Computer Networks MCQs with answers Page - 20

Here, you will find a collection of MCQ questions on Computer Networks. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 832.27K Points
Coach

Q. What is data encryption standard (DES)?

  • (A) block cipher
  • (B) stream cipher
  • (C) bit cipher
  • (D) none of the mentioned

A

Admin • 832.27K Points
Coach

Q. Cryptanalysis is used

  • (A) to find some insecurity in a cryptographic scheme
  • (B) to increase the speed
  • (C) to encrypt the data
  • (D) none of the mentioned

A

Admin • 832.27K Points
Coach

Q. Which one of the following is a cryptographic protocol used to secure HTTP connection?

  • (A) stream control transmission protocol (sctp)
  • (B) transport layer security (tsl)
  • (C) explicit congestion notification (ecn)
  • (D) resource reservation protocol

A

Admin • 832.27K Points
Coach

Q. Voice privacy in GSM cellular telephone protocol is provided by

  • (A) a5/2 cipher
  • (B) b5/4 cipher
  • (C) b5/6 cipher
  • (D) b5/8 cipher

A

Admin • 832.27K Points
Coach

Q. ElGamal encryption system is

  • (A) symmetric key encryption algorithm
  • (B) asymmetric key encryption algorithm
  • (C) not an encryption algorithm
  • (D) none of the mentioned

A

Admin • 832.27K Points
Coach

Q. Cryptographic hash function takes an arbitrary block of data and returns

  • (A) fixed size bit string
  • (B) variable size bit string
  • (C) both (a) and (b)
  • (D) none of the mentioned

A

Admin • 832.27K Points
Coach

Q. The attackers a network of compromised devices known as

  • (A) internet
  • (B) botnet
  • (C) telnet
  • (D) d-net

A

Admin • 832.27K Points
Coach

Q. Which of the following is a form of DoS attack ?

  • (A) vulnerability attack
  • (B) bandwidth flooding
  • (C) connection flooding
  • (D) all of the mentioned

A

Admin • 832.27K Points
Coach

Q. The DoS attack is which the attacker establishes a large number of half-open or fully open TCP connections at the target host

  • (A) vulnerability attack
  • (B) bandwidth flooding
  • (C) connection flooding
  • (D) all of the mentioned

A

Admin • 832.27K Points
Coach

Q. The DoS attack is which the attacker sends deluge of packets to the targeted host

  • (A) vulnerability attack
  • (B) bandwidth flooding
  • (C) connection flooding
  • (D) all of the mentioned

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ

Browse Categories

Click on category to learn MCQs of that category.