New ! Computer Applications MCQ Practise Tests

Public Exam Model Question Paper 2019 - 2020

12th Standard

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Computer Applications

Time : 02:45:00 Hrs
Total Marks : 70

    Part I      

    Answer all the questions.

    Choose the most suitable answer from the given four alternatives and write the option code with the corresponding answer.

    15 x 1 = 15
  1. One of the disadvantages of the multimedia is its __________

    (a)

    cost

    (b)

    adaptability

    (c)

    usability

    (d)

    relativity

  2. ____________ is most popular for Web Admimstration.

    (a)

    PHPMYADMI

    (b)

    MySQLWorkbench

    (c)

    HeidiSQL

    (d)

    All of the above

  3. PHP can embed with _______

    (a)

    HTML

    (b)

    CSS

    (c)

    Javascript

    (d)

    All of the above

  4. Indices of arrays can be either strings or numbers and they are denoted as

    (a)

    $my_array {4}

    (b)

    $my_array [4]

    (c)

    $my_array | 4 |

    (d)

    None of them

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

    (a)

    hi

    (b)

    no output

    (c)

    error

    (d)

    how are u

  6. What will be displayed in a browser when the following PHP code is executed:
    < ?php
    for ($i=1;$i<=5; $i++)
    {
    echo "$i";
    }
    ? >

    (a)

    12345

    (b)

    1234

    (c)

    123

    (d)

    None of the above

  7. When you use the \$_GET variable to collect data, the data is visible to..

    (a)

    none

    (b)

    only you

    (c)

    everyone

    (d)

    selected few

  8. _______Function is used to close an existing opened database connection between PHP scripting and MySQL Database Server.

    (a)

    mysqli_close( )

    (b)

    mysqli_connect error( )

    (c)

    rnysqli_query( )

    (d)

    mysqli_connect( )

  9. Wi-Fi is short name for

    (a)

    Wireless Fidelity

    (b)

    Wired fidelity

    (c)

    Wired fiber optic

    (d)

    Wireless fiber optic

  10. A passive RFID system using_________Method.

    (a)

    EM wave Propagation

    (b)

    Direct

    (c)

    Inductive Coupling

    (d)

    Indirect

  11. Maximum characters used in the label of a node?

    (a)

    255

    (b)

    128

    (c)

    63

    (d)

    32

  12. The parallel port will send ____________ at one  time.

    (a)

    10bit

    (b)

    9 bit

    (c)

    7bit

    (d)

    13 bit

  13. Which of the following is a open source network monitoring software?

    (a)

    C++

    (b)

    OPNET

    (c)

    Open NMS

    (d)

    OMNet++

  14. _______Is the illegal practice of registering an Internet.

    (a)

    Tampering

    (b)

    Cybersquatting

    (c)

    Typopiracy

    (d)

    All of the above

  15. Which of the following Is for exchange of EDI based documents through the Internet?

    (a)

    FTP/VPN

    (b)

    SFTP

    (c)

    FTPS

    (d)

    All of the above

  16. Part II

    Answer any 6 questions. Question no. 24 is compulsory

    6 x 2 = 12
  17. What are the advantages of Vector Images?

  18. Write the Syntax of Switch statement.

  19. Write the syntax of If statement.

  20. Expand RDBMS.

  21. What are the common uses of computer network? 

  22. What does the zone contains?

  23. Explain NRCFOSS

  24. Many crypto currencies operate on the basis of the same source code, in which the authors make only a few minor changes in parameters like time, date, distribution of blocks, number of coins, etc. These currencies are called as fork.

  25. Wha ·is Paperle s Payment?

  26. Part III

    Answer any 6 questions. Question no. 33 is compulsory.

    6 x 3 = 18
  27. How Multimedia is used in Entertainment?

  28. How do you rejoin split blocks?

  29. Write few commands used by DBA to control the entire database.

  30. Write the purpose of parameterized Function.

  31. Write a PHP program to display color names "using foreach" loop

  32. What is Data sharing?

  33. Compare Internet, Intranet and Extranet

  34. Write short notes on web1.0, web2.0, web3.0.

  35. Write a short note on EDIFACT structure.

  36. Part IV

    Answer all the questions.

    5 x 5 = 25
    1. Explain In detail about Credit card Number.

    2. Briefly explain SSL.

    1. Write a notes on Hierarchical name space?

    2. Differentiate Proprietary and open source software

    1. Explain concepts of for loop with example

    2. What are the attributes of Social networking?

    1. Write the steps to draw a star using polygon tool?

    2. Discuss about OSI model with its layers

    1. Explain the Multidimensional Array.

    2. Discuss in detail about MySQL functions with example.

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