MCQ Questions for Data Communication and Networking

 MCQ Questions for Data Communication and Networking

Computer GK

Q.21 how many bits per symbol are used in the Baudot code?

(A) 5

(B) 7

(C 8

(D) 9


Ans .  A

Watch Video of Indian Constitutions Part 3: p-3-indian-constitution-in-hindi-bharat-ka-samvidhan

Q.22 While transmitting odd-parity coded symbols, the number of zeros in each symbol is….

(A) odd

(B) even

(C) unknown

(D) none of these


Ans .  C

Q.23 Which of the following transmission systems provides the highest data rate to an individual device?

(A) Digital PBX

(B) Computer Bus

(C) LAN

(D) Voiceband modem


Ans .  B

Q.24 One important characteristic of LAN is…

(A) parallel transmission

(B) low cast access for low bandwidth channel

(C) unlimited expansion

(D) application independent interfaces


Ans .  D

Q.25 Which of the following is possible in a token passing bus network?

(A) Unlimited number of stations

(B) Unlimited distance

(C) In-service expansion

(D) Multiple time-division channels


Ans .  C

Q.26 Which of the following is not a characteristic of the hub architecture of Arc net?

(A) Directionalized transmission

(B) Alternative routing

(C) Zero insertion loss amplifier

(D) RIM port isolation


Ans .  B

Q.27 A group of packets from a source through an X.25 packet system to sink.

(A) arrive in the same order sent for VC, but not for PVC

(B) arrive in the same order sent for PVC, but not for VC

(C) arrive in the same order sent for both VC and PVC

(D) None of these


Ans .  C

Q.28 How many OSI layers are covered in the X.25 standard?

(A) three

(B) four

(C) two

(D) seven


Ans .  A

Q.29 A protocol is a rule governing a time sequence of events that must take place.

(A) between peers

(B) across an interface

(C) between non-peers

(D) none of these


Ans .  A

Q.30 What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?

(A) 2

(B) 3

(C) 4

(D) 7


Ans .  B

Showing page 3 of 3

    Choose from these tabs.

    You may also like

    About author

    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 linkedin.com/in/rajesh-bhatia-7395a015b/.

    Read more articles

      Report Error: MCQ Questions for Data Communication and Networking

    Please Enter Message
    Error Reported Successfully