4A0-105 Free Exam Questions & Answers (Updated 2026)

Question No 1

What is the SA in the Ethernet frame used for by a layer 2 switch?

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Question No 2

What are the limitations of a traditional layer 2 switch? (Choose 3}

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Isolates collision domains.

Requires layer 2 loop prevention.

Slow response to topology changes.

Limited to 4094 vlans per switch.

Increased flooding.

Question No 3

Which of the following statements about the VC - ID is false?

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The vc - id is signaled in the control plane.

The vc - id is part of the data plane encapsulation.

There is a vc - id to vc - label mapping.

The vc - id has point to point significance.

Question No 4

Assuming TLDP and RSVP are both being used in an MPLS network core which of the following statements is true?

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TLDP is used to create the inner label, RSVP is used to create the outer label.

TLDP is used to create the outer label, RSVP is used to create the inner label.

TLDP and RSVP cannot be used in the same network since they both provide the same label.

When RSVP is used, TLDP must be disabled and static vc labels should be used.

TLDP and RSVP can be used to create either labels based on how they are configured.

Question No 5

Fill in the blank for this next sentence. Flooded traffic received on any ___________in the service is replicated to other spoke SDPs and SAPs and not transmitted on any mesh SDPs.

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Nokia 4A0-105 Free Exam Questions (Updated 2026)

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