Technology Questions

java bean is a reusable component, where as the servlet is the java program which extends the server capability. 

To send data/info to group of computers using same network

These objects provide two levels of scope:

Application State

Data stored in the application object can be shared by all the sessions of the application.

Application object stores data in the key value pair.

A call to onStop method happens when an activity is no longer visible to the user, either because another activity has taken over or if in front of that activity.

- Web browser is used to run the software application that allows retrieving, presenting and traversing the information from one place to another. 

- Web browser provides the resources using the WWW (World Wide Web) this can be identified by URI (Uniform Resource Identifier).

- Web browser fetches the data like web page, image, video or other piece of content from the server and displays it accordingly. 

- Web browser uses hyperlinks to display the resources and allow the users to navigate their browsers according to the resources. 

- Web browser defines the application software that is designed for the user to access and retrieve the documents using the Internet.

Dimensional modeling is often used in Data warehousing. In simpler words it is a rational or consistent design technique used to build a data warehouse. DM uses facts and dimensions of a warehouse for its design. A snow and star flake schema represent data modeling.

 Test scenarios are derived from requirement documents. We follow each and every functionality (called business rules) mentioned in the requirement document. One functionality can have multiple business rules. For example, let us say in there is one requirement called “Login”. This “Login” may have various scenarios. For example, one scenario is, enter the right User ID and wrong password. The system should display an error message. Another scenario would be to enter wrong User ID and right Password. The system should display an error message. The third scenario could be to enter the right User Name and right Password. The system should allow the user to get into the system. This is how the test cases are derived from the requirement documents or from the Use Cases.

For both client server and web based applications, the testing is the same except one thing: We test web based applications in different browsers, for example, Internet Explorer (will test in different versions like IE 5.0, IE 6.0, IE 7.0), Firefox, Safari (for Mac) and so on where as for client server, we don’t need to test in the browsers.