A web service is an application that exists in both environment i.e. intranet and internet. Every web service is made for reusable. It can be used by client application. Today Java is used by a large numbers of developers for developing web services. It has become the most famous programming language today. It provides a lot of benefits to developers. They can make a program of their client desires. By using it, they can work faster and faster and can save their time. For being successful, a developer should have complete command on the tools and functions of the language. Otherwise he will not become a famous developer.
The best way to judge the command and qualities is to take a test of yourself. The test either a self test or held by an organization. The most famous test is 310-231 test. It is held by the authorized centers. It is a very difficult test. A person with the best qualities can easily solved this test and can check his expertise. It is a multiple choice questions type test which has very confusing questions. The test covers the different areas of web services techniques. The person after clearing this test will be able to use java tools and functions almost 100%. For preparing the exams, a person would have a knowledge about java and its uses, web services and its uses. The developer should have both theoretical and practical knowledge of these programs.
For preparing the web services from Java, developer should have various Java framework and tools. He/She also have choice to choose the specific framework of Java according to the needs of the project. Cuba is an open source framework of Java. It is the high level framework. It is used to simplify the development. It is the only framework that create the user interface in XML instead of HTML. Developer can easily build different user interface. Cuba provides many important tools to simplify the development and to work quickly. It enables developer to create the user interface by providing visual presentation of different components like button calendar etc. Also the developer can make it more attractive for the client. The developer can easily modify the data if any mistake occurs. It makes it easier for administration to complete the different task. It has the features to simplify the business tasks.