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CS-Unit 2-Cryptography

Total questions: 17

Worksheet time: 40mins

Name
Class
Date
1.

The study of encoding and securing information to protect it from unauthorized access.

a)

Cryptography

b)

Egyptology

c)

Archaeology

d)

Astronomy

2.

Technique used to decipher encrypted messages that relies on patterns in a given language.

a)

Frequency Analysis

b)

Data Abstraction

c)

Decoding

d)

Pattern Recognition

3.

A trial and error method where an attacker systematically tries every possible combination to guess a password or key.

a)

Brute Force

b)

Cyber Attack

c)

Forced Entry

d)

Brute Barrier

4.

Encrypted text that has been transformed or scrambled

a)

Ciphertext

b)

Plaintext

c)

Printtext

d)

Hypertext

5.

De-crypted text that has been decoded or un-encrypted, making it readable.

a)

Plaintext

b)

Hypertext

c)

Markuptext

d)

Ciphertext

6.

The process of converting encrypted messages into plaintext.

a)

Decryption

b)

Debunking

c)

Descramble

d)

Debriefing

7.

The process of encoding messages to prevent unauthorized access.

a)

Encryption

b)

Coding

c)

Scrambling

d)

Hiding

8.

Communication using mathematical concepts and a set of rule-based calculations are called.

a)

Algorithms

b)

Algebra

c)

Geometry

d)

Expressions

9.

A piece of information needed to encrypt or decrypt something

a)

Key

b)

Cipher

c)

Code

d)

Hypertext

10.

A method or set of instructions used for encrypting a message.

a)

Cipher

b)

Code

c)

Plaintext

d)

Key

11.

Technology and systems that are used to restrict the use of copyrighted materials.

a)

Digital Rights Management

b)

Internet Government

c)

Protocol Police

d)

Server Swat

12.

An identity and access management multi factor verification method that requires at least 2 forms of identification to gain access to resources and data.

a)

Two-Factor Authentication

b)

Secure Key

c)

Text Code

d)

Password Patch

13.

A security method that prevents data from being intercepted or unencrypted while in transit; only allow the sender and the receiver to have access to the data.

a)

End to End Encryption

b)

A to Z Security

c)

Head to Toe Technology

d)

Top to Bottom Blocking

14.

Security technology that takes "blocks" of transactions that are then cryptographically "chained" together in a permanent and chronological order, creating an unalterable history that all network participants can verify.

a)

Block-Chain Technology

b)

Brick and Mortar Management

c)

Crypto Engineering

d)

Stucco Software

15.

This form of computing is using the principles of quantum mechanics to solve complex problems much faster than traditional classical computers.

a)

Quantum Computing

b)

Quantum Physics

c)

Space-Time Continuum

d)

Superconducting

16.

Please use the provided Caesar Cipher key to decode this message:

0 nuvk kbkxeutk juky ckrr ut znk zkyz!

4 lines
17.

Take the following message and create a numerical key.

Cybersecurity is my favorite class!

4 lines