work.

C. A supported routing protocol, such as BGP, must be operational for graceful restart to work.

D. NSR must be enabled for graceful restart to work.

Correct Answer: B,C

Question 9

In a Virtual Chassis configuration, which of the following is true?

A. It allows physical stacking of switches that are geographically dispersed.

B. Only two switches can be connected in a Virtual Chassis setup.

C. It reduces the operational complexity of managing multiple switches.

D. It decreases network redundancy and reliability.

Correct Answer: C

Question 10

Exhibit:

Referring to the exhibit, what is the route preference of the 172.25.11.254 next hop?

A. 5

B. 10

C. 130

D. 140

Correct Answer: A

Explanation: Only visible for Actualtests4sure members. You can sign-up / login (it's free).

Question 11

What does the "qualified-next-hop" feature do when configuring a static route?

A. It specifies the IP address of the directly connected device.

B. It instructs the device to looks up a static route's next-hop that is not directly connected.

C. It instructs the device to verify the next-hop is reachable before activating the route.

D. It allows you to specify an independent route preference value for an additional next hop.

Correct Answer: D

Question 12

Fill in the blank: In BGP, the ___________ attribute is used to influence the best path selection process.

A. AS_PATH

B. Community

C. MED (Metric or Multi-Exit Discriminator)

D. Local Preference

Correct Answer: C

Juniper Data Center, Associate (JNCIA-DC) - JN0-281 Exam Practice Test

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