why name Java ?

Java is just a name derived from cup of coffee, at the time of java invention they named it as OAK it’s also a name of a tree and this name is already registered. At that time coffee with name JAVA got popularity with its taste regarding to the popularity they decided to their software as Java so it contains coffee cup as its symbol.

Comments

Post a Comment

Popular posts from this blog

Data Types In Java

Image
Primitive Data Types and Referenced Datatypes Premitive Data Types:  There are  eight primitive data types in Java " boolean"   :- the type whose values are either true or false "char" :-  the character type whose values are 16-bit Unicode characters (only single character ). ex: 'a' The arithmetic types: The integral types: "byte" (-128 .. 127 numeric range values) "short"(-32,768 .. 32,767 numeric range values) "int"(-2,147,483,648 .. 2,147,483,647 numeric range values ) "long"(-9,223,372,036,854,775,808 .. 9,223,372,036,854,775,807 numeric range values ) The floating-point types "float" "double" Referenced Datatypes: Referenced DataType is a varible defined  of a class for example : "String" is a class given in "java.lang" package if we want to represent a string (a group of characters) i.e "abcdef" we need to define a variabl
Read more

Purpose of "class" keyword

Java is an Object Oriented Programming System, every Object is to represent a Real-world Entity i.e (Book, Fan, Person, Product ), Real World Entities having properties for example "Book" is a Real World Entity can contain properties like " Book Title "," Author Name ",  "Publisher Name" ," price " e.t.c, if we want to represent this Real World Entity in java we use a special "keyword" called "class"  every property  represents a type like (integer, String , character, float or it can be any reference types ) BookTitle,, AuthorName, PublisherName    is simple String and the price is of float which accepts decimal values. ex : class Book{ String bookTitle; String authorName; String publisherName, float price; } above example represents a real world entity Book  and having its properties
Read more

What is java?

Java is an Object Oriented  Programming  System, it’s used to develop Internet applications by achieving Platform  In dependence . Java is simple, secure, robust, portable, architectural neutral, object oriented, multi-threaded, high performance, distributed and dynamic  Programming  System that supports us to develop Internet applications development by achieving platform  in dependency . History of JAVA : Refer below link if you are interested.  http://en.wikipedia.org/wiki/Java_(programming_language)
Read more