Download GTU BE/B.Tech 2018 Winter 5th Sem Old 150704 Object Oriented Programming With Java Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 5th Sem Old 150704 Object Oriented Programming With Java Previous Question Paper

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Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?V (OLD) EXAMINATION ? WINTER 2018
Subject Code:150704 Date: 11/12/2018

Subject Name: Object Oriented Programming With Java

Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Q.1 (a) Discuss JVM, JRE, Javadoc. Why java is platform independent
language? Mention advantages of Java Programming Language.
07
(b) Explain Keyword Final, Finally and Finalize with suitable example. 07

Q.2 (a) Discuss features and advantages of Abstract. Write one example. 07
(b) What is collection in Java? What are different collection classes available
in java.
07
OR
(b) Write a java program to calculate total and average to five values. Pass
input values as constructor parameter.
07

Q.3 (a) Discuss i) Applet and Application (ii) Interface
ii) String class and StringBuffer class

07
(b) Write a java program to input two values as command line parameter
and print summation of both values. Discuss Wrapper class functionality
here.
07
OR
Q.3 (a) Draw and explain lifecycle of Applet. 07
(b) Discuss Thread life cycle. Explain wait, notify, notifyall, synchronized
methods of thread with example.
07

Q.4 (a) Write short note on package. Also discuss steps to create and
implement user defined package.
07
(b) What is Exception? How it is handled in Java? List out inbuilt java
exception classes. How user can create his own exception class?
07
OR
Q.4 (a) What is inheritance in java? Explain different types of inheritance with
proper examples.
07
(b) How we can read input values using Scanner class? Demonstrate with
one java example.
07

Q.5 (a) Explain user of static and super keyword. What is method overriding in
java?
07
(b) Write a Java program to read students data and write it to student.txt file
using Java file handling.
07
OR
Q.5 (a) Explain Event Handling in java and describe how mouse event and key
press events are handled?
07
(b) Explain different layouts in Java Applets with suitable example. 07
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