What is meant by vector class, dictionary class, hash table class, and property class?
Is null or empty java?
How do you allocate memory to object?
What is formatted output in java?
What is meant by string is immutable?
What is the main purpose of serialization in java?
In Java, what types of classes perform inheritance?
Why Set interface contains unique elements, what internally implemented for this so that it contains unique elements?
what is the difference b/w design pattern and architecture
Can string be considered as a keyword?
Can we sort a map in java?
solve this is my problem byte a=40,byte b=50 both add value is 90 this is with in range of byte... byte range is -128to 127.... why this pgm gives error like type mismatch.... package javapgms; public class byte1 { public static void main(String args[]) { byte a=40,b=50; byte c=a+b; System.out.println(c); } } note : dont use int k... a,b,c are in byte range... mind it..
Give the difference between the println method and sqrt method?