If the data is transmitted only in one direction over a single communication channel, then it is of
A. simplex mode
B. duplex mode
C. semi duplex mode
D. half duplex mode
Answer:A
If the data is transmitted only in one direction over a single communication channel, then it is of
A. simplex mode B. duplex mode C. semi duplex mode D. half duplex mode
Explanation: In simplex mode, the data transmission is unidirectional. For example, a CPU may transmit data for a CRT display unit in this mode.