1.

The data-in register of I/O port is ____________(a) Read by host to get input(b) Read by controller to get input(c) Written by host to send output(d) Written by host to start a commandThe question was posed to me in homework.Origin of the question is I/O Subsystem in division Mass-Storage Structures of Operating System

Answer»

Correct ANSWER is (a) READ by HOST to GET input

Explanation: None.



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