Discussion
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- Question
How many bits are used in the address bus?
Options- A. 7
- B. 8
- C. 9
- D. 16
- Correct Answer
- 16
- 1. How many bits are used in the data bus?
Options- A. 7
- B. 8
- C. 9
- D. 16 Discuss
- 2. Which of the following best describes static memory devices?
Options- A. memory devices that are magnetic in nature and do not require constant refreshing
- B. semiconductor memory devices in which stored data is retained as long as power is applied
- C. memory devices that are magnetic in nature and require constant refreshing
- D. semiconductor memory devices in which stored data will not be retained with the power applied unless constantly refreshed Discuss
- 3. A nonvolatile type of memory that can be programmed and erased in sectors, rather than one byte at a time is:
Options- A. flash memory
- B. EPROM
- C. EEPROM
- D. MPROM Discuss
- 4. How many storage locations are available when a memory device has twelve address lines?
Options- A. 144
- B. 512
- C. 2048
- D. 4096 Discuss
- 5. Which of the following RAM timing parameters determine(s) its operating speed?
Options- A. tacc
- B. taa and tacs
- C. t1 and t3
- D. trc and twc Discuss
- 6. A microprocessor unit, a memory unit, and an input/output unit form a:
Options- A. CPU
- B. compiler
- C. microcomputer
- D. ALU Discuss
- 7. A port can be:
Options- A. strictly for input
- B. strictly for output
- C. bidirectional
- D. all the above Discuss
- 8. Which of the following is not a basic element within the microprocessor?
Options- A. microcontroller
- B. arithmetic-logic unit (ALU)
- C. temporary register
- D. accumulator Discuss
- 9. Which of the following is not a computer bus?
Options- A. data bus
- B. timer bus
- C. control bus
- D. address bus Discuss
- 10. Exceptions to the 8085 microprocessor normal operation are called:
Options- A. jump instructions
- B. decoding
- C. interrupts
- D. jump instructions or interrupts Discuss
Computer Hardware and Software problems
Search Results
Correct Answer: 8
Correct Answer: semiconductor memory devices in which stored data is retained as long as power is applied
Correct Answer: flash memory
Correct Answer: 4096
Correct Answer: t1 and t3
Correct Answer: microcomputer
Correct Answer: bidirectional
Correct Answer: microcontroller
Correct Answer: timer bus
Correct Answer: jump instructions or interrupts
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