Chapter 8

Chapter 8

University

10 Qs

quiz-placeholder

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Chapter 8

Chapter 8

Assessment

Quiz

Computers

University

Medium

Created by

LILY LATIF

Used 3+ times

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10 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which of the following are error detection methods?

Simple Parity check

Two-dimensional Parity check

CRC

Checksum

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which error detection method consists of just one redundant bit per data unit?

Simple Parity Check

Two-Dimensional Parity Check

CRC

Checksum

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A _______ error means that two or more bits in the data unit have changed.

double-bit

burst

single-bit

none of above

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In modulo-2 arithmetic, we use the _______ operation for both addition and subtraction

XOR

OR

AND

XAND

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CRC detection method is based on _______ operation.

addition

multiplication

binary division

subtraction

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Hamming Distance between equals codewords is _______.

0

1

2

3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In _______ error correction, the receiver corrects errors without requesting retransmission.

forward

backward

onward

reverse

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