What is the difference between java and core java

Question

When looking at job openings on-line  I noticed that some openings required knowledge of  core Java   What is core java and how is different from java

User · Answer

Some companies will put  core java  to differentiate from Java EE  but it s still just your basic Java

User · Answer

Java has mainly three sub categories     Java Standard Edition  JSE  or Core Java Java Enterprise Edition  JEE  Java Mobile Edition  JME    where core java is the first and basic step of all to start or learn java from beginning

User · Answer

Core Java  is Sun s term  used to refer to Java SE  the standard edition and a set of related technologies  like the Java VM  CORBA  et cetera  This is mostly to differentiate from  say  Java ME or Java EE   Also note that they re talking about a set of libraries rather than the programming language  That is  the underlying way you write Java doesn t change  regardless of the libraries you re using

User · Answer

I think when you see the phrase  core Java   they are talking about the basics of the language and maybe some knowledge of Java SE  I don t know why they would bother to put the  core  on there

User · Answer

A simple step to understand what is java and core java    Find a book for Java   Find a book for core java  Compare the content of both books    Actual result  both have almost same content      Result  Java and core java is same    core java is just slang  to emphasize on deep knowledge of basic java  but if I say I know Java it doesn t mean that I don t have deep knowledge of basic java  or if I know everything in java

User · Answer

Core Java  is Sun Microsystem s term  used to refer to Java SE  And there are Java ME and Java EE  J2EE   So this is told in order to differentiate with the Java ME and J2EE  So I feel Core Java is only used to mention J2SE   Happy learning

User · Answer

Core java is a sun term It mentions the USE it means it contains only basics of java and some principles and also contain some packages details

User · Answer

Core Java  is Sun s term  used to refer to Java SE  the standard edition and a set of related technologies  like the Java VM  CORBA  et cetera  This is mostly to differentiate from  say  Java ME or Java EE   Also note that they re talking about a set of libraries rather than the programming language  That is  the underlying way you write Java doesn t change  regardless of the libraries you re using

User · Answer

Java is programming language but Core java is just a part of java  Core java is the basic of java  If you are new to JAVA then you have to start with core java    Java is basically categories in 3 parts    1   J2SE   Core java stands for Java 2 standard edition and is normally for developing desktop applications  forms the core base API   2   J2EE stands for Java 2 enterprise edition for applications which run on servers  for example web sites   Spring  Struts are the java frameworks mainly used for J2EE   3   J2ME stands for Java 2 micro edition for applications which run on resource constrained devices  small scale devices  like cell phones  for example games   To learn J2EE or J2ME  you should know core java

User · Answer

In simple language core java stands for the concepts of Inheritance  Polymorphism Abstraction Encapsulation class objects which comes under core java  Core java stands for J2SE  I hope this can clear you doubts

User · Answer

It s not an official term  I guess it means knowledge of the Java language itself and the most important parts of the standard API  java lang  java io  java utils packages  basically   as opposed to the multitude of specialzed APIs and frameworks  J2EE  JPA  JNDI  JSTL       that are often required for Java jobs

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Core Java is Sun Microsystem s  used to refer to Java SE  And there are Java ME and Java EE  J2EE   So this is told in order to differentiate with the Java ME and J2EE  So I feel Core Java is only used to mention J2SE   Java having 3 category   J2SE Java to Standard Edition  - Core Java  J2EE Java to Enterprises Edition - Advance Java   Framework  J2ME Java to Micro Edition   Thank You

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Core Java  It   s a general term used by Sun Microsystems to describe the standard version of Java  JSE   It   s the most basic version of Java which sets the foundation for all other editions of Java plus a set of related technologies such as CORBA  Java VM  etc  Core Java refers to a collection of libraries rather than just the programming language   Java   Java is hypothetically everywhere  thanks to its readability and simplicity  From mobile applications to websites  game consoles to datacenters  from mobile phones to the Internet  Java is everywhere  Millions of devices throughout the world use Java as a core programming language  Even all native Android apps come built-in with Java and several companies use Java as server-side scripting language for backend development

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According to some developers   Core Java  refers to package API java util    which is mostly used in coding   The term  Core Java  is not defined by Sun  it s just a slang definition   J2ME   J2EE still depend on J2SDK API s for compilation and execution   Nobody would say java util   is separated from J2SDK for usage

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Core Java  is Oracle s definition and refers to subset of Java SE technologies   This actually is not related to Java language itself but rather to set of some  basic  packages  As a result it affects development approaches   Currently Java Core is defined as a following set    Basic technologies CORBA HotSpot VM Java Naming and Directory Interface  JNDI  Application monitoring and management Tools API XML   But as you probably understand even term  basic technologies  is somewhat unclear  -  so this is not so strict definition  Here is official page for this term    Java SE Core Technologies   Here is another picture illustrating Java Core API   technologies inside Java SE platform    J2SE platform at a glance

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There are two categories as follows   Core Java Java EE   Core java is a language basics  For example  Data structures  Semantics  etc  https   malalanayake wordpress com category java data-structures   But if you see the Java EE you can see the Sevlet  JSP  JSF all the web technologies and the patterns  https   malalanayake wordpress com 2014 10 10 jsp-servlet-scope-variables-and-init-parameters

[java] What is the difference between java and core java?

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