Interrupt Service Routines (ISR) are the )ortions of the program code that handle the interrupt requests. When an Interrupt is triggere i (either a hardware or software interrupt), the processor breaks away from the current task. moves the (72) to the ISR, and then continues operation. When the ISR has comr Leted, the processor retums execution to the previous location.
A. memory
B. function
C. instruction pointer D variable
Any computer, be it a large PC or a small embedded computer, is useless if it has no means
A. I/O communications for an embedded computer frequently happen over a bus called the (71).
B. I/O bus
C. Memory Bus
Device bus
E. Intemal Bus