Familiar with commonly used JavaAPI, including collection framework, multi-threading (concurrent programming), I/O (NIO), Socket, JDBC, XML, reflection and so on.

2. Familiar with JavaWeb development based on JSP and Servlet, JSP full name Java

?Server Pages, the Chinese name of the java server page, is a dynamic web page server standards, able to add dynamic functionality to the web page;

3. Front-end technology: you need to master the HTML, CSS, Java

?Script, JQUERY,

?AJAX.... . HTML, generally web pages presented in the picture, links, music, word title color can be achieved through HTML; JavaScript is the technology that allows HTML to achieve dynamic web pages, which is also essential to the web page technology;

4. Back-end technology:

Java

? Basic, commonly used frameworks, spring is an open source framework, Spring

?MVC is also a very important technology, it is the Spring Framework in order to build Web applications to open a new module. In addition to these there are other technologies, such as JSTL, SSH, struts, MyBatis, Lucene and so on need to master