Network Security MCQs | Page - 4

Dear candidates you will find MCQ questions of Network Security here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 100.69K Points
Coach

Q. The VLF and LF bauds use propagation for communication

  • (A) Ground
  • (B) Sky
  • (C) Line of sight
  • (D) Space
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M

Mr. Dubey • 100.69K Points
Coach

Q. The start and stop bits are used in serial communication for

  • (A) error detection
  • (B) error correction
  • (C) Synchronization
  • (D) slowing down the communication
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M

Mr. Dubey • 100.69K Points
Coach

Q. ___________ is a type of transmission impairment in which the Signal looses strength due to The resistance of the transmission medium.

  • (A) Attenuation
  • (B) Distortion
  • (C) Noise
  • (D) Decible
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M

Mr. Dubey • 100.69K Points
Coach

Q. ________________ is a bit-oriented protocol for communication over point-to-point and multi-point links .

  • (A) Stop-and-wait
  • (B) HDLC
  • (C) Sliding window
  • (D) Go-back-N
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M

Mr. Dubey • 100.69K Points
Coach

Q. In substitution, a character in the plaintext is always changed to the same character in the ciphertext, regardless of its position in the text.

  • (A) polyalphabetic
  • (B) mono alphabetic
  • (C) Transpositional
  • (D) multialphabetic
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M

Mr. Dubey • 100.69K Points
Coach

Q. Which of the following is not associated with the session layer ?

  • (A) Dialog control
  • (B) Token management
  • (C) Semantics of the information transmitted
  • (D) Synchronization
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M

Mr. Dubey • 100.69K Points
Coach

Q. What is the size of the 'total length' field in IPv4 datagram ?

  • (A) 4 bits
  • (B) 8 bits
  • (C) 16 bits
  • (D) 32 bits
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M

Mr. Dubey • 100.69K Points
Coach

Q. The process of dividing an analog signal into a string of discrete outputs, each of constant amplitude, is called :

  • (A) Strobing
  • (B) Amplification
  • (C) Conditioning
  • (D) Quantization
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Mr. Dubey • 100.69K Points
Coach

Q. Which transmission technique guarantees that data packets will be received by the receiver in the same order in which they were sent by the sender.

  • (A) Broadcasting
  • (B) Unicasting
  • (C) Packet switching
  • (D) Circuit switching
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M

Mr. Dubey • 100.69K Points
Coach

Q. Which of the following control fields in TCP header is used to specify whether the sender has no more data to transmit?

  • (A) FIN
  • (B) RST
  • (C) SYN
  • (D) PSH
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