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MCQs

Total Questions : 457 | Page 16 of 46 pages
Question 151. An XOR gate recognizes only words with an _____ number of 1's.
  1.    even
  2.    odd
  3.    different
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option B. -> odd
Question 152. What is the ASCII code for T?
  1.    1010100
  2.    1011010
  3.    1011100
  4.    1011111
  5.    None of the above
 Discuss Question
Answer: Option A. -> 1010100
Question 153. What is the 2's-complement representation of -24 in a 16-bit microcomputer?
  1.    0000 0000 0001 1000
  2.    1111 1111 1110 0111
  3.    1111 1111 1110 1000
  4.    0001 0001 1111 0011
  5.    None of the above
 Discuss Question
Answer: Option C. -> 1111 1111 1110 1000
Question 154. The functional capacity for LSI devices is
  1.    1 to 11 gates
  2.    12 to 99 gates
  3.    100 to 10,000 gates
  4.    more than 10,000 gates
  5.    None of the above
 Discuss Question
Answer: Option C. -> 100 to 10,000 gates
Question 155. Which gates is known as universal gate?
  1.    NOT gate
  2.    AND gate
  3.    NAND gate
  4.    XOR gate
  5.    None of the above
 Discuss Question
Answer: Option C. -> NAND gate
Question 156. Express 8192 in K units.
  1.    8 x 103 K
  2.    8.192 k
  3.    8K
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> 8K
Question 157. _____is an abbreviation for binary digit.
  1.    0 and 1
  2.    bingit
  3.    base
  4.    bit
  5.    None of the above
 Discuss Question
Answer: Option D. -> bit
Question 158. Conversion of hexadecimal number 1D7F16 to a decimal number is
  1.    755110
  2.    877110
  3.    555710
  4.    778110
  5.    None of the above
 Discuss Question
Answer: Option A. -> 755110
Question 159. An inventor is a gate with only _____ input; the output is always in the opposite state from the input
  1.    one
  2.    two
  3.    more than one
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option A. -> one
Question 160. Parallel adders are
  1.    combinational logic circuits
  2.    sequential logic circuits
  3.    both of the above
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option A. -> combinational logic circuits

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