Term II Model Question Paper

12th Standard EM

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Computer Science

Time : 02:30:00 Hrs
Total Marks : 70
    15 x 1 = 15
  1. The small sections of code that are used to perform a particular task is called

    (a)

    Subroutines

    (b)

    Files

    (c)

    Pseudo code

    (d)

    Modules

  2. A sequence of immutable objects is called

    (a)

    Built in

    (b)

    List

    (c)

    Tuple

    (d)

    Derived data

  3. Which of the following is used in programming languages to map the variable and object?

    (a)

    ::

    (b)

    :=

    (c)

    =

    (d)

    ==

  4. The Θ notation in asymptotic evaluation represents

    (a)

    Base case

    (b)

    Average case

    (c)

    Worst case

    (d)

    NULL case

  5. Which of the following is not a Keyword in Python ?

    (a)

    break

    (b)

    while

    (c)

    continue

    (d)

    operators

  6. Which is the most comfortable loop?

    (a)

    do..while

    (b)

    while

    (c)

    for

    (d)

    if..elif

  7. Which of the following keyword is used to define the function testpython(): ?

    (a)

    define

    (b)

    pass

    (c)

    def

    (d)

    while

  8. Which of the following formatting character is used to print exponential notation in upper case?

    (a)

    %e

    (b)

    %E

    (c)

    %g

    (d)

    %n

  9. Functions defined inside a class:

    (a)

    Functions

    (b)

    Module

    (c)

    Methods

    (d)

    section

  10. Which database model represents parent-child relationship?

    (a)

    Relational

    (b)

    Network

    (c)

    Hierarchical

    (d)

    Object

  11. Which of the following mode is used when dealing with non-text files like image or exe files?

    (a)

    Text mode

    (b)

    Binary mode

    (c)

    xls mode

    (d)

    csv mode

  12. Which of the following can be used for processing text, numbers, images, and scientific data?

    (a)

    HTML

    (b)

    C

    (c)

    C++

    (d)

    PYTHON

  13. Which of the following is a control structure used to traverse and fetch the records of the database?

    (a)

    Pointer

    (b)

    Key

    (c)

    Cursor

    (d)

    Insertion point

  14. Which of the following clause avoide the duplicate?

    (a)

    Distinct

    (b)

    Remove

    (c)

    Where

    (d)

    GroupBy

  15. Which key is used to run the module?

    (a)

    F6

    (b)

    F4

    (c)

    F3

    (d)

    F5

  16. 6 x 2 = 12
  17. What is a subroutine?

  18. What will be the output of the following python code?
    str1 = “School”
    print(str1*3)

  19. What is data consistency?

  20. What is the use of modules?

  21. What is the advantage of declaring a column as “INTEGER PRIMARY KEY”

  22. How will you install Matplotlib?

  23. 6 x 3 = 18
  24. Differentiate pure and impure function.
     

  25. Why access control is required?

  26. Explain Ternary operator with examples.

  27. Write a Python program to display the given pattern
    C O M P U T E R
    C O M P U T E
    C O M P U T
    C O M P U
    C O M P
    C O M
    C O
    C

  28. What are class members? How do you define it?

  29. Differentiate PYTHON and C++

  30. 5 x 5 = 25
  31. Explain with example Pure and impure functions.

  32. Write any Five Characteristics of Modules

  33. Explain about string operators in python with suitable example.

  34. What is nested tuple? Explain with an example.

  35. Explain in detail the types of pyplots using Matplotlib.

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