Menu

Question Discussion & Solution

MCQ

Q.

The _____ scheme uses data patterns of size 2 and encodes the 2-bit patterns as one signal element belonging to a four-level signal

A

4B5B

B

2B1Q

C

MLT-3

D

none of the above

Community Discussion

No discussions yet. Be the first to start!

You must be logged in to participate in the discussion.

Login to Discuss

Similar Questions

MCQ

1.

Which of the following is not a digital-to-analog conversion?

A

ASK

B

PSK

C

FSK

D

AM

Discussion

MCQ

2.

Analog-to-analog conversion is needed if the available bandwidth is _______

A

low-pass

B

band-pass

C

either (a) or (b)

D

neither (a) nor (b)

Discussion

MCQ

3.

In _______, the peak amplitude of one signal level is 0; the other is the same as the amplitude of the carrier frequency

A

PSK

B

OOK

C

FSK

D

none of the above

Discussion

MCQ

4.

In _____ transmission, the phase of the carrier signal is modulated to follow the changing voltage level (amplitude) of the modulating signal.

A

AM

B

PM

C

FM

D

none of the above

Discussion

MCQ

5.

________ provides synchronization without increasing the number of bits.

A

Scrambling

B

Line coding

C

Block coding

D

None of the above

Discussion

More Data Communication and Computer Network Topics

Data Communication and Computer Network Basics

30 MCQs

Network Models

47 MCQs

Data and Signals

27 MCQs

Transmission

74 MCQs

Multiplexing

17 MCQs

Transmission Media

82 MCQs

Error Detection and Correction

27 MCQs

Data

298 MCQs

Network Addressing

76 MCQs

Network Layer Internet Protocols

19 MCQs

Nework Layer Routing

68 MCQs

Process

71 MCQs

Congestion Control and Quality of Service

40 MCQs

Domain Name System

26 MCQs

Remote Logging, Mail and File Transfer

43 MCQs

WWW and HTTP

28 MCQs

Network Management

20 MCQs

Multimedia

30 MCQs

Network Security

85 MCQs

Mixed

10 MCQs

Introduction to Computer Networks

0 MCQs

Networks Layers and Models

0 MCQs

Network Devices

0 MCQs

Fundamentals of Mobile Communication

0 MCQs