Operating Systems Important Questions and Answers

Operating Systems Important Questions and Answers:

1. Define Operating Systems.


An operating system is a program that manages the computer hardware. It provides a basis for application programs and acts as an intermediary between a user of a computer and the computer hardware.

2. What are the advantages of cooperating processes?


  1. Information sharing
  2. Computation speed-up
  3. Modularity
  4. Convenience

3. What is meant by a system cal?


System calls provide the interface between a running program and the operating system.