System & Application Software

Learning objective is to answer follow questions?

  1. What is system software? How is it different from application software?
  2. Describe the major functions of an operating system.
  3. What are the functions of the three types of system software?
  4. What is a JCL? What functions does it perform for an application program?
  5. For what kind of job would you use a utility program?
  6. Briefly describe the two types of operating systems.
  7. Why is an interrupt-handling capacity necessary for an interactive operating system?
  8. What are the disadvantages of the batch-serial approach to computer job execution?
  9. How does multitasking overcome the disadvantages of the batch-serial approach to computer job execution?
  10. Explain the concept of job rotation in a multitasking system.
  11. What is paging?
  12. What are the advantages of virtual storage?
  13. How are time-sharing, interactive computing, and multitasking related?
  14. Give an example of a multiprocessing system

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