How is a structure different from array ?
Give some features of interface?
How to display arraylist values in java?
Can you access the private method from outside the class?
Explain public static void main(string args[]) in java.
Name few java.lang classes introduced with java 8 ?
define the terminology association.
Does hashset allow duplicates in java?
Can a set contain duplicates?
What is a package in java? List down various advantages of packages.
what is an anonymous class?
who can we create the object of a class? in how many ways we can create it (max 5)
Why you should not use singleton?