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12th Standard Computer Applications PHP Function and Array English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021

12th Standard

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Computer Applications

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions

    10 x 1 = 10
  1. Which one of the following is the right way of defining a function in PHP?

    (a)

    function { function body }

    (b)

    data type functionName(parameters) { function body }

    (c)

    functionName(parameters) { function body }

    (d)

    function fumctionName(parameters) { function body }

  2. PHP’s numerically indexed array begin with position ___________

    (a)

    1

    (b)

    2

    (c)

    0

    (d)

    -1

  3. What will be the output of the following PHP code?
    < ?php
    \($\)a=array(“A”,”Cat”,”Dog”,”A”,”Dog”);
    \($\)b=array(“A”,”A”,”Cat”,”A”,”Tiger”);
    \($\)c=array_combine(\($\)a,\($\)b);
    print_r(array_count_values(\($\)c));
    ? >

    (a)

    Array ( [A] = > 5 [Cat] = > 2 [Dog] = > 2 [Tiger] = > 1 )

    (b)

    Array ( [A] = > 2 [Cat] = > 2 [Dog] = > 1 [Tiger] = > 1 )

    (c)

    Array ( [A] = > 6 [Cat] = > 1 [Dog] = > 2 [Tiger] = > 1 )

    (d)

    None of these

  4. For finding nonempty elements in array we use

    (a)

    is_array ( ) function

    (b)

    sizeof ( ) function

    (c)

    array_count ( ) function

    (d)

    array_count ( ) function

  5. PHP arrays are also called as

    (a)

    Vector arrays

    (b)

    Perl arrays

    (c)

    Hashes

    (d)

    All of them

  6. What functions count elements in an array?

    (a)

    count

    (b)

    Sizeof

    (c)

    Array_Coun

    (d)

    Count_array

     

  7. A Function is a type of___________.

    (a)

    sub routine

    (b)

    procedure

    (c)

    Either a or b

    (d)

    None of these

  8. _________ is a concept that stores more than one value of same data type in single array variable.

    (a)

    Arrays

    (b)

    Segments

    (c)

    Functions

    (d)

    All of these

  9. __________ arrays are a key-value pair data structure.

    (a)

    Associative

    (b)

    Indexed

    (c)

    Multi-dimensional

    (d)

    All of these

  10. A _________ array is an array containing one or more arrays.

    (a)

    Associative

    (b)

    Indexed

    (c)

    Multi-dimensional

    (d)

    All of these

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TN 12th Standard Computer Applications free Online practice tests

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