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12th Standard Computer Science English Medium Free Online Test 1 Mark Questions 2020 - Part Eight

12th Standard

    Reg.No. :
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Computer Science

Time : 00:25:00 Hrs
Total Marks : 25

    Answer all the questions

    25 x 1 = 25
  1. Which of the following carries out the instructions defined in the interface?

    (a)

    Operating System

    (b)

    Compiler

    (c)

    Implementation

    (d)

    Interpreter

  2. Explicitly_________the types can help with debugging.

    (a)

    defining

    (b)

    annotating

    (c)

    informing

    (d)

    computing

  3. The data type whose representation is unknown are called

    (a)

    Built in datatype

    (b)

    Derived datatype

    (c)

    Concrete datatype

    (d)

    Abstract datatype

  4. Which of the following replicate how we think about the world?

    (a)

    Queue ADT

    (b)

    Data Hiding

    (c)

    Data Abstraction

    (d)

    Stack ADT

  5. The process of subdividing a computer program into separate sub-programs is called

    (a)

    Procedural Programming

    (b)

    Modular programming

    (c)

    Event Driven Programming

    (d)

    Object oriented Programming

  6. How many types of variable scope are there?

    (a)

    2

    (b)

    4

    (c)

    3

    (d)

    6

  7. The scope of a_______ is that part of the code where it is visible

    (a)

    Keyword

    (b)

    Variable

    (c)

    Function

    (d)

    Operator

  8. Which of the following is not a stable sorting algorithm?

    (a)

    Insertion sort

    (b)

    Quick sort

    (c)

    Merge sort

    (d)

    Selection sort

  9. How many components required to find the space required by an algorithm?

    (a)

    4

    (b)

    3

    (c)

    6

    (d)

    2

  10. Which of the following is not a token ?

    (a)

    Interpreter

    (b)

    Identifiers

    (c)

    Keyword

    (d)

    Operators

  11. In Python _____ is a simple assignment operator.

    (a)

    =

    (b)

    !=

    (c)

    ==

    (d)

    #

  12. Which is the most comfortable loop?

    (a)

    do..while

    (b)

    while

    (c)

    for

    (d)

    if..elif

  13. The following statements is an example of
    Print ("ONE")
    Print ("Four")

    (a)

    iterative

    (b)

    branching

    (c)

    sequential

    (d)

    looping

  14. Which statement in python used to transfer the center from one part of the program to another unconditionally?

    (a)

    Jump

    (b)

    loop

    (c)

    alternative

    (d)

    iterative

  15. In Python, for loop uses the ____ function in the sequence to specify the initial final and increment values.

    (a)

    Input ()

    (b)

    print ()

    (c)

    range ()

    (d)

    sequence ()

  16. While defining a function which of the following symbol is used.

    (a)

    ; (semicolon)

    (b)

    . (dot)

    (c)

    : (colon)

    (d)

    $ (dollar)

  17. Which of the following provides better modularity for your python application

    (a)

    function

    (b)

    tuples

    (c)

    dictionaries

    (d)

    control structures

  18. What will be the output if the return has no argument?

    (a)

    No

    (b)

    Return

    (c)

    None

    (d)

    End

  19. Which of the following is the slicing operator?

    (a)

    { }

    (b)

    [ ]

    (c)

    < >

    (d)

    ( )

  20. Which of the following Python function can be used to add more than one element within an existing list?

    (a)

    append()

    (b)

    append_more()

    (c)

    extend()

    (d)

    more()

  21. In Python, a class is defined by using the _______ class.

    (a)

    Operator

    (b)

    Identifier

    (c)

    Object

    (d)

    Keyword

  22. Avariable prefixed with __________ become private in nature.

    (a)

    double underscore

    (b)

    double colon

    (c)

    double dot

    (d)

    double hyphen

  23. Which of the following provided an interface to perform various operations to create a database, storing and updating data?

    (a)

    SQL

    (b)

    DBA

    (c)

    DBMS

    (d)

    Algebra

  24. Which of the following DBMS components that manage databases to take backups, report generation?

    (a)

    Square

    (b)

    Hardware

    (c)

    Data

    (d)

    Procedures

  25. Which of the following is not a SQL DDL commands?

    (a)

    Alter

    (b)

    Drop

    (c)

    Grant

    (d)

    Truncate

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