Encryption and Decryption

Quiz
•
Computers
•
10th Grade
•
Hard

Keir Strahan
Used 4+ times
FREE Resource
28 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of encryption in data protection?
To increase data size
To make data public
To protect data by converting it into a secure format
To permanently delete data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is required to decrypt the data that has been encrypted?
Public key
Antivirus software
Private key
User password
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is plaintext in the context of encryption?
A series of randomized letters and numbers
The original message before encryption
The encrypted message that is unreadable
A type of encryption algorithm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does ciphertext represent in encryption?
The decrypted message
The original unencrypted message
The encrypted message that is unreadable
The key used for encryption
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many letters does the encryption key move in the provided example?
22 letters
4 letters
26 letters
10 letters
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the decryption key in the example provided?
4
22
26
10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the plaintext message for the ciphertext "KHOOR ZRUOG" if a simple Caesar cipher was used for encryption?
HELLO WORLD
WELCOME HOME
GOOD MORNING
QUICK BROWN
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