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 command

Occurrence: 0, System Administrator 2026

The data-in register of I/O port is ____________ | Read by host to get input | CSS, PMS, PPSC, FPSC, KPPSC, SPSC, ISSB and NTS Past Papers | Pakistan's Largest Online Past Papers Database

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