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Computer Aptitude

BASIC COMPUTER KNOWLEDGE MCQs

Total Questions : 1975 | Page 56 of 198 pages
Question 551.  two devices are in network if
  1.    a process is running on both devices
  2.    a process in one device is able to exchange information with a process in another device
  3.    PIDs of the processes running of different devices are same
  4.    none of these
 Discuss Question
Answer: Option B. -> a process in one device is able to exchange information with a process in another device
Explanation :
Question 552.  the physical layer translates logical communication requests from the ______ into hardware specific operations.
  1.    data link layer
  2.    network layer
  3.    trasnport layer
  4.    application layer
 Discuss Question
Answer: Option A. -> data link layer
Explanation :
Question 553.  a single channel is shared by multiple signals by
  1.    analog modulation
  2.    digital modulation
  3.    multiplexing
  4.    none of these
 Discuss Question
Answer: Option C. -> multiplexing
Explanation :
Question 554.  when collection of various computers seems a single coherent system to its client, then it is called
  1.    computer network
  2.    distributed system
  3.    both (A) and (B)
  4.    none of these
 Discuss Question
Answer: Option B. -> distributed system
Explanation :
Question 555.  the physical layer translates logical communication requests from the ______ into hardware specific operations.
  1.    data link layer
  2.    network layer
  3.    trasnport layer
  4.    application layer
 Discuss Question
Answer: Option A. -> data link layer
Explanation :
Question 556.  two devices are in network if
  1.    a process is running on both devices
  2.    a process in one device is able to exchange information with a process in another device
  3.    PIDs of the processes running of different devices are same
  4.    none of these
 Discuss Question
Answer: Option B. -> a process in one device is able to exchange information with a process in another device
Explanation :
Question 557.  wireless transmission can be done via
  1.    radio waves
  2.    microwaves
  3.    infrared
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Explanation :
Question 558.  two devices are in network if
  1.    a process is running on both devices
  2.    a process in one device is able to exchange information with a process in another device
  3.    PIDs of the processes running of different devices are same
  4.    none of these
 Discuss Question
Answer: Option B. -> a process in one device is able to exchange information with a process in another device
Explanation :
Question 559.  when collection of various computers seems a single coherent system to its client, then it is called
  1.    computer network
  2.    distributed system
  3.    both (A) and (B)
  4.    none of these
 Discuss Question
Answer: Option B. -> distributed system
Explanation :
Question 560.  a single channel is shared by multiple signals by
  1.    analog modulation
  2.    digital modulation
  3.    multiplexing
  4.    none of these
 Discuss Question
Answer: Option C. -> multiplexing
Explanation :

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