| Signals sent from hardware or software to the CPU to temporarily suspend the current operation and handle a specific event or condition. |
A technique used by hardware devices to check the status of a peripheral device by sending repeated requests at regular intervals. |
| A programming construct that continuously checks for a specific condition or event until it becomes true. |
A memory address pointer pointing to the location of the interrupt service routine that needs to be executed when an interrupt occurs. |
| The time delay between the occurrence of an interrupt and the execution of the corresponding interrupt service routine by the CPU. |
A signal sent by a hardware device to request attention from the CPU by causing an interrupt to be processed. |
| A situation where the execution of multiple threads or processes in a multitasking system is not synchronized properly, leading to unpredictable outcomes. |
Interrupts that provide additional information to the CPU about the source, priority, and location of the interrupt service routine to be executed. |