Free Access Alcatel-Lucent.4A0-100.v2022-02-28.q358 Practice Test (Page 10)

Question 41

What is the sequence of messages sent by a host when it attempts to ping a destination for which it has no Address Resolution Protocol (ARP) cache entry?

A.ICMP echo request, ICMP echo reply, ARP request, ARP reply.

B.ARP request, ARP reply, ICMP echo request, ICMP echo reply.

C.ICMP echo request, ARP request, ARP reply, ICMP echo reply.

D.ICMP echo request, ARP reply, ARP request, ICMP echo reply.

Question 42

Which of the following is a characteristic of a static route?

A.Responds in real time to network failures.

B.Can only be used for routing within an autonomous system.

C.Explicitly defines the next-hop based on operator input.

D.Uses a hop-count metric to determine the best route to a network.

Question 43

Which of the following are protocols belonging to the OSI suite of protocols? (Choose two)

A.Ethernet

B.BGP

C.OSPF

D.IS-IS

E.X.500

Question 44

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

A.Graphic User Interface (GUI).

B.Node Management Terminal Interface (NMTI).

C.Command Line Interface (CLI).

D.All of the above.

Question 45

What happens in a TCP session if a segment is not acknowledged within a certain time period?

A.An ICMP destination unreachable message is sent.

B.The missing segment is retransmitted.

C.The TCP session is terminated.

D.The sender sends the next segment.

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