What is the purpose of a parameter?
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what are the diffrences between interface and abstract class?
What is the difference between throw and throws in java?
What is jvm? How its run?
Why string is not thread safe?
Java is pass by value or pass by reference? Explain
import java.io.*; class Demo { public static void main(String args[]) { File f=new File("1234.msg"); String arr[]=f.list(); System.out.println(arr.length); } }
Why lambda expression is used in java?
What is the basic of java?
What are autoboxing and unboxing? When does it occur?
What is integer valueof?
Does java trim remove newline?
What is boolean false?