Why we use multi threading instead of multiprocessing?
Why is a constant variable important?
What does system out println () do?
What is array length in java?
How to solve the problem of generating the unique hash keys with hash function?
What is java lang string?
What is difference between identifier and variable?
What if the main() method is declared as private? What happens when the static modifier is removed from the signature of the main() method?
Which class is the superclass for all the classes?
Sample code to retrieve objects from HashMap in sorted ascending order?
which class to use when concatenating strings in a loop.
What is the use of accept () method in java?
Where are variables stored?