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Q.

The _______ field of the IGMP message is all zeros in a query message

A

version

B

type

C

group address

D

none of the above

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MCQ

1.

The sender is a router that has received a datagram destined for a host on the same network. The logical address that must be mapped to a physical address is ______.

A

the destination IP address in the datagram header

B

the IP address of the router found in the routing table

C

either a or b

D

none of the above

Discussion

MCQ

2.

A _______ is an ARP that acts on behalf of a set of hosts

A

ARP

B

RARP

C

proxy ARP

D

none of the above

Discussion

MCQ

3.

. What is the default mask for class C in CIDR notation?

A

/24

B

/8

C

/16

D

none of the above

Discussion

MCQ

4.

. The target hardware address on an Ethernet is _______ in an ARP request

A

0x000000000000

B

0.0.0.0

C

variable

D

class dependent

Discussion

MCQ

5.

What is the result of ANDing 0 and 15?

A

255

B

15

D

None of the above

Discussion

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