
Cryptography Quiz

Quiz
•
Computers
•
12th Grade
•
Hard
Dr. J
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary goal of cryptography?
To ensure security of communication
To create complex algorithms
To monitor traffic flows
To store data securely
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does confidentiality in secure communication refer to?
Data integrity
Privacy and secrecy
Authentication
Availability
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of attacker can eavesdrop on communication?
Innocent bystander
Active attacker
Passive attacker
Malicious attacker
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a characteristic of symmetric encryption?
Uses two different keys
Uses the same key for encryption and decryption
Is slower than asymmetric encryption
Does not require a key
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key length for a typical symmetric encryption algorithm?
512 bits
256 bits
128 bits
16 bits
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which cipher is an example of a substitution cipher?
Caesar Cipher
Blowfish
AES
RSA
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term 'non-repudiation' mean in information security?
Only the sender can read the message
Data is always available
An entity cannot deny its previous actions
Data can be accessed by anyone
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