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MCQs

Total Questions : 885 | Page 15 of 89 pages
Question 141. A modem is connected to
  1.    a telephone line
  2.    a keyboard
  3.    a printer
  4.    a monitor
  5.    a scanner
 Discuss Question
Answer: Option A. -> a telephone line
Answer: (a)
Question 142. When a computer is first turned on or restarted, a special type of absolute. Loader called _ is executed
  1.    Compile and Go loader
  2.    Bootstrap loader
  3.    Boot loader
  4.    Relating loader
  5.    none of the above
 Discuss Question
Answer: Option B. -> Bootstrap loader
Answer: (b)
Question 143. An example of an analog communication method is
  1.    laser beam
  2.    microwave
  3.    voice grade telephone line
  4.    none of the above
  5.    all of the above
 Discuss Question
Answer: Option E. -> all of the above
Answer: (e)
Question 144. __ is used in operating system to separate mechanism from policy
  1.    Two level implementation
  2.    Single level implementation
  3.    Multi level implementation
  4.    All of the above
  5.    none of the above
 Discuss Question
Answer: Option A. -> Two level implementation
Answer: (a)
Question 145. The connection between your computer at home and your local ISP is called __________.
  1.    the last mile
  2.    the home stretch
  3.    the home page
  4.    the backbone
  5.    the vital mile
 Discuss Question
Answer: Option C. -> the home page
Answer: (c)
Question 146. The x.25 standard specifies a
  1.    technique for start-stop data
  2.    technique for dial access
  3.    data bit rate
  4.    DTE/DCE interface
  5.    none of above
 Discuss Question
Answer: Option D. -> DTE/DCE interface
Answer: (d)
Question 147. The receive equalizer reduces delay distortions using a
  1.    gearshift
  2.    descrambler
  3.    tapped delay lines
  4.    difference engine
  5.    none of the above
 Discuss Question
Answer: Option C. -> tapped delay lines
Answer: (c)
Question 148. Computers that control processes accept data in a continuous __________.
  1.    data traffic pattern
  2.    data highway
  3.    infinite loop
  4.    feedback loop
  5.    slot
 Discuss Question
Answer: Option C. -> infinite loop
Answer: (c)
Question 149. Which of the following communications lines is best suited to interactive processing applications?
  1.    narrow band channel
  2.    simplex lines
  3.    mixed band channels
  4.    full duplex lines
  5.    none of the above
 Discuss Question
Answer: Option D. -> full duplex lines
Answer: (d)
Question 150. Multiplexing involves_ path and _ channel.
  1.    one, one
  2.    multiple, one
  3.    one, multiple
  4.    multiple, multiple
  5.    None of these
 Discuss Question
Answer: Option C. -> one, multiple
Answer: (c)

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