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W10: CP05 Quiz (CSSD0223)

Authored by Bryan Manalaotao

Computers

University

W10: CP05 Quiz (CSSD0223)
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15 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the primary goal of cryptography?

Data breach
Data integrity
Data replication
Data redundancy

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which discipline of cryptology involves developing and using codes for private communication?

Cryptanalysis
Cryptosynthesis
Cryptography
Cryptobotany

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which type of cipher rearranges letters without replacing them?

Substitution cipher
Transposition cipher
Polyalphabetic cipher
Block cipher

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What method does a cryptanalyst use when having access to only the ciphertext of several messages?

Brute-force
Known-plaintext
Chosen-plaintext
Ciphertext

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the primary factor ensuring the security of encryption in modern technology?

Complexity of the algorithm
Length of the plaintext
Length of the key
Availability of the ciphertext

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What cryptographic function is used to verify and ensure data integrity?

Encryption
Decryption
Hashing
Encoding

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which property must a cryptographic hash function possess?

Collision-free
Reversible
Variable output length
Ease of computation for any input

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