Question: Interrupt priorities: An interrupt system uses two priorities (high/low). A high priority interrupt cannot be interrupted, but a low priority can be interrupted only by

Interrupt priorities: An interrupt system uses two priorities (high/low). A high priority interrupt cannot be interrupted, but a low priority can be interrupted only by a high priority.

a. Describe how to prioritize the interrupts from three devices: a keyboard, a hard disk drive, and a serial UART.

b. Would investing in a higher performance processor with more priority levels improve system response time?

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