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Computer Networks MCQ - Computer Networks Section 4

6 Which of the following ISO level is more closely related to the physical communications facilities?

7 Which model shows how the network functions of a computer ought to be organized ?

Open system interconnection model shows the network function of a computer developed by international standards organization.

8 Data link layer retransmits the damaged frames in most networks. If probability of a frame's being damaged is p, then what is the mean number of transmissions required to send a frame if acknowledgements are never lost ?

9 Which of the following is a wrong example of network layer ?

10 IEEE Project 802 divides the data link layer into which upper sublayer and which lower sublayer ?

IEEE project 802 divides the data link layer into two sub layer logical link control (LLC) and Medium access control (MAC).

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Question:

The main purpose of a data link content monitor is to

A. detect problems in protocols
B. determine the type of transmission used in data link
C. determine the type of switching used in data link
D. determine the low of data

Correct answer: A

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