A client/server application is a software that runs on a client computer and accesses the remote server for information. Such applications are written in high-level visual programming languages where UI, forms and most business logic reside in the client application.

Web application development is the process of creating application programs that reside on remote servers and are delivered to the device of the user. There is a consensus that the processes involved are extensions of standard software engineering processes

Mobile application development is the set of processes and procedures involved in writing software for small, wireless computing devices. Like Web application development, mobile application development has its roots in more traditional software development.

Enterprise resource planning (ERP) consultants are often specialists in a specific line of business, such as finance, or an industry vertical like manufacturing. Generally, consultancy services deal with the selection, implementation, training and support of an ERP solution