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    Programming Using Java Aug Sep2023

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    Sharukh Ahmed

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    © All Rights Reserved
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    Programming Using Java Aug Sep2023

    Uploaded by

    Sharukh Ahmed
    1 views2 pages

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    1 views2 pages

    Programming Using Java Aug Sep2023

    Uploaded by

    Sharukh Ahmed

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 2

    NP - 318

    riflilll tilil ililIil ilfi rilriril


    tz
    Il Semester B.C.A. Examination, AugusUSeptember 2A23
    (NEP Scheme)
    COMPUTER SCIENCE
    Paper - 2.2: Object Oriented Programming Using Java

    Time '.21/z Haurs Max. Marks : 60

    lnstruction : Answer any four questions from each Part.

    PART _ A
    '"d9
    l. Answer any four questions, each question carries 2 marks.

    1) Define polymorphism.

    2) What are the Java Tokens ?


    3) How to create objects ?

    4) What is swing in Java ?


    5) Define threads.

    6) What is package ?

    PART _ B

    ll. Answer any four questions, each question carries five marks. (4x5=20)

    7) Expiain features Jf -iuur.

    8) What is constructor ? Explain constructor overloading with an example.


    9) What is inheritance ? Discuss various types of inheritance.

    10) Explain layout manager in Java.


    1 1) What is exception handling ? Explain types of exceptions.
    12) WAP to find the sum of digits of a given number using objects and class.

    P.T.O.
    NP - 318 rilfliltilillilililiffitfirtfl

    PART - C

    lll. Answer any four questions, each question carries 8 marks. (4x8=32)
    13) a) Discnss the access specifiers with example. 3
    b) Explain different types of looping statements. 5
    14) a) Explain process of applet execution. 5
    b) What are the features of Swing ? 2
    g

    15) a) Explain life cycle of thread" 5


    b) What is array ? Explain one dimension array. 3
    16) What is interface ? Explain different kinds of interface. 8
    17\ a) Explain the life cycle of applet. 4
    b) Differentiate method overloading and method overriding. 4
    18) a) Write a program to implement arithmetic operations using
    inheritance. 5
    b) What are the advantages and disadvantages of java beans ? 3

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