Data Compression Quiz CSP

Data Compression Quiz CSP

10th Grade

10 Qs

quiz-placeholder

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Data Compression Quiz CSP

Data Compression Quiz CSP

Assessment

Quiz

Computers

10th Grade

Hard

Created by

Kangni Amouzougan

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is data compression?

A process that increases file size

A process that reduces file size using fewer bits

A way to delete unnecessary files

A method of encrypting information

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do we use data compression?

To slow down the CPU

To save storage space and transmission time

To add more details to images

To change file formats

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a benefit of compression?

Files load faster

Less storage is needed

Less bandwidth is used when sending data

All of the above

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Data compression works by:

Replacing repeated patterns with shorter representations

Duplicating all data

Encrypting sensitive data

Removing file names

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a common compression algorithm for text with repeated patterns?

Run Length Encoding (RLE)

JPEG

AES Encryption

ASCII

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When compressing and decompressing, what must always match?

The file name

The algorithm used

The storage device

The internet connection

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for space savings in compression?

(compressed size ÷ original size) × 100

(1 – compressed size ÷ original size) × 100

(original size ÷ compressed size) × 100

(compressed size – original size) × 100

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