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Total Questions : 457 | Page 7 of 46 pages
Question 61. A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.
  1.    hexa, sign
  2.    sign, hexa
  3.    positive, negative
  4.    negative, positive
  5.    None of the above
 Discuss Question
Answer: Option C. -> positive, negative
Question 62. Which of the following is not functionally a complete set?
  1.    AND, OR
  2.    NAND
  3.    NOR
  4.    AND, OR, NOT
  5.    None of the above
 Discuss Question
Answer: Option A. -> AND, OR
Question 63. The fan-out capability of a digital building block can be defined as
  1.    the number of inputs that one output can transmit to
  2.    the amount of cooling required for fanning the hear out
  3.    the number of inputs that can transmit to one input
  4.    the maximum power dissipation (heat generation) that the unit can stand.
  5.    None of the above
 Discuss Question
Answer: Option A. -> the number of inputs that one output can transmit to
Question 64. Conversion of an octal number 738 to binary number is
  1.    1101112
  2.    1111002
  3.    1100102
  4.    1110112
  5.    None of the above
 Discuss Question
Answer: Option D. -> 1110112
Question 65. Conversion of binary number 11000012 to hexadecimal is
  1.    5716
  2.    6116
  3.    5116
  4.    4316
  5.    None of the above
 Discuss Question
Answer: Option B. -> 6116
Question 66. The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.
  1.    decimal
  2.    binary
  3.    ASCE
  4.    BCD
  5.    None of the above
 Discuss Question
Answer: Option B. -> binary
Question 67. Which of the following TTL subfamily is the fastest
  1.    standard TTL
  2.    high-speed TTL
  3.    schottky TTL
  4.    low-speed TTL
  5.    None of the above
 Discuss Question
Answer: Option C. -> schottky TTL
Question 68. The leading bit stands for the _____ and the remaining bits for the _____ is known as signed binary numbers.
  1.    sign, remainder
  2.    sign, magnitude
  3.    value, sign
  4.    variable, value
  5.    None of the above
 Discuss Question
Answer: Option B. -> sign, magnitude
Question 69. A multiplexer is also known as
  1.    coder
  2.    decoder
  3.    data selector
  4.    multivibrator
  5.    None of the above
 Discuss Question
Answer: Option C. -> data selector
Question 70. Standard TTL has a multiple emitter input transistor and a _____ output
  1.    totem-pole
  2.    bipolar
  3.    register
  4.    transistor
  5.    None of the above
 Discuss Question
Answer: Option A. -> totem-pole

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