Deck 4: Information Security and Encryption Terminology

Question 1

What is full form of DDoS?

A)derived denial of service
B)distributed denial of service
C)denial of service
D)none of these

Answer 1

distributed denial of service

Question 2

A hacker guessing suggested password to a program is call as?

A)password guessing
B)dictionary attack
C)default password attack
D)none of these

Answer 2

default password attack

Question 3

Symmetric key encryption is also called as?

A)public key encryption
B)private key encryption
C)both of these
D)none of these

Answer 3

private key encryption

Question 4

Conversion of Cypher text to plain text?

A)encryption
B)decryption
C)simple text
D)none of these

Question 5

__is used to create the organisation's overall security program.

A)program policy
B)purpose
C)security
D)none of these

Question 6

An act of protecting information from unauthorised disclouser to an entity.-

A)intergrity
B)avability
C)confidentiality
D)none of these

Question 7

A way to ensure that the entity is indeed what it claims to be.-

A)authentication
B)accountability
C)identification
D)security

Question 8

The__model is 7 layer architecture where each layer is having some specific functionality to perform.

A)tcp
B)osi
C)ois
D)none of these

Question 9

The full form of OSI is OSI model__.

A)open systems interconnection
B)open software interconnection
C)open connection
D)open system internet

Question 10

The technique in which when one character is replaced by another Character is called as?

A)transposition
B)substitution
C)combinational
D)none of these

Question 11

Conversion of plain text into Cipher text is called as________.

A)encryption
B)decryption
C)hidden text
D)none of above

Question 12

In Symmetric schemes requires both parties to share how many secret key?

A)one
B)two
C)three
D)four

Question 13

Blum Blum Shub Generator is based on which Algorithm?

A)private key
B)public key
C)both a & b
D)none of these

Question 14

In DES step both LPT and RPT undergoes in how much key Rounds?

A)8
B)16
C)32
D)64

Question 15

What is the 4th step in DES Algorithm?

A)key transformation
B)s-box substitution
C)p-box permutation
D)expansion permutation

Question 16

In AES in which Round Subkeys are Generated from Original key for each round?

A)key expansion
B)initial round
C)finale round
D)none of these

Question 17

AES stands for ?

A)authorized encryption standard
B)advance encryption standard
C)advance encryption strategy
D)none of these

Question 18

Which of them is type of Cipher?

A)stream cipher
B)block cipher
C)both of them
D)none of these

Question 19

The message which is not understandable is called as?

A)cipher text
B)plain text
C)hidden text
D)both a & c

Question 20

_______ is the practice and precautions taken to protect valuable information from unauthorized access, recording, disclosure or destruction.

A)network security
B)database security
C)information security
D)physical security

Question 21

_______ platforms are used for safety and protection of information in the cloud.

A)cloud workload protection platforms
B)cloud security protocols
C)aws
D)one drive

Question 22

Compromising confidential information comes under _________

A)bug
B)threat
C)vulnerability
D)attack

Question 23

An attempt to harm, damage or cause threat to a system or network is broadly termed as ______

A)cyber-crime
B)cyber attack
C)system hijacking
D)digital crime