Computer Sciences Practice MCQ Page 21

Multiple Choice questions for Computer Sciences in the sets of 10 each on one page with questions and answers. All sets are usefull in the preparation of subject tests for employment or admission.
Question: 291   Which not true for primary storage?
  1. Information must be transferred to primary storage
  2. it is relatively move expensive
  3. it allows very fast access to data
  4. it is a part of the CPU
  5. All of the above are true.
Question: 293   Track per drum on magnetic drum storage unit may be as low as
  1. 12
  2. 40
  3. 64
  4. 100
  5. 144
Question: 294   Track per drum on magnetic drum storage may be as high as
  1. 144
  2. 220
  3. 512
  4. 800
  5. 6144
Question: 295   Packing destiny on magnetic drum is of the order of
  1. 20 bits/cm
  2. 100bits/cm
  3. 400bits/cm
  4. 1000bits/cm
  5. 500 bits/cm
Question: 296   The' cupping ' in connection with mag tapes means
  1. transverse curvature of tape due to liquid contacting is surface
  2. dents due to dust particles
  3. distortion due to excessive tension
  4. cup shape deformation after excessive use
  5. excessive stretching due to jam up
Question: 297   The most common input device used today is
  1. Motherboard
  2. Track ball
  3. Scanner
  4. Mouse
  5. Keyboard
Question: 298   In OSI network architecture, the dialogue control and token management are responsibilities of
  1. session layer
  2. network layer
  3. transport layer
  4. data link layer
  5. non of the above
Question: 299   In OSI network architecture, the routing is performed by
  1. network layer
  2. data link layer
  3. transport layer
  4. session layer
  5. non of the above
Question: 300   Which of the following performs modulation and demodulation?
  1. fiber optic
  2. satellite
  3. coaxiai cable
  4. modem
  5. non of the above
Question: 301   The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as ;
  1. modulation
  2. demodulation
  3. synchronizing
  4. digitising
Question: 302   How many OSI layers are covered in the X.25 standard?
  1. two
  2. three
  3. seven
  4. six
  5. non of the above
Question: 303   Layer one of the OSI model is
  1. physical layer
  2. link layer
  3. transport layer
  4. network layer
  5. non of the above

Answers to the questions of Computer Sciences on this page

Following list gives the correct choice for the answer of the Computer Sciences mcqs.
291 . E       293 . E       294 . E       295 . C       296 . A       297 . E       298 . A       299 . A       300 . D       301 . D       302 . B       303 . A      

MCQ for Practicing Subject Tests

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