To create class diagrams and object diagrams, you need to follow some basic steps and rules. First, you need to identify the scope and context of your system, and define its goals and requirements.

As an example, a System Context diagram for a simplified, fictional Internet Banking System might look something like this. In summary, it shows that customers of the bank use the Internet Banking ...

Context-aware systems are steadily becoming a reality thanks to the advances in wireless communication and sensing technologies that have led to the development of powerful mobile computing devices ...