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error detection and correction

Authored by Dr PSGCT

Computers

University

Used 11+ times

error detection and correction
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13 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

________________ error detection method uses one\'s complement arithmetic.

Simple parity check

Two-dimensional parity check

CRC

Checksum

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In cyclic redundancy checking, what is the CRC?

Divisor

Quotient

Dividend

Remainder

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In ________ error correction, the receiver asks the sender to send the data again.

forward

backward

retransmission

redirection

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The checksum of 0000 and 0000 is __________.

0001

0011

0111

1111

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The checksum of 1111 and 1111 is _________.

0000

0001

0011

1111

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The _____of errors is relatively more difficult than the error ______.

correction; detection

detection; correction

creation; correction

creation; detection

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which can detect two bit errors?

Parity check

Cyclic redundancy check

Parity and cyclic redundancy check

None of the mentioned

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