Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 3rd Sem (Third Semester) Regulation-R13 2018 January 813AQ Java Programming Previous Question Paper
R13
Code No: 813AQ
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA III Semester Examinations, January - 2018
JAVA PROGRAMMING
Time: 3 Hours
Max. Marks: 60
Note: This question paper contains two parts A and B.
Part A is compulsory which carries 20 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries
8 marks and may have a, b, c as sub questions.
PART - A
5 ? 4 Marks = 20
1.a) How and Where this reference is used in java programming?
[4]
b) What are the different ways of using super keyword?
[4]
c) Explain about string tokenizer.
[4]
d) Differentiate between checked and unchecked exceptions.
[4]
e) Explain different types of layout managers.
[4]
PART - B
5 ? 8 Marks = 40
2.a)
How does Java implement platform independence?
b)
Explain about method binding.
[4+4]
OR
3.a)
Discuss about static methods with examples.
b)
Explain different types of parameter passing mechanism available in java.
[4+4]
4.a)
What is the difference among final, finally and finalize?
b)
Explain about abstract classes.
[4+4]
OR
5.
What are packages? In how many ways packages can be created? Explain the steps to
create packages?
[8]
6.
Explain about File management using File class.
[8]
OR
7.
Explain client server interaction with datagrams.
[8]
8.
What is meant by exceptions? Whether Java is having automatic exception handling
mechanism?
[8]
OR
9.
Differentiate between multi threading and multitasking.
[8]
10.a) State and explain with a sample Java program various layout managers?
b) Discuss how to pass parameters to Applets.
[4+4]
OR
11.
Explain about various Event Listener interfaces with their syntax.
[8]
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This post was last modified on 17 March 2023