B.Sc paper-IV OPERATING SYSTEM QUESTION BANK

OPERATING SYSTEM

QUESTION BANK

UNIT-I

1.      What is an Operating System

 2.      Explain the following

a.       Multi Programming System 

b.      Time Sharing System            

c.       Distributed Systems             

d.       Real time Systems               

3.     What is an interrupt .Explain how interrupts are handled?

4.   Explain in detail about storage structure Hierarchy and caching

5.     Explain I/O structure (this includes DMA)      Or     What is DMA

6.   Explain inn detail computer system architecture?­­­­­­­­

       a)single processor system

        b)multi processor systems 

        c)clustered system

7.   what is dual mode operation?

8.  write about timer?

9.   what are the responsibilities of operating system in connection with

         a) process management

         b)memory management

         c)storage management

        d)protection and security

10.   write about caching?

11.   Write briefly about I/O systems?

12.   Write short notes on Special purpose systems?(Real time Embedded systems, Multi media systems,

         Handheld systems).

13.   Write short notes on computer environment

         a)Traditional computing

          b)Client-Server computing

         c)Peer-to-Peer computing

         d)Web-based computing

14.   Compare Traditional computing and Client-Server computing?

15.   What are the various operating system services?

16.    Explain briefly operating system interfaces?

          a)Command interpreter

          b)Graphical user interface

   17.   What is a system call. Explain briefly how system calls are handled?

   18.   What are the various types of system calls ? Explain briefly.

    19.   Write short notes on system programs?

    20.   Explain briefly operating system design and implementation?

    21.   What are the various types of operating structures ? Explain briefly.

              a)Simple Structure

              b)Layered Approach

              c)Micro Kernels

              d)Modules

    22.   Explain about vitual machines?

    23.   Write short notes on

              a)VMware

              b)Java Vitual Machine

      24.   What is System Boot?

          

25. What is a process, process state and process control block (PCB).
      26. What are various scheduler .Explain briefly.(Long-Term , Short-Term, Medium-Term)
      27. What is a 'context switch'?
      28.  Explain briefly about the operations on processes.
                a) Process Creation
                b) Process Termination.
   29.  Explain in detail Inter Process Communication.
            a)Shared Memory
            b)Message Passing
  30.  Explain IPC System with example?
31.  Explain communications in Client-Server systems.
              a) Sockets
              b)Remote procedure calls
              c)Remote method invocation.