Free Nokia 4A0-C03 Exam Questions

Become Nokia Certified with updated 4A0-C03 exam questions and correct answers

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Total 165 Questions | Updated On: Apr 14, 2026

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Question 1

Which of the following regarding the location of an MPLS label is FALSE?

A : MPLS label value may be carried in an ATM header

B : MPLS label value may be carried in a shim header

C : MPLS label value may be carried in an OSPF header

D : MPLS label value may be carried in a Frame Relay header

Answer: C

Question 2

Which of the following statements best describes downstream unsolicited label distribution?

A : LER may answer requests for label mappings immediately, without waiting for a label mapping from the next-hop

B : LER may advertise label mappings to all peers for which it might be a next-hop for a given FEC

C : LER propagates a label mapping downstream for a FEC. only if it has a label mapping for the FEC next-hop

D : LER will only distribute a label for a FEC when it has been requested to do so

Answer: B

Question 3

Which of the following encapsulation types on an Ethernet port support the provisioning of multiple SAPs? (Choose 2)

A : t1Q

B : in-Q

C : M

D : LL

Answer: A,B

Question 4

What is the common usage of the MPLS EXP bits?

A : ch implementation can use them as they see fit

B : ey are used to carry the Ethertype value

C : ey are used to carry the TTL value

D : ey are used to carry QoS classification

Answer: D

Question 5

Which of the following best describes the flooding of traffic on a PE when unknown traffic is received on a mesh SDP?

A : affic is flooded to all SAPs in the service.

B : affic is flooded to all SAPs and spoke SDPs in the service

C : affic is flooded to all SAPs and mesh SDPs in the service

D : affic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service

Answer: B

Page: 1 / 33

Total 165 Questions | Updated On: Apr 14, 2026

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