Given below are three statements related to

interrupt handling mechanism

A. Interrupt handler routine is not stored at a fixed address in the memory.

B. CPU hardware has a dedicated wire called the

interrupt request line used for handling
interrupts
C. Interrupt vector contains the memory

addresses for speciaized interrupt handlers. In the context of above statements, choose the correct answer from the options given below:

1. AA is TRUE only
2. BBoth B and C are TRUE only
3. CBoth A and B are TRUE only
4. DBoth A, C are TRUE only

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: B. Both B and C are TRUE only

Explanation

CPUs have an interrupt-request line (B) and an interrupt vector of handler addresses (C). Following the official key, A is not accepted.