Master of Computer Application III (Computer Science)
Examination: Oct Nov 2016 Semester III (Old CGPA)
SLR No. Day
Date Time Subject Name Paper No. Seat No.
SLR U
-22
Friday
18/11/2016
02.30 PM
To
05.00 PM
Java Programming
Instructions: Question no. 1 2 are compulsory
Attempt any three questions from Q. No. 3 to Q. No. 7
Figures to the right indicate full marks.
Total Marks: 70
Q.1 Choose the correct alternatives 10
Event class is defined in which of these libraries?
java.io java.lang
java.net java.util
Java source code is compiled into
.Exe .Obj
Byte code .D11
Which of the following package stores all the standard java classes?
lang java
util java.packages
Which of the keyword is used to refer to member of base class from a sub
class?
upper super
this none of the mentioned
Which of these access specifies can be used for an interface?
Public Protected
Private all of the mentioned
Thread priority in Java is
Integer Float
double long
Which of these method waits for the thread to terminate?
sleep() isAlive()
join() stop()
The method executed a simple query and returns a single Result Set
object.
executeUpdate() executeQuery()
execute() noexecute()
Inner classes are
anonymous classes nested classe
sub classes derived classes u
10) Which of these class is not a member class of java.io package?
String StringReader
Writer File
Page 1 of 2
State true or false 04
StringBuffer class is used to create an object whose character sequence is
mutable.
Applets do not require a main() method.
Static keyword does not allow a method to be override in the subclass
Final class defines only abstract methods and final fields.
Q.2 Write a short notes on 08
Character Stream
Applet.
Answer the following: 06
Give the importance of java.
Explain execute() method.
Q.3 Explain predefined exception with an example. 07
Write a program to implement Multithreading. 07
Q.4 Differentiate between abstract classes and interface with suitable example. 07
Create a windows application to insert a new record using stored procedure. 07
Q.5 What is custom exception? Explain with example. 07
Write an applet to accept a number and check the given number is
palindrome or not.
07
Q.6 What are wrapper classes? Explain with its importance. 07
What is constructor overloading? Give one example. 07
Q.7 Explain the term.
Checkbox Label TextField
07
Explain different Treads class methods. 07