Online Access Free Alcatel-Lucent.4A0-100.v2022-03-07.q377 Practice Test (Page 16)

4A0-100 Exam Question 71

Which of the following is an important advantage of protocol layering? (Choose two)

A.Layering adds to the fragmentation of the data

B.Controls distribution of IP addresses.

C.Increases protocol operational efficiencies.

D.Simplifies protocol functionality.

E.Isolates changes in lower layers from upper layers.

4A0-100 Exam Question 72

Why does UDP have less overhead than TCP?

A.UDP has less overhead because it is only used for transmission of small amounts of data.

B.UDP overhead is the same as TCP because it uses the same fields in the header.

C.UDP has less overhead then TCP because there is no checksum field in UDP.

D.UDP has less overhead because there is no requirement for acknowledgment or retransmission.

4A0-100 Exam Question 73

Which of the following statements about packet forwarding is FALSE?

A.The router consults the forwarding table on the ingress IOM.

B.The router looks for a longest match to the destination IP address.

C.The router resolves the next-hop address of the matching route to a physical interface.

D.If there is no match in the forwarding table, the router sends a "No route to destination" notification.

4A0-100 Exam Question 74

In the diagram, R3 receives an LSA with sequence number 112 from R7 and installs it in its link state database. 10 ms. Later it receives a copy of the same LSA with a sequence number of 111 from R1. What does R3 do with the LSA from R1?

A.R3 installs the LSA received from R1 in its link state database, sends an ACK to R1 and floods a copy to its neighbors.

B.R3 installs the LSA received from R1 in its link state database and floods a copy to its neighbors.

C.R3 discards the LSA received from R1 and sends a copy of the LSA from its link state base to R1.

D.R3 discards the LSA received from R1 and sends an ACK to R1.

4A0-100 Exam Question 75

In regards to the Nokia 7750 SR-12 router, how many of the front access card slots are dedicated for Control Processors?

A.1

B.10

C.7

D.2

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4A0-100 Exam Question 71

4A0-100 Exam Question 72

4A0-100 Exam Question 73

4A0-100 Exam Question 74

4A0-100 Exam Question 75

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