Beginner
Operating Systems
Q29 / 100
What is an interrupt?
Correct! Well done.
Incorrect.
The correct answer is B) A hardware or software signal causing the CPU to stop current execution and handle the event via an interrupt service routine
B
Correct Answer
A hardware or software signal causing the CPU to stop current execution and handle the event via an interrupt service routine
Explanation
Interrupts allow I/O devices to notify the CPU asynchronously. The CPU saves context, jumps to the ISR, handles the event, and resumes. Enables efficient I/O without busy-waiting.
Progress
29/100