Quick Answer: What Are The J2ee Technologies?

What are the Web technologies in Java?

Java Web Application TechnologiesServlet API.

The javax.


JavaServer Pages (JSP) technology is used by developers to create web content rapidly, which is platform and server independent.


Java Database Connectivity (JDBC) contains methods and queries for accessing the database.

Java Persistence API.

JavaServer Faces Technology..

What are the two types of Java?

Types of Java programsJava Applet – small program written in Java and that is downloaded from a website and executed within a web browser on a client computer.Application – executes on a client computer. … JAR file (Java archive) – used to package Java files together into a single file (almost exactly like a .More items…

How many types of Java is there?

four platformsThere are four platforms of the Java programming language: Java Platform, Standard Edition (Java SE) Java Platform, Enterprise Edition (Java EE) Java Platform, Micro Edition (Java ME)

What are the different types of Web technologies?

Web technologies are the markup languages and multimedia packages computers use to communicate.Browsers. Browsers request information and then they show us in the way we can understand. … HTML & CSS. … Web Development Frameworks. … Programming Languages. … Protocols. … API. … Data formats. … Client (or Client-side)More items…•

Which of the following are j2ee modules?

Types of J2EE modules are as follows:Web Application Archive (WAR): A web application is a collection of servlets, HTML pages, classes, and other resources that can be bundled and deployed to several J2EE application servers. … EJB JAR File: The EJB JAR file is the standard format for assembling enterprise beans.More items…

What are the technologies used in Java?

Java Web Application TechnologiesApplets. Applets were Java’s first web technology. … Servlets. Servlets were Java’s first server side web technology. … JSP. JSP is short for Java Server Pages. … Model 2 Architecture. JSP do make it easier to weave a little code into your HTML. … Component Based Architecture. … JSF. … JavaFX. … Adobe Flex.

What are the 3 types of j2ee modules?

The four types of J2EE modules are as follows:EJB modules, which contain class files for enterprise beans and an EJB deployment descriptor. … Web modules, which contain servlet class files, JSP files, supporting class files, GIF and HTML files, and a web application deployment descriptor.More items…

Why Java is a technology?

Java is a high-level, general-purpose, object-oriented and portable programming language. There are many technologies which uses it for its successful implementation. For example, mobile computing technology, like Android, uses Java as a base language to program / develop all its features .

Where is Java used?

One of the most widely used programming languages, Java is used as the server-side language for most back-end development projects, including those involving big data and Android development. Java is also commonly used for desktop computing, other mobile computing, games, and numerical computing.