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11th Standard Computer Applications Introduction to JavaScript English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021

11th Standard

    Reg.No. :
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Computer Applications

Time : 00:20:00 Hrs
Total Marks : 20
    20 x 1 = 20
  1. Expand CGI

    (a)

    Common Gateway Interface

    (b)

    Complex Gateway Information

    (c)

    Common Gateway Information

    (d)

    Complex Gateway Interface

  2. In the below snippet, value ofx is var x = 250 + 2 - 200;

    (a)

    50

    (b)

    52

    (c)

    48

    (d)

    42

  3. Which of the following language provides many advantages over traditional CGI server-side scripts?

    (a)

    JavaScript

    (b)

    C++

    (c)

    Java

    (d)

    Python

  4. The version of JavaScript introduced by Netscape and Sun Inc is?

    (a)

    2.0

    (b)

    1.0

    (c)

    3.0

    (d)

    1.2

  5. The < script > tag recommended to kept with in the tags?

    (a)

    < sub >

    (b)

    < head >

    (c)

    < body >

    (d)

    < sup >

  6. Which of the following statement is true?
    (i) Java script not used to create interactive webpages
    (ii) Java script can be placed only in < Head >-tags
    (iii) The syntax of Java script segment in HTML or DHTML
     

    (a)

    Only (i)

    (b)

    both (i) and (iii)

    (c)

    Only (iii)

    (d)

    only (iii) and (ii)

  7. Javascript can be written using

    (a)

    Blue J

    (b)

    JDK

    (c)

    Text Editor

    (d)

    Eclipse

  8. How many elements together comprises Tokens?

    (a)

    4

    (b)

    3

    (c)

    6

    (d)

    5

  9. Which of the following treated as single line comment statement in Javascript?

    (a)

    //

    (b)

    \\

    (c)

    /*

    (d)

    /**/

  10. Which of the following is a memory location where value can be stored in Javascript

    (a)

    Operators

    (b)

    Data type

    (c)

    Keywords

    (d)

    Variable

  11. Which of the following is not a basic data type in Javascript?

    (a)

    literal

    (b)

    string

    (c)

    numbers

    (d)

    booleans

  12. How many types of scope variables in Javascript?

    (a)

    2

    (b)

    3

    (c)

    4

    (d)

    many

  13. Which of the following are often used to initialize variables?

    (a)

    identifiers

    (b)

    literals

    (c)

    tags

    (d)

    operators

  14. How many types of operators used in Javascript?

    (a)

    4

    (b)

    3

    (c)

    2

    (d)

    many

  15. How many types of expressions in Javascript?

    (a)

    2

    (b)

    3

    (c)

    4

    (d)

    6

  16. Which of the following is not an expressions in Javascript?

    (a)

    Arithmetic

    (b)

    Relational

    (c)

    text

    (d)

    logical

  17. Which of the following is not an arithmetic operator?

    (a)

    +

    (b)

    =

    (c)

    %

    (d)

    -

  18. Relational operators are also called as

    (a)

    Arithmetic operators

    (b)

    Comparison operators

    (c)

    Logical operators

    (d)

    Assignment operators

  19. Which of the following operator is not a relational operator?

    (a)

    =

    (b)

    ==

    (c)

    >

    (d)

    >=

  20. Which of the following operators invert boolean values?

    (a)

    Relational

    (b)

    Arithmetic

    (c)

    Assignment

    (d)

    logical

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