Multiple Choice Questions for Data Communication and Networking

Rajesh Bhatia2 years ago 198.9K Views Join Examsbook
Data Communications and Networking Questions
Are you searching multiple choice questions for data communication and networking practice? In this blog, I have shared selective important questions of Data Communications and Networking for IT Officer and Competitive Exams.

Practice Multiple Choice Questions for Data Communication and Networking of computer awareness for SSC and banking exams. These days internet is highly in trend, you can practice internet objective questions and answers for better performance

Selective Data Communication and Networking Questions and Answers:

Q.1 What is the minimum number of wires needed to send data over it serial communication link layer?

(A) 1

(B) 2

(C) 3

(D) 4

Ans .  B

You should also check Important Question of Indian Geography

Q.2 Which data communication method is used to send data over a serial communication link?

(A) simplex

(B) half duplex

(C) full duplex

(D) all of these

Ans .  C

Q.3 Which of the following statements is incorrect?

(A) teleprocessing combing telecommunication and DP techniques in online activities.

(B) Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line.

(C) a half-duplex line is a communication line in which data can move in two directions, but not the same time.

(D) batch processing is the preferred processing mode for telecommunication operations.

Ans .  D

Q.4 The interactive transmission of data within a time sharing system may be best suited to…..

(A) simplex line

(B) half duplex lines

(C) full duplex line

(D) bi-flex lines

Ans .  B

Q.5 Teleprinters….

(A) are used for printing at remote locations, not for input.

(B) offer both high-speed operation and a variety of formatting controls.

(C) have a printer for output and a keyboard for input

(D) are same as teletypes.

Ans .  C

Q.6 Which of the following is an example of a bounded medium?

(A) coaxial cable

(B) wave guide

(C) fiber optic cable

(D) all of these

Ans .  D

Q.7 Coaxial cable has conductors with….

(A) a common axis

(B) equal resistance

(C) the same diameter

(D) none of these

Ans .  A

Q.8 The area of coverage of a satellite radio beam is called its….

(A) beam width

(B) circular polarization

(C) footprint

(D) identity

Ans .  C

Q.9 The amount of uncertainty in a system of the symbol is called.

(A) bandwidth

(B) entropy

(C) loss

(D) quantum

Ans .  B

Q.10 Buffering is….

(A) the process of temporarily storing the data to allow for small variation in device speeds.

(B) a method to reduce cross-talks

(C) storage of data within the transmitting medium until the receiver is ready to receive

(D) a method to reduce the routing overhead

Ans .  A

If you have any problem or doubt regarding Data Communication and Networking Questions, you can ask me in the comment section. Visit next page for more Data Communication and Networking Questions.

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    Rajesh Bhatia

    A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at

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