Practice Quiz in Cryptography Part 3

(Last Updated On: December 21, 2017)

Practice Quiz in Cryptography

This is the Online Practice Quiz in Cryptography part 3 from the book, Data Communications and Networking 4th Edition by Behrouz A. Forouzan. If you are looking for a reviewer in Electronics Systems and Technologies (Communications Engineering) this will definitely help you test your knowledge and skill before taking the Board Exam.

Continue Part III of the Online Practice Quiz

Quiz in Cryptography

Question 21. The ________ is the message after transformation.

A. ciphertext

B. plaintext

C. secret-text

D. None of these


Question 22. The _________ attack can endanger the security of the Diffie-Hellman method if two parties are not authenticated to each other.

A. man-in-the-middle

B. ciphertext attack

C. plaintext attack

D. None of these


Question 23. The ________is the original message before transformation.

A. ciphertext

B. plaintext

C. secret-text

D. None of these


Question 24. ECB and CBC are ________ ciphers.

A. block

B. stream

C. field

D. None of these


Question 25. A(n) ______ algorithm transforms ciphertext to plaintext.

A. encryption

B. decryption

C. either (a) or (b)

D. neither (a) nor (b)


Question 26. In a(n) ________ cipher, a pair of keys is used.

A. symmetric-key

B. asymmetric-key

C. either (a) or (b)

D. neither (a) nor (b)


Question 27. The _______ is a number or a set of numbers on which the cipher operates.

A. cipher

B. secret

C. key

D. None of these


Question 28. DES is a(n) ________ method adopted by the U.S. government.

A. symmetric-key

B. asymmetric-key

C. either (a) or (b)

D. neither (a) nor (b)


Question 29. A modern cipher is usually a complex _____cipher made of a combination of different simple ciphers.

A. round

B. circle

C. square

D. None of these


Question 30. AES has _____ different configurations.

A. two

B. three

C. four

D. five


Question 31. ________ DES was designed to increase the size of the DES key.

A. Double

B. Triple

C. Quadruple

D. None of these

More Practice Quiz in Cryptography

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

Complete Practice Quiz in Data Communications and Networking

Note: After taking this particular quiz, you can proceed to check all the topics.


DOWNLOAD PDF / PRINT
Print Friendly, PDF & Email
Please do Subscribe on YouTube!

P inoyBIX educates thousands of reviewers and students a day in preparation for their board examinations. Also provides professionals with materials for their lectures and practice exams. Help me go forward with the same spirit.

“Will you subscribe today via YOUTUBE?”

Subscribe

Add Comment

PinoyBIX Engineering. © 2014-2020 All Rights Reserved | How to Donate? | Follow me on Blogarama DMCA.com Protection Status

Math Solution

Advanced Math problem age work mixture digit motion Analytic Geometry 01 problem Analytic Geometry 02 problem clock variation progression misc Combination problem Differential Calculus 01 Problem Differential Calculus 02 Problem Differential Equations Problem Fundamentals in Algebra Fundamentals in Algebra Problem Integral Calculus problem Permutation problem Plane Geometry problem Plane Trigonometry problem Probability problem quadratic equation binomial theorem logarithms Solid Geometry problem Spherical Trigonometry problem System of Numbers Problem Venn Diagram Problem

Questions and Answers in Mathematics

Advanced Math Age Work Mixture Digit Motion Algebra and General Mathematics Analytic Geometry 01 Analytic Geometry 02 Calculus Clock Variation Progression Misc Differential Calculus 01 Differential Calculus 02 Differential Equations Engineering Mathematics Geometry Integral Calculus Plane Geometry Plane Trigonometry Probability and Statistics Quadratic Equation Binomial Theorem Logarithms Solid Geometry Spherical Trigonometry System of Numbers Trigonometry

video

Pre-board in Electronics Engineering

Answers Pre-board in Electronics Engineering - Answers

Questions and Answers

Basic Television - Grob TV Boylestad Questions and Answers Computer Principles Electrical Circuit Electricity and Magnetism Fundamentals Electronic Circuits Floyd Questions and Answers Floyd Self-test Gibilisco Questions and Answers Grob Questions and Answers Industrial Electronics Principles and Applications Malvino Questions and Answers Microelectronics Power Generators / Sources / Principles and Applications Solid State Devices Tests and Measurements Vacuum Tubes

Pre-board in Communications Engineering

Answers

Questions and Answers

Acoustics Antennas Blake Questions and Answers Broadcasting and Cable TV System Digital Communication Networks Forouzan Frenzel Self-test Kennedy Questions and Answers Microwave Communications Miscellaneous Questions in Communications Modulation Navigational Aids and Radar Systems Noise Optical Fiber Communications Radiation and Wave Propagation Satellite Communications Transmission Fundamentals Wire and Wireless Communications

GEAS Solution

Dynamics problem Economics problem Physics problem Statics problem Strength problem Thermodynamics problem

Pre-board in GEAS

Questions and Answers in GEAS

Engineering Economics Engineering Laws and Ethics Engineering Management Engineering Materials Engineering Mechanics General Chemistry Giancoli Physics Physics Strength of Materials Thermodynamics
Online Tool: Electrical Charge Conversions
Online Tool: Electrical Charge Conversions
Online Tool: Color Code Conversions
Online Tool: Color Code Conversions
Online Tool: Weight Measurement Conversions
Online Tool: Weight Measurement Conversions
Online Tool: Temperature Measurement Conversions
Online Tool: Temperature Measurement Conversions