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Quiz on Encryption Concepts

Authored by Phil Branson

Computers

11th - 12th Grade

Used 13+ times

Quiz on Encryption Concepts
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is encryption?

A method to store data

A process to make data unreadable to unauthorized users

A way to delete data

A method to increase internet speed

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is encryption important?

It speeds up computers

It helps people understand data better

It protects sensitive information from being accessed by unauthorized users

It converts data into a different language

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a Caesar cipher with a shift of 3, what does 'HELLO' become?

KHOOR

IFMMP

GDKKN

JGNNQ

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main weakness of the Caesar cipher?

It requires too much storage

It is easy to break using frequency analysis

It takes too long to encrypt

It cannot be used for numbers

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT an example of encryption in daily life?

Online banking

Social media passwords

Watching a public TV channel

Sending messages on WhatsApp

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a Caesar cipher with a shift of 5, what does 'B' become?

G

F

A

C

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does "decryption" mean?

The process of making data unreadable

The process of converting encrypted data back into its original form

The process of deleting data

The process of converting data into an image

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