Hi please answer for all of them A, B , C , D, E

A) What is the name given to a routine that is executed in response to an interrupt? B) What are the advantages of using interrupts to handle data inputs and output? C) What are the requirements of interrupt processing? D) How do you enable other interrupts when the controller is executing an interrupt service routine? E) Why would there be a need to promote one of the maskable interrupts to highest priority among all maskable interrupts? [4