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Digital Computer Electronics
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Question
The fan-out capability of a digital building block can be defined as
Options
A. the number of inputs that one output can transmit to
B. the amount of cooling required for fanning the hear out
C. the number of inputs that can transmit to one input
D. the maximum power dissipation (heat generation) that the unit can stand.
E. None of the above
Correct Answer
the number of inputs that one output can transmit to
Digital Computer Electronics problems
Search Results
1. A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as
Options
A. decoder
B. encoder
C. multiplexer
D. demultiplexer
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: demultiplexer
2. Which of the following TTL subfamily is the fastest
Options
A. standard TTL
B. high-speed TTL
C. schottky TTL
D. low-speed TTL
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: schottky TTL
3. What is the hexadecimal equivalent of a binary number 10101111
Options
A. AF
B. 9E
C. 8C
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: AF
4. Conversion of binary number 100011
2
to an octal number is
Options
A. 43
8
B. 47
8
C. 49
8
D. 50
8
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 43
8
5. A shift register can be used for:
Options
A. parallel to serial conversion
B. serial to parallel conversion
C. digital delay line
D. all of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: all of the above
6. Conversion of binary number 1100001
2
to hexadecimal is
Options
A. 57
16
B. 61
16
C. 51
16
D. 43
16
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 61
16
7. How many outputs signals can a gate have?
Options
A. one
B. more than one
C. two only
D. both (a) and (b)
E. None of the above
Show Answer
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Discuss
Correct Answer: one
8. The hexadecimal number system is widely used in analyzing and programming ______
Options
A. registers
B. chips
C. microprocessors
D. vacuum tube
E. None of the above
Show Answer
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Discuss
Correct Answer: microprocessors
9. Conversion of binary number 101110
2
to an octal number is
Options
A. 35
8
B. 46
8
C. 56
8
D. 50
8
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 56
8
10. Which of the following is not functionally a complete set?
Options
A. AND, OR
B. NAND
C. NOR
D. AND, OR, NOT
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: AND, OR
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