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

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 is a distinct syntactic block?

    (a)

    Subroutines

    (b)

    Function

    (c)

    Definition

    (d)

    Modules

  2. Which of the following contains a set a code that works an many kinds of input and produces a concrete output?

    (a)

    Function

    (b)

    Algorithm

    (c)

    Arguments

    (d)

    Language

  3. The data structure which is a mutable ordered sequence of elements is called

    (a)

    Built in

    (b)

    List

    (c)

    Tuple

    (d)

    Derived data

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

    (a)

    ::

    (b)

    :=

    (c)

    =

    (d)

    ==

  5. Two main measures for the efficiency of an algorithm are

    (a)

    Processor and memory

    (b)

    Complexity and capacity

    (c)

    Time and space

    (d)

    Data and space

  6. Which of the following shortcut is used to create new Python Program ?

    (a)

    Ctrl + C

    (b)

    Ctrl + F

    (c)

    Ctrl + B

    (d)

    Ctrl + N

  7. What plays a vital role in Python programming?

    (a)

    Statements

    (b)

    Control

    (c)

    Structure

    (d)

    Indentation

  8. Find the odd man out

    (a)

    Statement

    (b)

    Operator

    (c)

    Identifier

    (d)

    Keyword

  9. Which of the following keyword is used to begin the function block?

    (a)

    define

    (b)

    for

    (c)

    finally

    (d)

    def

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

    (a)

    function

    (b)

    tuples

    (c)

    dictionaries

    (d)

    control structures

  11. Which of the following operator is used for concatenation?

    (a)

    +

    (b)

    &

    (c)

    *

    (d)

    =

  12. _____ is a substring of a mainstring.

    (a)

    stride

    (b)

    slice

    (c)

    concat

    (d)

    append

  13. Which of the following function is used to count the number of elements in a list?

    (a)

    count()

    (b)

    find()

    (c)

    len()

    (d)

    index()

  14. Which of the following is an ordered collection of values?

    (a)

    Set

    (b)

    Tuples

    (c)

    List

    (d)

    Dictionary

  15. Choose the correct pair from the following.

    (a)

    | - union

    (b)

    - - intersection

    (c)

    ^ - Symmetric difference

    (d)

    & - Difference

  16. Class members are accessed through which operator?

    (a)

    &

    (b)

    .

    (c)

    #

    (d)

    %

  17. Functions of the class are called as

    (a)

    Methods

    (b)

    Members

    (c)

    Variables

    (d)

    Loog

  18. Which database model represents parent-child relationship?

    (a)

    Relational

    (b)

    Network

    (c)

    Hierarchical

    (d)

    Object

  19. Which of the following a data contain?

    (a)

    Character

    (b)

    text

    (c)

    Word

    (d)

    Number

    (e)

    All of these

  20. The command to delete a table is

    (a)

    DROP

    (b)

    DELETE

    (c)

    DELETE ALL

    (d)

    ALTER TABLE

  21. SQL stands for

    (a)

    Standard Query Language

    (b)

    Secondary Query Language

    (c)

    Structural Query Language

    (d)

    Standard Question Language

  22. Which of the following module is provided by Python to do several operations on the CSV files?

    (a)

    py

    (b)

    xls

    (c)

    csv

    (d)

    os

  23. Which of the following is a human readable text file where each line has fields?

    (a)

    CSV file

    (b)

    CSV module

    (c)

    CSV sheet

    (d)

    CSV text

  24. The expansion of API is

    (a)

    Application Programming Interpreter

    (b)

    Application Programming Interface

    (c)

    Application Performing Interface

    (d)

    Application Programming Interlink

  25. In which language datatype or not required while declare variable?

    (a)

    C++

    (b)

    C

    (c)

    Java

    (d)

    Python

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