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MCQs

Total Questions : 228 | Page 18 of 23 pages
Question 171. Which function positive logic is equivalent to OR function in negative logic?
  1.    NOT
  2.    NOR
  3.    None of these
  4.    AND
  5.    OR
 Discuss Question
Answer: Option D. -> AND
Question 172. FETs are used in linear ICs to:
  1.    increase input resistance
  2.    provide large resistances
  3.    increase device complexity
  4.    (a) and (b) above
  5.    None of these
 Discuss Question
Answer: Option D. -> (a) and (b) above
Question 173. Conversion of binary number 1011012 to its decimal number is
  1.    4510
  2.    None of these
  3.    4310
  4.    4010
  5.    4710
 Discuss Question
Answer: Option A. -> 4510
Question 174. A flip-flop is a _____ element that stores a binary digit as a low or high voltage.
  1.    memory
  2.    None of these
  3.    chip
  4.    I/O
  5.    bus
 Discuss Question
Answer: Option A. -> memory
Question 175. Which of the following is the first integrated logic family?
  1.    TTL
  2.    None of these
  3.    RTL
  4.    MOS
  5.    DTL
 Discuss Question
Answer: Option C. -> RTL
Question 176. Conversion of decimal number 8910 it's binary number equivalent is
  1.    10110112
  2.    11001112
  3.    None of these
  4.    100112
  5.    10110012
 Discuss Question
Answer: Option E. -> 10110012
Question 177. Arithmetic operation are coded in
  1.    Decision symbols
  2.    Terminal symbols
  3.    Processing symbols
  4.    None of these
  5.    Input/Outpur(I/0)
 Discuss Question
Answer: Option C. -> Processing symbols
Question 178. Which of the following electronic component is not found in ordinary ICs?
  1.    resistors
  2.    inductors
  3.    transistors
  4.    None of these
  5.    diodes
 Discuss Question
Answer: Option B. -> inductors
Question 179. When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is
  1.    D flip-flop
  2.    None of these
  3.    JK flip-flop
  4.    Master slave JK flip-flop
  5.    T flip-flop
 Discuss Question
Answer: Option A. -> D flip-flop
Question 180. An AND gate has 7 inputs. How many input word are in its truth table?
  1.    64
  2.    128
  3.    16
  4.    None of these
  5.    32
 Discuss Question
Answer: Option B. -> 128

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