Free Nokia 4A0-100 Exam Questions

Become Nokia Certified with updated 4A0-100 exam questions and correct answers

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Total 40 Questions | Updated On: Jun 17, 2026

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Question 1

Which of the MPLS routers is responsible for pushing new labels for LSP A and LSP B?

A : Router R1 pushes labels for both LSP A and LSP B.

B : Router R4 pushes labels for both LSP A and LSP B.

C : Router R1 pushes labels for LSP A, while router R4 pushes labels for LSP B.

D : Router R4 pushes labels for LSP A, while router R1 pushes labels for LSP B.

Answer: A

Question 2

Which of the following enables service providers to support multiple customers with the same VLAN ID over the same backbone?

A : VLAN Trunking

B : VLAN Stacking

C : VLAN Tagging

D : VLAN Routing

Answer: B

Question 3

Which statement accurately explains the purpose of the TCP protocol and what it provides?

A : primary purpose of TCP is to provide reliable communications between application services.

B : primary purpose of TCP is to provide unreliable communications between application services

C : primary purpose of TCP is to provide IP routing between application services.

D : primary purpose of TCP is to define the correct format for the application layer such as JPEG or HTML

Answer: A

Question 4

Which of the following statements about a physical router interface is FALSE?

A : It is associated with a port.

B : It is used to connect to other routers or to customer hosts.

C : It can be associated with an IP address and with a prefix length.

D : It can be of type system or loopback.

Answer: D

Question 5

Which of the following best describes the operation of the Media Dependent Adapter (MDA)?

A : MDA contains the flexible fast path complex used for forwarding data.

B : cess data is discarded by the MDA and the remaining data forwarded for QoS processing

C : MDA buffers data and applies Quality of Service (QoS) to classify and treat the data appropriately.

D : MDA converts data from its incoming physical format into an internal format and provides some minimal buffering.

Answer: D

Page: 1 / 8

Total 40 Questions | Updated On: Jun 17, 2026

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