Question

The current channel status of program status word contains

(a) source and destination address widths

(b) bus load limit

(c) interrupt control and servicing

(d) all of the mentioned

I had been asked this question in examination.

I'd like to ask this question from I/O Processor 8089 in chapter Multimicroprocessor Systems of Microprocessor

Answer 1

Right option is (d) all of the mentioned

To explain I would say: The program status word contains the current channel status, which contains source and destination address widths, channel activity, interrupt control and servicing, bus load limit and priority information.