Model Paper 3

11th Standard

    Reg.No. :

Computer Science

Time : 01:00:00 Hrs
Total Marks : 80

    Part A

    Answer all the following questions

    5 x 1 = 5
  1. Expand POST


    Post on self Test


    Power on Software Test


    Power on Self Test


    Power on Self Text

  2. Pictures on a monitor are formed with pictures elements called ______






    High Definition



  3. File Management manages_______






    Directory systems


    All the Above

  4. Which of the following stored by FAT?


    File name


    Access mode


    File type


    All of these

  5. Which notation is similar to programming languages?


    Pseudo code







  6. Part B

    Answer all the following questions

    9 x 2 = 18
  7. What is a computer?

  8. What does reboot mean?

  9. What are the advantages of memory management in Operating System?

  10. What do you mean by Time Sharing OS?

  11. How do we refine a statement?

  12. What is a Flow-chart?

  13. What is the output of the following code?
    for (int i=2; i < =10 ; i + =2)
    cout << i;

  14. What is the syntax to declare two – dimensional array.

  15. Differentiate classes and objects.

  16. Part C

    Answer all the following questions

    9 x 3 = 27
  17. What is an input device? Give two examples.

  18. What is Machine language?

  19. Explain and list out examples of mobile operating system.

  20. Why do we need OS?

  21. Draw a flowchart for -3case analysis using alternative statements.

  22. Draw a flowchart that depicts iterative control flow.

  23. Write a C++ program to print multiplication table of a given number.

  24. For the following structure definition write the user defined function to
    accept data through keyboard.
    struct date{ int dd,mm,yy};
    struct item { int item id;char name[10];float price;date date_manif;}

  25. List some of the features of modular programming

  26. Part D

    Answer all the following questions

    6 x 5 = 30
  27. Explain the basic components of a computer with a neat diagram.

  28. What the Sixth generation computers could be defined as the era of intelligent computers?

  29. Explain the concept of a Distributed Operating System.

  30. Circulate the contents: Write the specification and construct an algorithm to circulate the contents of the variables A, B and C as shown below: The arrows indicate that B gets the value of A, C gets the value of B and A gets the value of C.

  31. Write an algorithm to test whether a triangle is right-angled are not.

  32. What entry control loop? Explain any one of the entry control loop with suitable example.


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