Multiple choice

Which of the following operating modes in 8259A performs a non-specific End Of Interrupt (EOI) operation at the trailing edge of the last INTA pulse automatically?

  1. Fully nested

  2. Automatic EOI

  3. Special Mask

  4. Edge and Level Triggered

  5. Poll Command

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This operating mode in 8259A performs a non-specific End Of Interrupt (EOI) operation at the trailing edge of the last INTA (Interrupt Acknowledge) pulse automatically.