Data Communication Solved MCQs 2024

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Data Communication MCQ

Post TopicSolved MCQs
Book CodeCS601
FinalTerm/MidTermFinalTerm
UniversityVirtual University

Data Communication Solved MCQs

1: High-Level Data Link Control (HDLC) defines frames to deal with the transfer modes. types of

Three
Six
Two
Four

2: Which one of the following is a correct controlled-access method?

Token Passing
All of the given
Polling
Reservation

3: was used as the medium in 10 Base-T.

Thick Coaxial Cable
Two-Mode Fiber Cable
Thin Coaxial Cable
Twisted Pair Cable

4: Ble used to exchange session management and control information between connected devices.

Hrames
S-frames
U-frames
N-frames

5: In the Block coding scheme, the number of code words is always data words.

Less than
Same as
Equal to
Greater than

6: If we need to correct a single error in an 8-bit data unit, we need to consider, possible error locations

16
2

7: is used in the Stop-and-Wait protocol to overcome the issue of duplication

Acknowledgment numbering
Frame sequencing and Acknowledgement numbering
Counter and Timer reset
Frame sequencing

8: Collisions in CSMA/CA are avoided.

The Interframe Space
Acknowledgments
The Contention Window
All of the given

9: uses a fiber-optic cable.

10Base5
10Base-F
10Base-T
10Base2

10: SONET stands for

synchronous optical network
synchronous operational network
shell operational network
stream optical network

11: collisions are avoided by deferring transmission even if the channel is idle

The Slatted Frame
The Interframe Space
The Contention Window
The Deployment Frame

12: type of error, two or more buses in the data will be changed.

Burst
Mono
Zero
Single bit

13: CHAP is an Authentication Protocol, which uses a process to authenticate user information.

Five-way
Four-way
Three-way
Two-way

14: In Linear Block codes, create another valid code word.

OR
XOR
NOR
AND

15: uses fiber-optic cable.

10Base5
10Base-T
10Base-F
10Base2

16: protocol, the sender sends one frame In time and waits for an acknowledgment before sending the next one.

Selective-Repeat
Simple
Stop-and-Wait
Go-Back-N

17: The type of ALOHA which implores the efficiency of P ALOHA is

Low ALOHA
Slotted ALOHA
Integrated ALOHA
Upper ALOHA

18: In MAC, when nodes use a multi-point or broadcast link, we need to coordinate access to the link

Application Protocol
Telnet Protocol
Multiple-access Protocole
Data encrypt Protocol

19: In telephone network, POP stands for _?

Point Of Presence
Pride Of Place
Post Order Protocol
Proof Of Purchase

Data Communication
Data Communication MCQs

Conclusion

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