Nokia IP Networksand Services Fundamentals (4A0-100) Free Practice Test

Question 1

Which field in the TCP header is used by the receiver to indicate the number of segments it can receive?

A. Window size

B. MTU

C. Destination port

D. SYN

E. Checksum

Correct Answer: A

Question 2

Which of the following is NOT a characteristic of the Internet?

A. The Internet is a global and distributed network.

B. The Internet is a network that is advertised across the globe.

C. The Internet is an open network of networks.

D. The Internet is a network owned by Tier 1 service providers.

Correct Answer: D

Question 3

What is the basic unit of framing in SONET and the bit rate for its transmission?

A. STS-1 with a bit rate of 2.048 Mbit/s

B. STS-1 with a bit rate of 51.84 Mbit/s

C. STS-1 with a bit rate of 1.544 Mbit/s

D. STS-1 with a bit rate of 155.52 Mbit/s

Correct Answer: B

Question 4

Which of the following is used for the auto completion of CLI commands in a Nokia 7750 SR?

A. Type the first few letters of the command, then type ?.

B. Type the first few letters of the command, then press Tab.

C. Type the first few letters of the command, then press Ctrl C.

D. Type the first few letters of the command, then press Esc.

Correct Answer: B

Question 5

When entering a command on the Nokia 7750 SR from the Command Line Interface (CLI), what would you use to list all the options for the command?

A. tab character

B. ?

C. space character

D. info

Correct Answer: B

Question 6

What must the sender do when it receives a window size of 0 from the receiver?

A. Terminate the TCP session.

B. Stop transmitting.

C. Retransmit the previous segment.

D. Send the next segment.

Correct Answer: B

Question 7

Which of the following user interface sessions are accessible through Telnet and Secure Shell (SSH) on the Nokia 7750 SR and 7450 ESS?

A. Graphic User Interface (GUI).

B. All of the above.

C. Command Line Interface (CLI).

D. Node Management Terminal Interface (NMTI).

Correct Answer: C

Question 8

Which of the following Nokia 7750 SR components is NOT part of the data plane?

A. The Input/ Output Module (IOM)

B. The Switch Fabric (SF)

C. The Control Processor Module (CPM)

D. The Media Dependent Adapter (MDA)

Correct Answer: C

Question 9

Which of the following statements about the VPWS service on a Nokia 7750 SR is FALSE?

A. VPWS does not perform MAC learning.

B. VPWS emulates a layer-2 connection between two customer sites.

C. VPWS is a point-to-point service.

D. VPWS encapsulates layer-2 frames into IP datagrams.

Correct Answer: D

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Question 10

Which of the following is TRUE regarding routers R2 and R3 in the pictured MPLS network?

A. Router R2 and R3 swap labels for LSP A and LSP B.

B. Router R2 pushes labels for LSP A, and R3 swaps labels for LSP A.

C. Router R2 swaps labels for LSP A, and R3 pops labels for LSP A.

D. Router R2 and R3 push labels for LSP A and LSP B, respectively.

Correct Answer: D

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Alcatel-Lucent Nokia IP Networksand Services Fundamentals (4A0-100) Free Practice Test