How to know the host from which Applet is originated?
What is the symbol for space?
Which are different kinds of source code?
Is null a string?
Difference between local and global transaction ?
After compilation of java program we'll get .class code. If it's generated in OS Windows XP will it work on OS Linux? If yes why? If no why?
Does substring start with 0?
What is the difference between abstract class and interface1? What is an interface?
How many bits are used to represent unicode, ascii, utf-16, and utf-8 characters?
Why const and goto are reserved keyword in java?
What is an enumeration?
Does java support function overloading, pointers, structures, unions or linked lists?
what is the difference between future and callable interface in java?