CNS-2023

CNS-2023

University

12 Qs

quiz-placeholder

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CNS-2023

CNS-2023

Assessment

Quiz

Computers

University

Practice Problem

Easy

Created by

Shubha V

Used 3+ times

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12 questions

Show all answers

1.

OPEN ENDED QUESTION

1 min • Ungraded

USN

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OFF

2.

OPEN ENDED QUESTION

1 min • Ungraded

Name

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OFF

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

_______ is the science and art of transforming messages to make them secure and immune to attacks

  1. Cryptography

  1. Calligraphy

  1. Cryptanalysis

  1. None of the above

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

In symmetric-key cryptography, the key locks and unlocks the box is

different

same

private

public

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Encryption Strength is based on

  1. Length of key

  1. Secrecy of key

  1. Strength of algorithm

  1. All of the above

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In asymmetric key cryptography, the private key is kept by ________

  1. Sender

  1. Receiver

  1. All the connected devices to the network

  1. Sender and receiver

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In cryptography, the order of letters in a message is rearranged by ________

  1. Transpositional ciphers

  1. Substitution ciphers

  1. Both (A) and (B)

  1. Quadratic ciphers

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