Explanation: The parallel mode of data transfer is costly as it involves data being sent over parallel lines. 6. In a 32 bit processor, the A0 bit of the address line is connected to _____ of the parallel port interface.
A. Valid bit
B. Idle bit
C. Interrupt enable bit
D. Status or data register
Answer:A
Explanation: The parallel mode of data transfer is costly as it involves data being sent over parallel lines. 6. In a 32 bit processor, the A0 bit of the address line is connected to _____ of the parallel port interface.
A. Valid bit B. Idle bit C. Interrupt enable bit D. Status or data register
Explanation: None.