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Digital Computer Electronics
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Question
The 7400 series, also called standard TTL, contains a variety of SSI and _____ chips that allow us to build all kinds of digital circuits and systems.
Options
A. LSI
B. MSI
C. MOS
D. MOSFET
E. None of the above
Correct Answer
MSI
Digital Computer Electronics problems
Search Results
1. Which of the following is the first integrated logic family?
Options
A. RTL
B. DTL
C. TTL
D. MOS
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: RTL
2. 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
3. Conversion of binary number 1100011
2
to an octal number is
Options
A. 140
8
B. 143
8
C. 147
8
D. 149
8
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 143
8
4. Which of the following is not true?
Options
A. 0X0 = 0
B. 0 x 1 = 1
C. 1 x 0 = 0
D. 1 x 1 = 1
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 0 x 1 = 1
5. The highest decimal number that can be represented with 10 binary digits is
Options
A. 1023
B. 1024
C. 512
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 1023
6. A demultiplexer is also known as
Options
A. data selector
B. data distributor
C. multiplexer
D. encoder
E. None of the above
Show Answer
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Discuss
Correct Answer: data distributor
7. 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
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Discuss
Correct Answer: (a) and (b) above
8. 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
9. 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
10. 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
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