In a cascaded mode, the number of vectored interrupts provided by 8259A is
A. 4
B. 8
C. 16
D. 64
Answer:D
In a cascaded mode, the number of vectored interrupts provided by 8259A is
A. 4 B. 8 C. 16 D. 64
Explanation: A single 8259A provides 8 vectored interrupts. In cascade mode, 64 vectored interrupts can be provided.