What is the use of arraylist class in java?
Why are global variables used?
Difference between Array and vector?
What is length in java?
Can we write a class without main method in java?
How many times finalize method will be invoked? Who invokes finalize() method in java?
Explain the use of sublass in a java program?
What is an array in java?
What is the purpose of the system class in java programming?
What are adapter classes?
Can we increase array size dynamically in java?
What is the format of Inner Class after it compiled?
Can we initialize the final blank variable?