Free 4A0-C02 Questions for Nokia 4A0-C02 Exam

Question #1

In a Carrier Supporting Carrier (CSC) VPRN, which of the following is a benefit to the customer carrier?

A. The ability to maintain its own backbone.

B. The ability to learn system addresses of network provider PEs.

C. There is no need to manage end-customer services.

D. The ability to offer Internet connectivity and a variety of services over a single CSC VPRN interface.

Discussion 0

Correct Answer: D Vote an answer

Question #2

Click the exhibit button below. Given the scheduler-policy (below), how much bandwidth can the best-effort traffic receive (PIR and CIR) when the ingress rate of each queue is 10Mbps?

A. PIR = 1.25Mbps, CIR = 1.25Mbps

B. PIR = 10Mbps, CIR = 1Mbps

C. PIR = 5Mbps, CIR = 1.25Mbps

D. PIR = 4Mbps. CIR = 1Mbps

E. PIR = 1Mbps, CIR = 1 Mbps

Discussion 0

Correct Answer: E Vote an answer

Question #3

A CE hub and spoke VPRN has two spoke sites; which of the following would be the best option to implement this topology at the hub site PE?

A. Two VPRNs, one route distinguisher, and three route targets

B. One VPRN, one route distinguisher, and two route targets

C. One VPRN, two route distinguishers, and three route targets

D. Two VPRNs, two route distinguishers, and three route targets

Discussion 0

Correct Answer: B Vote an answer

Question #4

To manage the shared buffer space at network ports, slope policies are applied on _________ for the ingress direction, and on ________ or _________ for the egress direction.

A. Interfaces, ports, SAPs

B. MDAs, ports, interfaces

C. Interfaces, interfaces. MDAs

D. Ports, ports, MDAs

E. MDAs, MDAs, ports

Discussion 0

Correct Answer: E Vote an answer

Question #5

A confederated AS is comprised of three members. One member is comprised of 4 routers, while the other two members are comprised of 3 routers each. Assuming member ASs are fully meshed and use full mesh iBGP, what is the required number of BGP sessions within the confederation?

A. 13

B. 15

C. 12

D. 14

Discussion 0

Correct Answer: B Vote an answer

Question #6

Which of the following regarding "well-known discretionary'' BGP attributes is TRUE?

A. The receiving router sends a notification if a well-known discretionary attribute is not present in an update.

B. They are discarded if not recognized by the recipient.

C. They must be recognized by all peers and included in all BGP updates.

D. They must be recognized by all peers and optionally included in BGP updates.

Discussion 0

Correct Answer: D Vote an answer

Question #7

What are the two primary problems the service provider must consider when providing traditional Layer 3 VPN services using only a single common routing table in the provider core? (Choose two)

A. Route leaking between the customer networks

B. CPU utilization for route processing

C. Unwanted packet forwarding between customer networks

D. Memory exhaustion in the provider core

Discussion 0

Correct Answer: A,C Vote an answer

Question #8

A physical port has three associated buffer pools. Which of the following buffer pool combinations is associated to a physical port?

A. Port ingress, port egress, shared bi-directional

B. Access ingress, network ingress, network egress

C. Port ingress, network ingress, network egress

D. Access ingress, access egress, network egress

E. Port ingress, port egress, network egress

Discussion 0

Correct Answer: D Vote an answer

Question #9

For the data packets in a VPRN, how is the inner label in an MPLS packet signaled?

A. Signaled via MP-BGP and used to identify the customer VPRN.

B. Signaled via MP-BGP and used to identify the egress PE.

C. Signaled via RSVP and LDP and used to identify the egress PE.

D. Signaled via T-LDP and used to identify the customer VPRN.

E. Signaled via RSVP and LDP and used to identify the customer VPRN.

Discussion 0

Correct Answer: A Vote an answer

Question #10

Assuming that as-override has been used, which of the following statements describes the most likely location of prefix 10.1.2.0/24, based on the output from an Alcatel-Lucent 7750 SR shown below?

A. There is a single Autonomous System between the local AS and the AS that originated the prefix

B. It is located in Autonomous System 65100

C. It is located in an Autonomous System directly connected to this router

D. There may be two or more Autonomous Systems between the local AS and the AS that originated the prefix

E. There are two Autonomous Systems between the local AS and the AS that originated the prefix

Discussion 0

Correct Answer: A Vote an answer

Question #11

In which of the following scenarios is self-generated traffic QoS (sgt-QoS) useful?

A. The priority of all self-generated traffic needs to be lowered to allow all other traffic to take precedence.

B. The priority of various control packets requires special treatment throughout the network.

C. EXP markings on transit control traffic are not set correctly.

D. The BGP process is consuming too many CPU cycles and is impacting OSPF performance.

Discussion 0

Correct Answer: B Vote an answer

Question #12

Which of the following statements regarding scheduling are TRUE? (Choose two)

A. Scheduler policies can be applied to the MDA to schedule network ingress traffic.

B. HQoS provides a static method of allocating scheduling resources to each queue and/or child.

C. A scheduler applied to multiple SAPs within the same service will result in a single hardware scheduler operating across all SAPs within the service.

D. Every time a scheduler-policy is assigned to a SAP, a new hardware scheduler is created to service the SAP.

E. Scheduler policies cannot be children of an egress port-scheduler.

Discussion 0

Correct Answer: A,D Vote an answer

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