The device that receives or transmits data upon the execution of input or output instructions by the microprocessor is
A. control word register
B. read/write control logic
C. 3-state bidirectional buffer
D. none of the mentioned
Answer:C
The device that receives or transmits data upon the execution of input or output instructions by the microprocessor is
A. control word register B. read/write control logic C. 3-state bidirectional buffer D. none of the mentioned
Explanation: 3-state bidirectional buffer is used to receives or transmits data upon the execution of input or output instructions by the microprocessor.