Here, we have a set of multiple-choice questions and answers (quiz) on Hash Function Technique.

### questions

Title
###### Basically, in SHA-512, the message is divided into blocks of size ___ bits for the hash computation

Basically, in SHA-512, the message is divided into blocks of size ___ bits for the hash computation.

1. 1024
2. 512
3. 256
4. 1248
###### When a hash function is used to provide message authentication, the hash function value is called to as:

When a hash function is used to provide message authentication, the hash function value is called to as:

1. Message Field
2. Message Digest
3. Message Score
4. Message Leap
###### Which of the following are used to create a message digest by the network security protocols?

Which of the following are used to create a message digest by the network security protocols?

1. RSA
2. SHA-1
3. DES
4. MD5
5. B. and C. and D.
###### What is the output of the N 1024-bit blocks from the Nth stage in this?

What is the output of the N 1024-bit blocks from the Nth stage in this?

1. 512 bits
2. 1024 bits
3. N x 1024bits
4. N x 512 bits
###### What is the output of a cryptographic hash function means?

What is the output of a cryptographic hash function means?

1. A variable set of bits
2. A fixed set of bits, derived from one-way mathematical operations
3. An output which may be easily discovered by an adversary
4. Outputs of such functions are of no importance
###### A hash function is a _____ that converts a numerical input value into another compressed numerical value

A hash function is a _____ that converts a numerical input value into another compressed numerical value.

1. Abstract view
2. Mathematical function
3. Both A and B
4. None of the mentioned above
###### A cryptographic hash function must be deterministic,

A cryptographic hash function must be deterministic,

1. True
2. False
###### _____ and encryption is two separate cryptographic processes

_____ and encryption is two separate cryptographic processes.

1. Hashing
2. Decryption
3. Processing
4. None of the mentioned above
###### Amongst which of the following is /are good for Hashes,

Amongst which of the following is /are good for Hashes,

2. Data integrity / file verification
3. Digital signatures and virus signatures
4. All of the mentioned above
###### Digital Signatures authenticates the sender by appending the original message with the ____ digest

Digital Signatures authenticates the sender by appending the original message with the ____ digest.

1. Decrypted message
2. Encrypted message
3. Systematic approach
4. None of the mentioned above

MCQs

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