In the output interface of the parallel port, along with the valid signal ______ is also sent.
A. Data
B. Idle signal
C. Interrupt
D. Acknowledge signal
Answer:A
In the output interface of the parallel port, along with the valid signal ______ is also sent.
A. Data B. Idle signal C. Interrupt D. Acknowledge signal
Explanation: The idle signal is used to check if the device is idle and ready to receive data.