Hello Friends,this particular section is well focused on the Frequently asked Operating System Basic Questions and Answers in various competitive exams.This set of questions are very basic and easily understandable by students.we have kept the questions hardness level to very basic.
1. The ______ register is read by the host to get input.
- flow in
- flow out
- data in
- data out
C. data in
2. The ______ register is written by the host to send output.
- status
- control
- data in
- data out
D. data out
3. The hardware mechanism that allows a device to notify the CPU is called _______.
- polling
- interrupt
- driver
- controlling
B. interrupt