Year 8 Keep it safe 2

Year 8 Keep it safe 2

6th - 10th Grade

10 Qs

quiz-placeholder

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Year 8 Keep it safe 2

Year 8 Keep it safe 2

Assessment

Quiz

Computers

6th - 10th Grade

Practice Problem

Medium

Created by

Janet Ryalls

Used 59+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do we need cryptography in computing?

to keep confidential information secure
to help make more money
to stop spam emails
to speed up computers

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Where does the word 'Cryptography' come from?

secret writing
Roman writing
difficult messages
writing problem

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a cypher?

a coded message
a way of putting a message into code
a decoded message
a way of decoding a message

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is plaintext?

a coded message
a way of putting a message into code
a  message which is in plain English
a way of decoding a message

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the opposite of plaintext?

cyphertext
prettytext
plainpics
encryption

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of encryption is a Caesar cypher?

substitution cypher
roller cypher
complex cypher
uncrackable code

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you were to encrypt the word hello using a Caesar cypher with a key of 2, which would it be?

jgnnq
abcde
abrro
fbaae

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