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- Question
Computers use thousands of flip-flops. To coordinate the overall action, a common signal called the _____ is sent to each flip-flop.
Options- A. latch
- B. clock
- C. master
- D. slave
- E. None of the above
- Correct Answer
- clock
- 1. Conversion of an octal number 1428 to binary number is
Options- A. 11000102
- B. 1101102
- C. 11000112
- D. 11011012
- E. None of the above Discuss
- 2. Which gates is known as universal gate?
Options- A. NOT gate
- B. AND gate
- C. NAND gate
- D. XOR gate
- E. None of the above Discuss
- 3. Conversion of decimal number 9310 to hexadecimal number is
Options- A. 2D16
- B. 5D16
- C. 6216
- D. 3116
- E. None of the above Discuss
- 4. The _____ gate has two or more input signals. All inputs must be high to get a high output
Options- A. OR
- B. NAND
- C. AND
- D. NOR
- E. None of the above Discuss
- 5. BCD numbers are useful whenever _____ information is transferred into or out of a digital system.
Options- A. decimal
- B. binary
- C. ASCII
- D. hexadecimal
- E. None of the above Discuss
- 6. What is the 2's-complement representation of -24 in a 16-bit microcomputer?
Options- A. 0000 0000 0001 1000
- B. 1111 1111 1110 0111
- C. 1111 1111 1110 1000
- D. 0001 0001 1111 0011
- E. None of the above Discuss
- 7. Express 8192 in K units.
Options- A. 8 x 103 K
- B. 8.192 k
- C. 8K
- D. All of the above
- E. None of the above Discuss
- 8. Conversion of hexadecimal number 1D7F16 to a decimal number is
Options- A. 755110
- B. 877110
- C. 555710
- D. 778110
- E. None of the above Discuss
- 9. Multiplication of 478 by 528 is
Options- A. (3144)8
- B. (4147)8
- C. (3146)8
- D. (3184)8
- E. None of the above Discuss
- 10. Which of the following is a universal gate?
Options- A. AND
- B. OR
- C. EX-OR
- D. NAND
- E. None of the above Discuss
Digital Computer Electronics problems
Search Results
Correct Answer: 11000102
Correct Answer: NAND gate
Correct Answer: 5D16
Correct Answer: AND
Correct Answer: decimal
Correct Answer: 1111 1111 1110 1000
Correct Answer: 8K
Correct Answer: 755110
Correct Answer: (3146)8
Correct Answer: NAND
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