Discussion
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- Question
Conversion of binary number 1100002 to hexadecimal is
Options- A. 3016
- B. 4016
- C. 4316
- D. 2716
- E. None of the above
- Correct Answer
- 3016
- 1. Cyclic codes are used in
Options- A. data transfer
- B. continuously varying signal representation
- C. arithmetic and logical computation
- D. All of the above
- E. None of the above Discuss
- 2. A multiplexer is also known as
Options- A. coder
- B. decoder
- C. data selector
- D. multivibrator
- E. None of the above Discuss
- 3. The logic 1 in positive logic system is represented by:
Options- A. zero voltage
- B. lower voltage level
- C. higher voltage level
- D. negative voltage
- E. None of the above Discuss
- 4. A combinational logic circuit which generates particular binary word or number is
Options- A. decoder
- B. multiplexer
- C. encoder
- D. demultiplexer
- E. None of the above Discuss
- 5. The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.
Options- A. decimal
- B. binary
- C. ASCE
- D. BCD
- E. None of the above Discuss
- 6. The number of two-input NAND gates required to produce the two-input OR function is
Options- A. 1
- B. 2
- C. 3
- D. 4
- E. None of the above Discuss
- 7. What does 4k represent?
Options- A. 4000
- B. 4096
- C. 40
- D. 400
- E. None of the above Discuss
- 8. The two basic technologies for digital ICs are bipolar and MOS. Bipolar technology is preferred for_____ and _____ whereas MOS technology is better suited to LSI.
Options- A. SSI, MSI
- B. MSI, LSI
- C. SSI, LSI
- D. ECL, DTL
- E. None of the above Discuss
- 9. What is the main advantage of using MOSFET rather than bipolar transistor circuitary in ICs?
Options- A. much greater complexity (more components) than bipolar circuits : better economy
- B. higher operating speed than bipolar circuits
- C. fewer power supply connections are required with MOS ICs
- D. system designers are more familiar with MOS circuitary Discuss
- 10. Conversion of decimal number 4210 to it's octal number equivalent is
Options- A. 578
- B. 428
- C. 478
- D. 528
- E. None of the above Discuss
Digital Computer Electronics problems
Search Results
Correct Answer: continuously varying signal representation
Correct Answer: data selector
Correct Answer: higher voltage level
Correct Answer: multiplexer
Correct Answer: binary
Correct Answer: 3
Correct Answer: 4096
Correct Answer: SSI, MSI
Correct Answer: much greater complexity (more components) than bipolar circuits : better economy
Correct Answer: 528
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