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Digital Computer Electronics
Comments
Question
What advantages do ICs have over discrete-device circuits due to their greater complexity (i.e. more circuitary in less area)
Options
A. Smaller size
B. Higher reliability
C. Lower cost
D. All of the above
E. None of the above
Correct Answer
All of the above
Digital Computer Electronics problems
Search Results
1. The maximum number of TTL loads that a TTL device can drive reliably over the specified temperature range is
Options
A. fanout
B. bipolar
C. chip
D. universal logic circuit
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: fanout
2. Which type of digitizer measures a wave traveling at the speed of sound?
Options
A. Electrostatic
B. Sonic
C. Digitizing sr amer
D. Caparitive
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: Sonic
3. Which of the following may be classified as an automation system?
Options
A. automated warehouses
B. numerically controlled machine tools
C. robotics
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: All of the above
4. What is required to enable the PC to emulate a graphics terminal?
Options
A. Software
B. A laser printer
C. A color monitor
D. A graphics board
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: Software
5. A microprocessor is:
Options
A. controlled by a program
B. an integrated circuit
C. relatively inexpensive
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: All of the above
6. With positive clocking the clock signal must be _____ for the flip-flop to respond.
Options
A. high
B. low
C. set
D. race
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: high
7. The ASCII code is a 7-bit code for
Options
A. letters
B. numbers
C. other symbols
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: All of the above
8. Conversion of binary number 110001
2
to its decimal number is
Options
A. 27
10
B. 49
10
C. 39
10
D. 50
10
E. None of the above
Show Answer
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Discuss
Correct Answer: 49
10
9. If a microcomputer has a 64K memory, what are the hexadecimal notations for the first and last memory location?
Options
A. 0000, EEEE
B. 0, 64
C. 0000, FFFF
D. 0000, 9999
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 0000, FFFF
10. The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.
Options
A. OR
B. AND
C. NAND
D. XOR
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: XOR
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