Discussion
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- Question
How many address lines would be required for a 2K × 4 memory chip?
Options- A. 8
- B. 10
- C. 11
- D. 12
- Correct Answer
- 11
- 1. Why is the Gray code more practical to use when coding the position of a rotating shaft?
Options- A. All digits change between counts.
- B. Two digits change between counts.
- C. Only one digit changes between counts. Discuss
- 2. Any number with an exponent of zero is equal to:
Options- A. zero
- B. one
- C. that number
- D. ten Discuss
- 3. Dependency notation is no longer used.
Options- A. True
- B. False Discuss
- 4. How many inputs are on the logic gates of a 74HC21 IC?
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 5. Polling is the process of pausing the normal sequence of instructions to cause the processor to execute a separate set of I/O instructions instead.
Options- A. True
- B. False Discuss
- 6. How many unique symbols are used in the decimal number system?
Options- A. One
- B. Nine
- C. Ten
- D. Unlimited Discuss
- 7. Adding in binary, a decimal 26 + 27 will produce a sum of:
Options- A. 111010
- B. 110110
- C. 110101
- D. 101011 Discuss
- 8. The difference of 111 ? 001 equals ________.
Options- A. 100
- B. 111
- C. 001
- D. 110 Discuss
- 9. FC48 ? AB91 = ________.
Options- A. 5B77
- B. 5267
- C. 50B7
- D. 5077 Discuss
- 10. Which of the following instructions will move the contents of register 3 to the accumulator?
Options- A. MOV 3R, A
- B. MOV R3, A
- C. MOV A, R3
- D. MOV A, 3R Discuss
More questions
Correct Answer: Only one digit changes between counts.
Correct Answer: one
Correct Answer: False
Correct Answer: 4
Correct Answer: False
Correct Answer: Ten
Correct Answer: 110101
Correct Answer: 110
Correct Answer: 50B7
Correct Answer: MOV A, R3
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