why using interface interface
?
What is the internal implementation of set in java?
What is structure of java heap? What is perm gen space in heap?
What is a null check?
. Differentiate between instance and local variables.
What is append function?
What is a conditional statement explain with example?
What is a war file?
how many access specifiers are available in java
How to do a true java ping from windows?
What is meant by class loader and how many types are there?
Why are the methods of the math class static?
What is difference between module and function?