Computers problems
- 1. A mini-program that can be used repeatedly, but is programmed only once is called a(n) ________.
Options- A. string
- B. subroutine
- C. interrupt
- D. processor control Discuss
Correct Answer: subroutine
- 2. During a memory read operation, the CPU fetches ________.
Options- A. a program instruction
- B. an address
- C. data
- D. all of the above Discuss
Correct Answer: all of the above
- 3. An interrupt method that requires the CPU to test each peripheral device in sequence is called ________.
Options- A. vectored I/O
- B. polled I/O
- C. programmed interrupt
- D. interrupt-driven I/O Discuss
Correct Answer: polled I/O
- 4. Instructions that allow direct control of the processor's flags are called ________ instructions.
Options- A. data transfer
- B. arithmetic
- C. bit manipulation
- D. processor control Discuss
Correct Answer: processor control
- 5. The JNZ, JA, and LOOP instructions are all part of which type of instruction?
Options- A. Data transfer
- B. Arithmetic
- C. Bit manipulation
- D. Loops and jumps Discuss
Correct Answer: Loops and jumps
More in Digital Electronics:
Programming
Copyright ©CuriousTab. All rights reserved.