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12th Standard English Medium Computer Applications Reduced Syllabus Public Exam Model Question Paper with Answer key - 2021

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. expand JPEG

    (a)

    joint photo experts gross

    (b)

    joint photographic experts group

    (c)

    joint processor experts group

    (d)

    joint photographic expression group

  2. ___________ can be subdivided into simple attributes without change in the meaning of that attribute

    (a)

    Key Attribute

    (b)

    Simple Attributes

    (c)

    Composite Attributes

    (d)

    Single Valued Attribute

  3. Which of the following is an identical operator?

    (a)

    =

    (b)

    = =

    (c)

    = = =

    (d)

    ! = =

  4. 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 }

  5. What will be the output of the following PHP code ?
    < ?php
    \($\) a = “”;
    if (\($\)a)
    print “all”;
    if
    else
    print “some”;
    ? >

    (a)

    all

    (b)

    some

    (c)

    error

    (d)

    no output

  6. ________ loops execute a block of code a specified number of times.

    (a)

    foreach

    (b)

    for

    (c)

    while

    (d)

    do..while

  7. How PHP files can be accessed?

    (a)

    Through Web Browser

    (b)

    Through HTML files

    (c)

    Through Web Server

    (d)

    All of Above

  8. Which of the following is not an RDBMS?

    (a)

    Oracle

    (b)

    IBM DB2

    (c)

    Microsoft SQLSERVER

    (d)

    None of these

  9. Facebook was created at ____________ year

    (a)

    2002

    (b)

    2004

    (c)

    2013

    (d)

    2010

  10. The _________, “the Net,” is a worldwide system of computer networks

    (a)

    Internet

    (b)

    mobile

    (c)

    communication

    (d)

    protocol

  11. TLD stands for

    (a)

    Top Level Data

    (b)

    Top Logical Domain

    (c)

    Term Level Data

    (d)

    Top Level Domain

  12. The Null modem Cables are the example of the crossover cables.

    (a)

    coaxial

    (b)

    crossover cables.

    (c)

    parallel cables

    (d)

    Serial cable

  13. Which is an example of network simulator?

    (a)

    simulator

    (b)

    TCL

    (c)

    Ns2

    (d)

    C++

  14. ________is a set of protocols that safely guide E-Commerce transactions through the Internet.

    (a)

    E-Commerce security

    (b)

    Tampering

    (c)

    Payment Frauds

    (d)

    Cybersquatting

  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 is Musical Instrument Digital Identifier (MIDI)?

  18. What is if else statement in PHP?

  19. How conditionalstatements perform?

  20. Expand RDBMS.

  21. Define Internet

  22. What is domain?

  23. What is meant by network simulator?

  24. Advantages of unified payments interface?

  25. What is Paperiese trade?

  26. Part III

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

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

  28. How to you insert page numbers in Master pages?

  29. List any 5 privileges available in MySQL for the User.

  30. Differentiate user define and system define Functions.

  31. Write a php program to display the string "Hello World" 5 times using "for loop".

  32. What is Data sharing?

  33. Compare Internet, Intranet and Extranet

  34. When a company is can be called E-business?

  35. Write a short note on EDIFACT structure.

  36. Part IV

    Answer all the questions.

    5 x 5 = 25
    1. Write the steps to place the text in a frame.

    2. Explain Function concepts in PHP.

    1. Explain concepts of for loop with example

    2. Discuss in detail about MySQL functions with example.

    1. What are the attributes of Social networking?

    2. Difference between TCP/IP and OSI Reference Model.

    1. List the basic rules of Domain Name?

    2. Explain the advantages of Credit card.

    1. List out the Benefits of Open Source Software

    2. Explain encryption technology.

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