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Q.

The ______ layer adds a header to the packet coming from the upper layer that includes the logical addresses of the sender and receiver.

A

physical

B

data link

C

network

D

none of the above

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MCQ

1.

. The ________ layer is responsible for the process-to-process delivery of the entire message.

A

transport

B

network

C

data link

D

physical

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2.

In the OSI model, what is the main function of the transport layer?

A

node-to-node delivery

B

process-to-process message delivery

C

synchronization

D

updating and maintenance of routing tables

Discussion

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3.

______ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.

A

TCP

B

UDP

C

IP

D

none of the above

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4.

The _______ layer is the layer closest to the transmission medium.

A

Physical

B

Data link

C

Network

D

Transport

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5.

The ____ created a model called the Open Systems Interconnection, which allows diverse systems to communicate.

A

OSI

B

ISO

C

IEEE

D

none of the above

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