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Digital Electronics
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Digital Arithmetic Operations and Circuits
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Question
Larger number capacities may be obtained from 2-bit adders by paralleling them.
Options
A. True
B. False
Correct Answer
True
More questions
1. What is the resultant binary of the decimal problem 49 + 01 =?
Options
A. 01010101
B. 00110101
C. 00110010
D. 00110001
Show Answer
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Discuss
Correct Answer: 00110010
2. Data transfer from I/O to external data memory can only be done with the MOVX command.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
3. What is the decimal value of 2
3
?
Options
A. 2
B. 4
C. 6
D. 8
Show Answer
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Discuss
Correct Answer: 8
Explanation:
2
3
= 2*2*2=8
4. Which type of ROM can be erased by UV light?
Options
A. ROM
B. mask ROM
C. EPROM
D. EEPROM
Show Answer
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Correct Answer: EPROM
5. How many bits are in an ASCII character?
Options
A. 16
B. 8
C. 7
D. 4
Show Answer
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Correct Answer: 7
6. A pulse has a period of 15 ms. Its frequency is ________.
Options
A. 6.66 Hz
B. 66.66 Hz
C. 666.66 Hz
D. 15 Hz
Show Answer
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Correct Answer: 66.66 Hz
7. The Power PC can effectively execute up to ten instructions per clock cycle.
Options
A. True
B. False
Show Answer
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Correct Answer: False
8. A byte has 8 bits.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
9. A popular waveform generator is the Johnson shift counter.
Options
A. True
B. False
Show Answer
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Correct Answer: True
10. An ADC is an analog-to-digital converter.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
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