Discussion
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- Question
Conversion of hexadecimal number 1D7F16 to a decimal number is
Options- A. 755110
- B. 877110
- C. 555710
- D. 778110
- E. None of the above
- Correct Answer
- 755110
- 1. 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
- 2. 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
- 3. 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 Discuss
- 4. 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
- 5. 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
- 6. 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
- 7. Which of the following is a universal gate?
Options- A. AND
- B. OR
- C. EX-OR
- D. NAND
- E. None of the above Discuss
- 8. Binary-Coded-decimal (BCD) numbers express each digit as a _____
Options- A. byte
- B. nibble
- C. bit
- D. All of the above
- E. None of the above Discuss
- 9. The functional capacity for LSI devices is
Options- A. 1 to 11 gates
- B. 12 to 99 gates
- C. 100 to 10,000 gates
- D. more than 10,000 gates
- E. None of the above Discuss
- 10. How many bytes are there in 1011 1001 0110 1110 numbers?
Options- A. 1
- B. 2
- C. 4
- D. 8
- E. None of the above Discuss
Digital Computer Electronics problems
Search Results
Correct Answer: 8K
Correct Answer: 1111 1111 1110 1000
Correct Answer: clock
Correct Answer: 11000102
Correct Answer: NAND gate
Correct Answer: (3146)8
Correct Answer: NAND
Correct Answer: nibble
Correct Answer: 100 to 10,000 gates
Correct Answer: 2
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