Interactive transaction based applications

Stand-alone applications

Batch processing systems

Embedded control systems

Web services

Web-based systems

Software as a service

Web browsers

Software reuse

Specifying all requirements in advance

Developing monolithic, single programs

Building from scratch

Implementation and programming techniques.

Understanding and managing software specifications and requirements.

Managed and understood development process.

Dependability and performance.

It does not require a permanently attached needle.

It must be designed and implemented to ensure availability and reliable delivery of the correct amount of insulin.

It relies on regular injections of genetically engineered insulin.

It uses an external meter to measure blood sugar levels.

Professional software development involves writing programs for personal interest and enjoyment.

Professional software development requires minimal documentation and configuration data.

Professional software development focuses on program specification, design, and evolution, while amateur software development does not.

Professional software development is carried out individually, while amateur software development is done by teams.

Competition with Computer Science field

Coping with increasing diversity

Developing trustworthy Software

Demands for reduced delivery time