Which of the following data transfer modes between CPU and I/O devices has the…
2022
Which of the following data transfer modes between CPU and I/O devices has the data transfer initiated by the instruction of a computer program executed by the CPU?
Answer: A. Programmed I/O mode
- A.
Programmed I/O mode
- B.
Interrupt initiated I/O mode
- C.
Direct Memory Access (DMA) mode
- D.
Direct Register Access (DRA) mode
Attempted by 655 students.
Show answer & explanation
Correct answer: A
Loading lesson…