While troubleshooting a computer hardware problem, you find that the processor is not being informed when a device has data ready to be read or written. What is the likely problem?
A) ALU
B) hyper-threading
C) IRQs
D) CPU core

Question

Quizplus · Accepted Answer

The likely problem is with IRQs (Interrupt Requests). IRQs are signals sent to the CPU to alert it that a device needs its attention, allowing the processor to manage data transfer efficiently. If the processor is not being informed when a device has data ready, it suggests an issue with the interrupt request system.

While Troubleshooting a Computer Hardware Problem, You Find That the Processor