Network Layer Internet Protocols Questions

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11.

The ________ protocol is the transmission mechanism used by the TCP/IP suite.

A

ARP

B

IP

C

RARP

D

none of the above

Correct Answer: B

None.

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12.

IP is _________ datagram protocol

A

an unreliable

B

a connectionless

C

both a and b

D

none of the above

Correct Answer: C

None.

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13.

The term ________ means that IP provides no error checking or tracking. IP assumes the unreliability of the underlying layers and does its best to get a transmission through to its destination, but with no guarantees.

A

reliable delivery

B

connection-oriented delivery

C

best-effort delivery

D

none of the above

Correct Answer: C

None.

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14.

In IPv4, an HLEN value of decimal 10 means _______

A

there are 10 bytes of options

B

there are 40 bytes of options

C

there are 40 bytes in the header

D

none of the above

Correct Answer: C

None.

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15.

In IPv4, which field or bit value unambiguously identifies the datagram as a fragment?

A

Do not fragment bit ? 0

B

More Fragment bit ? 0

C

Fragment offset = 1000

D

none of the above

Correct Answer: C

None.

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16.

The IPv4 header size _______

A

is 20 to 60 bytes long

B

is 20 bytes long

C

is 60 bytes long

D

none of the above

Correct Answer: A

None.

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17.

In IPv4, when a datagram is encapsulated in a frame, the total size of the datagram must be less than the _______

A

MUT

B

MAT

C

MTU

D

none of the above

Correct Answer: C

None.

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18.

The IPv4 header field formerly known as the service type field is now called the _______ field

A

IETF

B

checksum

C

differentiated services

D

none of the above

Correct Answer: C

None.

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19.

. IPv6 allows _________ security provisions than IPv4.

A

more

B

less

C

the same level

D

none of the above

Correct Answer: A

None.

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