Free Nokia 4A0-C03 Practice Exam Questions and Answers 2026

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Total 165 Questions | Updated On: Apr 02, 2026

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Question 1

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

A : Dot1Q

B : Q-in-Q

C : ATM

D : NULL

Answer: A,B

Question 2

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

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

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

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

D : An 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 regarding MPLS encapsulation for VPRN services is TRUE?

A : The customer-s Layer 3 header is removed at the iLER

B : The customer-s Layer 2 header is removed at the iLER

C : The customer-s Layer 3 header is removed at the eLER

D : The customer-s Layer 2 header is removed at the eLER

Answer: A

Question 4

Which of the following about an LSP protected with one-to-one FRR is TRUE?

A : The LSP can use facility and one-to-one FRR simultaneously

B : The LSP is limited to node protection

C : A single protection tunnel is used for all LSPs with the same path

D : A detour protection tunnel is created for the LSP

Answer: D

Question 5

VPWS allows carriers to offer services such as point-to-point frame-relay, ATM, and Ethernet on a single platform without the need for multiple overlay networks

A : TRUE

B : FALSE

Answer: A

Page: 1 / 33

Total 165 Questions | Updated On: Apr 02, 2026

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