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Question
Arithmetic operation are coded in
Options
A. Decision symbols
B. Input/Outpur(I/0)
C. Processing symbols
D. Terminal symbols
E. None of the above
Correct Answer
Processing symbols
Digital Computer Electronics problems
Search Results
1. Which of the following Boolean algebra rules is wrong?
Options
A. 0 + A = A
B. 1 + A = 1
C. A + A = A
D. 1 . x = 1
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 1 . x = 1
2. With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____
Options
A. set, reset
B. race, no change
C. high, low
D. set, race
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: high, low
3. Conversion of 1011011
2
to it's decimal equivalent is
Options
A. 81
10
B. 91
10
C. 100
10
D. 200
10
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 91
10
4. In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.
Options
A. AND
B. OR
C. NAND
D. NOR
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: OR
5. FETs are used in linear ICs to:
Options
A. increase input resistance
B. provide large resistances
C. increase device complexity
D. (a) and (b) above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: (a) and (b) above
6. The master slave JK flip-flop is effectively a combination of
Options
A. an SR flip-flop and a T flip-flop
B. an SR flip-flop and a D flip-flop
C. a T flip-flop and a D flip-flop
D. two T flip-flops
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: an SR flip-flop and a T flip-flop
7. Binary means _____
Options
A. Three
B. Four
C. Ten
D. Two
E. None of the above
Show Answer
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Discuss
Correct Answer: Two
8. Conversion of decimal number 89
10
it's binary number equivalent is
Options
A. 1011011
2
B. 1100111
2
C. 1011001
2
D. 10011
2
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 1011001
2
9. _____ is the fastest logic family; it's used in high-speed applications.
Options
A. DTL
B. TTL
C. ECL
D. MOS
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: ECL
10. An AND gate has 7 inputs, what is the only input word that produces a 1 output?
Options
A. 0000000
B. 0001111
C. 1110000
D. 1111111
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 1111111
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