Computer Hardware and Software problems
- 1. When referring to instruction words, a mnemonic is:
Options- A. a short abbreviation for the operand address
- B. a short abbreviation for the operation to be performed
- C. a short abbreviation for the data word stored at the operand address
- D. shorthand for machine language Discuss
Correct Answer: a short abbreviation for the operation to be performed
- 2. Which bus is bidirectional?
Options- A. data bus
- B. control bus
- C. address bus
- D. multiplexed bus Discuss
Correct Answer: data bus
- 3. The software used to drive microprocessor-based systems is called:
Options- A. assembly language programs
- B. firmware
- C. BASIC interpreter instructions
- D. flowchart instructions Discuss
Correct Answer: assembly language programs
- 4. A coprocessor is a microprocessor designed with a limited instruction set optimized to perform arithmetic operations very quickly.
Options- A. True
- B. False Discuss
Correct Answer: False
- 5. The language understood by the microprocessor is called assembly language.
Options- A. True
- B. False Discuss
Correct Answer: False
- 6. Machine language is independent of the type of microprocessor in a computer system.
Options- A. True
- B. False Discuss
Correct Answer: True
- 7. A mnemonic is an English-like instruction that is converted by an assembler into a machine code for use by a processor.
Options- A. True
- B. False Discuss
Correct Answer: True
- 8. A machine cycle is the time it takes a microprocessor to fetch and execute a complete instruction.
Options- A. True
- B. False Discuss
Correct Answer: False
- 9. An address bus is also called a unidirectional bus.
Options- A. True
- B. False Discuss
Correct Answer: True
- 10. A compiler is a translation program that converts high-level instructions into a set of binary instructions (machine code) for execution.
Options- A. True
- B. False Discuss
Correct Answer: True
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