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Handling Multiple Devices
Interrupt Priority
Controlling device requests
KEN, DEN
Implementation of interrupt priory by using individual interrupt-request and acknowledge lines
Polled interrupts: Priority decided by the order in which processor polls the component (polls their status registers) vectored interrupts: Priority determined by the order in which processor tells component toput its code on the address lines (order of connection in the chain)
(a) Daisy chain
Daisy chaining of INTA: If device has not requested any service, passes the INTA signal to next device if necessitate service, does not pass the INTA, puts its code on the address lines Polled
Explain Readers-writers problem. Readers-writers problem: Assume that a data object (as a file or record) is to be shared between several concurrent processes. The readers ar
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Consider the following statements about the types of fruit people like. If people like apples, then they do not like oranges. If people do not like apples, then they like orang
OPPORTUNITIES AND THREATS IN COMPUTER FEILD
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Write a function that will prompt the user individually for a filename and extension and will make and return a string with the form 'filename.ext'.
Convert hexadecimal BCH to decimal of form 0100 1000. Converting the hexadecimal BCH to decimal number firstly convert given number into two's compliment that is: 0100100
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