What is parsing a string?
What is the difference between a factory and abstract factory pattern?
how exactly garbage collection take place?
What are the two basic ways in which classes that can be run as threads may be defined?
Write a regular expression to validate a password. A password must start with an alphabet and followed by alphanumeric characters; its length must be in between 8 to 20.
Difference between arraylist and vector.
What happens to a static var that is defined within a method of a class?
Default layout of panel and frame?
What is casting ?
what is the use of private constructor in core java?
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What is contractor means and methods?
What is a void method java?
What's the purpose of static methods and static variables?