Understanding File Compression

Understanding File Compression

9th Grade

10 Qs

quiz-placeholder

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Understanding File Compression

Understanding File Compression

Assessment

Quiz

Other

9th Grade

Easy

Created by

Ermanno Starita

Used 10+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of file compression?

To increase file size for better quality.

To organize files into folders more efficiently.

To encrypt files for security purposes.

To reduce file size for storage and transmission efficiency.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two types of compression mentioned?

lossless compression, lossy compression

static compression, dynamic compression

symmetric compression, asymmetric compression

zip compression, rar compression

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does lossless compression differ from lossy compression?

Lossless compression is faster than lossy compression; lossy compression is slower due to data retention.

Lossless compression is used for images; lossy compression is only for text files.

Lossless compression reduces file size without any data loss; lossy compression does not affect file size.

Lossless compression retains all original data; lossy compression sacrifices some data for smaller file sizes.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can you reconstruct the original data from a lossless compressed file?

No, lossless compression does not allow for reconstruction.

Only partial data can be reconstructed from a lossless compressed file.

Yes, you can reconstruct the original data from a lossless compressed file.

Lossless compression results in data loss during the process.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What types of files are typically compressed using lossless techniques?

Text files, executable files, PNG, TIFF, FLAC, ALAC

GIF files

MP3 files

JPEG files

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a potential downside of using lossy compression?

Faster compression speed without any drawbacks.

Loss of quality in the compressed media.

No loss of data during compression.

Improved quality in the compressed media.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of compression would you use for a text document?

Binary compression (e.g., RAR)

Lossy compression (e.g., JPEG)

Image compression (e.g., PNG)

Lossless compression (e.g., ZIP, GZIP)

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