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MCQs

Total Questions : 457 | Page 34 of 46 pages
Question 331. Conversion of binary number 1000112 to an octal number is
  1.    438
  2.    478
  3.    498
  4.    508
  5.    None of the above
 Discuss Question
Answer: Option A. -> 438
Question 332. What is the hexadecimal equivalent of a binary number 10101111
  1.    AF
  2.    9E
  3.    8C
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option A. -> AF
Question 333. Conversion of an octal number 1258 to its decimal number is
  1.    9010
  2.    8510
  3.    8710
  4.    9910
  5.    None of the above
 Discuss Question
Answer: Option B. -> 8510
Question 334. A shift register can be used for:
  1.    parallel to serial conversion
  2.    serial to parallel conversion
  3.    digital delay line
  4.    all of the above
  5.    None of the above
 Discuss Question
Answer: Option D. -> all of the above
Question 335. What is the main advantage of using MOSFET rather than bipolar transistor circuitary in ICs?
  1.    much greater complexity (more components) than bipolar circuits : better economy
  2.    higher operating speed than bipolar circuits
  3.    fewer power supply connections are required with MOS ICs
  4.    system designers are more familiar with MOS circuitary
  5.    None of the above
 Discuss Question
Answer: Option A. -> much greater complexity (more components) than bipolar circuits : better economy
Question 336. The term sum-of-products in boolean algebra means
  1.    The AND function of several OR functions
  2.    The OR function of several AND functions
  3.    The OR function of several OR functions
  4.    The AND function of several AND functions
  5.    None of the above
 Discuss Question
Answer: Option B. -> The OR function of several AND functions
Question 337. How many outputs signals can a gate have?
  1.    one
  2.    more than one
  3.    two only
  4.    both (a) and (b)
  5.    None of the above
 Discuss Question
Answer: Option A. -> one
Question 338. Resistor Ratio design is used in linear ICs because
  1.    Ratios increase input resistance
  2.    Ratios increase amplifier gain
  3.    Precise resistor values are not possible with IC processes
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> Precise resistor values are not possible with IC processes
Question 339. Conversion of an octal number 1368 to hexadecimal number is
  1.    7E16
  2.    5E16
  3.    5A16
  4.    5D16
  5.    None of the above
 Discuss Question
Answer: Option B. -> 5E16
Question 340. How many full adders are required to construct an m- bit parallel adder?
  1.    m/2
  2.    m-1
  3.    m
  4.    m+1
  5.    None of the above
 Discuss Question
Answer: Option B. -> m-1

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