BCA Object Oriented Programming in Java

What is conditional operator? Write a program to find smallest number among three number using command line argument.

What is a constructor? Explain its types with examples.

Explain different types of Access controls used in Java.

What is a multithreaded program? How multithreaded programs can be created in java? Explain with example.

Explain the use of static keyword in Java with proper example.

Define exception handling. Differentiate between the use of throw and throws with proper example.

Write short notes on (Any two):

a. Abstract class

b. Applet life cycle

c. JDBC

What is an interface? What is the use of it? Explain the use of interface to implement multiple inheritance in Java with proper example.

a. What is inheritance? Explain its types.

b. Define character stream. Write a program to copy the content of a file to another file using character streams.

a. Create a GUI form in Java that three numbers input from the user and displays the smallest number in a label when Check button is pressed.

b. Differentiate between AWT and swing. Explain any six swing controls with their uses.