Java Applet 面试题与答案

Question: What is an Applet? Should applets have constructors?

• Applets are small programs transferred through Internet, automatically installed and run as part of web-browser.
• Applets implements functionality of a client.
• Applet is a dynamic and interactive program that runs inside a Web page displayed by a Java-capable browser. We don't have the concept of Constructors in Applets.
• Applets can be invoked either through browser or through Appletviewer utility provided by JDK.