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Download JNTUH MCA 3rd Sem R17 2021 February 843AE Java Programming Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 3rd Sem (Third Semester) Regulation-R17 2021 February 843AE Java Programming Previous Question Paper

This post was last modified on 17 March 2023

JNTUH MCA 3rd Sem Last 10 Years 2023-2013 Question Papers R20-R09 || Jawaharlal nehru technological university


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R17

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Code No: 843AE

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA III Semester Examinations, February - 2021

JAVA PROGRAMMING

Time: 2 hours Max.Marks:75

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Answer any five questions

All questions carry equal marks

  1. Compare and contrast object oriented programming & structured programming. [15]
  2. a) What is the significance of “this” keyword in object oriented programming?
    b) Differentiate between message and method. [7+8]
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  4. a) What is the difference between an interface and an API? Explain.
    b) Explain about the method overriding with an example. [7+8]
  5. Write a program which uses the class defined in another package which takes a matrix and returns determinant of it. [15]
  6. What are checked and unchecked exceptions? Explain with example. [15]
  7. Explain how synchronization is achieved among threads to access a shared resource. [15]
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  9. What is an applet? What are the methods that are called by AWT when an applet is initialized and terminated? Explain. [15]
  10. Explain J Combo Box and J Tabbed Pane classes. [15]

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