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12th Standard Computer Applications English Medium Free Online Test 1 Mark Questions 2020 - Part Five

12th Standard

    Reg.No. :
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Computer Applications

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

    Answer all the questions

    10 x 1 = 10
  1. The __________ command is used to reverse the action of the last command.

    (a)

    Undo

    (b)

    Redo

    (c)

    Delete

    (d)

    Backspace

  2. __________ Command is used to delete a database.

    (a)

    Delete database database_name

    (b)

    Delete database_name

    (c)

    drop database database_name

    (d)

    drop database_name

  3. Which of the following PHP statement/statements will store 41 in variable num?

    (a)

    Both (i) and (ii)

    (b)

    All of the mentioned

    (c)

    Only (iii)

    (d)

    Only (i)

  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. What will be the output of the following PHP code ?
    < ?php
    \($\)x;
    if (\($\)x == 0)
    print “hi” ;
    else
    print “how are u”;
    print “hello”
    ? >

    (a)

    how are uhello

    (b)

    hihello

    (c)

    hi

    (d)

    no output

  6. What will be displayed in a browser when the following PHP code is executed
    < ?php
    for (\($\)counter = 10; \$counter < 10;
    \$counter = \($\)counter + 5){
    echo “Hello”;
    }
    ? >

    (a)

    Hello Hello Hello Hello Hello

    (b)

    Hello Hello Hello

    (c)

    Hello

    (d)

    None of the above

  7. Which is the correct function Closing Connection in PHP ?

    (a)

    mysqli_close(“Connection Object”);

    (b)

    close(“Connection Object”);

    (c)

    mysql_close(“Connection Object”);

    (d)

    mysqli_close(“Database Object”);

  8. In domain name, sequence of labels are separated by

    (a)

    ;

    (b)

    .(dot)

    (c)

    NULL

  9. SME stands for

    (a)

    Small and medium sized enterprises

    (b)

    Simple and medium enterprises

    (c)

    Sound messaging enterprises

    (d)

    Short messaging enterprises

  10. Asymmetric encryption is also called as

    (a)

    Secure Electronic Transaction

    (b)

    Certification Authority

    (c)

    RSA algorithm

    (d)

    Payment Information

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