An I/O port typically consists of four registers status, control, ________ and ________ registers.
A. system in, system out
B. data in, data out
C. flow in, flow out
D. input, output
Answer:B
An I/O port typically consists of four registers status, control, ________ and ________ registers.
A. system in, system out B. data in, data out C. flow in, flow out D. input, output