Servlets are similar to applets in that they are runtime extensions of applications. Instead of working in browsers, though, servlets run within Java servers, configuring or tailoring the server. With packages of software components that provide a wide range of functionality. The core API is the API included in every full implementation of the Java platform. The set of conventions used by Java applets.
Programs can automatically adapt to specific locales and be displayed in the appropriate language.
Provides uniform access to a wide range of relational databases. Java not only has a core API, but also standard extensions. The standard extensions define APIs for 3D, servers, collaboration, telephony, speech, animation, and more. This book covers the Java language and parts of the core API that we expect beginning to intermediate Java programmers to use most frequently.