1.3.1. Compression, Encryption and Hashing

1.3.1. Compression, Encryption and Hashing

12th Grade

13 Qs

quiz-placeholder

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1.3.1. Compression, Encryption and Hashing

1.3.1. Compression, Encryption and Hashing

Assessment

Quiz

Computers

12th Grade

Practice Problem

Easy

Created by

Richard Smith

Used 76+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which type of compression is the quality of a file not degraded?

Lossless
Lossy
Imperative
Declaritive

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Name the two categories of compression

Lossy
Lossless
Imperative
Declaritive

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of encryption?

To keep data secure during transmission
To hide files from third parties
To reduce the file size

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Identify types of lossless compression

Run length encoding
Dictionary encoding
Transform Coding
Perceptual Coding

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which form of encryption do the sender and receiver share the same private key?

Symmetric encryption
Asymmetric encryption
Hashing encryption
PGP encryption

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many keys are used in asymmetric encryption?

Two (one public and one private)
Two (two public)
Two (two private)
One (one public)
One (one private)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If person A wants to send a message to person B using asymmetric encryption, which key should they use to encrypt the message?

B’s public key
A’s public key
A’s private key
B’s private key

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