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Cryptography

Authored by Bet Tyie

Computers

Professional Development

Used 6+ times

Cryptography
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17 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is encryption?

When you put data / text into code making it difficult to read or understand.
A secret or disguised way of writing; a code.
A formal language designed to communicate instructions to a machine
What is put in, taken in, or operated on by any process or system.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A cipher is _________________________.

a person who makes up secret codes

an algorithm that is used to scramble text so that it can be passed in secret

a lock that can be used to lock a message in a lock box

any puzzle, such as a crossword or Sudoku puzzle

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who was the first known user of the Caesar Cipher?

Caesar Romanus

Julius Caesar

Alan Turing

There isn't one

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Cryptography, the original message, before being transformed, is called

Simple Text

Plain Text

Cipher Text

Filled Text

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

_______ is the science and art of transforming messages to make them secure and immune to attacks.

Cryptography

Cryptoanalysis

neither Cryptography nor Cryptoanalysis

either Cryptography or Cryptoanalysis

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Encrypt the word alphabet using a Caesar cipher with a shift of 3

DVSDULQV

DOOFOHDU

DOSKDEHW

DORQHBHV

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process of converting a ciphertext into plaintext.

encryption

decryption

plaintext

cryptography

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