UGC-NET | UGC NET CS 2017 Jan – II | Question 38

Match the following w.r.t. Input/Output management

(A)

(1)

(B)

(2)

(C)

(3)

(D)

(4)

Answer: (A)

Explanation:

1. Device controller performs data transfer.
2. Device driver process I/O request.
3. Interrupt handler Extracts information from the controller register and store it in data buffer
4. Kernel I/O subsystem performs I/O scheduling./li> 

So, option (A) is correct.

Quiz of this Question
Please comment below if you find anything wrong in the above post