Can Java code be compiled to machine dependent executable file?

Why classes in java are immutable?

What is the difference between static and non static variables?

What is a pointer?

What are the supported platforms by Java Programming Languages

How many types of inheritances does Java support

What is the difference between constructor and method

What is the difference between static and non static variables

What are pass by reference and pass by value?

What are class, constructor and primitive data types?

What is an interface?