Nokia Nokia Certifications 4A0-100 Questions & Answers

• Question 81:

  On a Nokia 7750 SR, which of the following event log destinations is used to store an event log to the compact flash?

  A. Console

  B. Session

  C. Memory

  D. File

  Correct Answer: D

• Question 82:

  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 press Ctrl C.

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

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

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

  Correct Answer: C

• Question 83:

  Which of the following shows a typical data packet flow when ingressing a Nokia 7750 SR?

  A. SFP -> IOM -> MDA -> SF/CPM

  B. SFP-> MDA-> IOM -> SF/CPM

  C. SFP -> SF/CPM -> MDA -> IOM

  D. IOM -> MDA -> SF/CPM -> SFP

  Correct Answer: B

• Question 84:

  Which statement describes the primary purpose of TCP?

  A. To establish reliable communication for the application services layer.

  B. To provide low overhead communication for the application services layer.

  C. To route IP packets for the application services layer.

  D. To transmit packets over the physical infrastructure.

  Correct Answer: A

• Question 85:

  What types of addresses are part of encapsulation at the transport layer?

  A. Source and destination MAC addresses

  B. Source and destination IP addresses

  C. Source and destination port numbers

  D. Source and destination email addresses

  Correct Answer: C

• Question 86:

  From a customer's perspective, how does a VPRN service operate?

  A. All sites are connected to a single wire.

  B. All sites are connected to a switched network.

  C. All sites are connected to a routed network.

  D. All sites are connected to the Internet.

  Correct Answer: C

• Question 87:

  What is the name for an organization that provides Internet services to its customers?

  A. An Internet content provider

  B. An Internet service provider

  C. An enterprise

  D. A regional Internet registry

  Correct Answer: B

• Question 88:

  Which of the following is TRUE about a PE router within a service provider's MPLS network?

  A. It resides on the customer premises.

  B. It is not aware of the VPN services provided by the service provider.

  C. It should connect to at least one other PE router.

  D. It should connect to at least one CE device.

  Correct Answer: D

• Question 89:

  What type of VPN service does a VPRN provide?

  A. Layer 3 direct internet access service

  B. Layer 3 IP routed service

  C. Layer 2 point-to-point service

  D. Layer 2 multipoint service

  Correct Answer: B

• Question 90:

  Which of the following statements about router R1 is TRUE?

  

  A. Router R1 is an iLER for both LSPs.

  B. Router R1 is an eLER for both LSPs.

  C. Router R1 is an iLER for LSP A and an eLER for LSP B.

  D. Router R1 is an iLER for LSP B and an eLER for LSP A.

  Correct Answer: C