mcq

1. In interrupt-driven I/O, in which direction are interrupts issued?

From I/O Module to processor

From processor to I/O Module

From processor to peripheral device

From peripheral device to processor

2. The program counter (PC) holds:

The instruction

The address of the instruction

The number of instructions in a program

The execution time

3. An interrupt cycle occurs:

Directly after fetch cycle

At any time

Directly after execution cycle

At the beginning of each program