Deck 1: Security Measures and Encryption Techniques for Information Protection

Question 1

Security Measures Needed to protect during their transmission

A)file
B)data
C)packet
D)all of above

Answer 1

data

Question 2

______________means knowledge obtained from investigation, study , intelligence new ,facts .

A)security
B)data
C)information
D)none of these

Answer 2

information

Question 3

Prevention of the unauthorised used of Resources refers too?

A)data integrity
B)data confidentiality
C)acess control
D)none of these

Answer 3

acess control

Question 4

Protection against Denial by one of these parties in a communication refers to?

A)non-repudiation
B)data integrity
C)authentication
D)none of these

Question 5

Which One of them is Passive attack?

A)denial of service
B)modify message in transit
C)replay previous message
D)obtain message contain

Question 6

What is lying of IP address called as?

A)ip spoofing
B)ip scamming
C)ip lying
D)none of theses

Question 7

What is full form of DDoS?

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

Question 8

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

Question 9

Symmetric key encryption is also called as?

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

Question 10

Conversion of Cypher text to plain text?

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

Question 11

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

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

Question 12

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

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

Question 13

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

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

Question 14

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 15

The full form of OSI is OSI model .

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

Question 16

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 17

Conversion of plain text into Cipher text is called as .

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

Question 18

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

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

Question 19

Blum Blum Shub Generator is based on which Algorithm?

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

Question 20

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

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

Question 21

What is the 4th step in DES Algorithm?

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

Question 22

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 23

AES stands for?

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

Question 24

Which of them is type of Cipher?

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

Question 25

The message which is not understandable is called as?

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