What are the changes in java.io in java 8 ?
How do you square a number?
How can we use primitive data types as objects?
These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }
How many bytes are there?
What isan abstract class and when do you use it?
How does arraylist work in java?
Why are the methods of the math class static?
What language is an assembler written in?
Is java se open source?
If I have 1000 objects and my requirement is to sort them quickly, then which collection would you recommend and why?
Why is sizeof not a function?
How do you compare two objects?