Final answer:
SAD stands for Systems Analysis and Design. It is a discipline that focuses on understanding and improving business systems through the use of technology.
Step-by-step explanation:
SAD stands for Systems Analysis and Design.
Systems Analysis and Design is a discipline that focuses on understanding and improving business systems through the use of technology. It involves analyzing existing systems to identify problems and designing new systems to address those problems.
An example of SAD in action is when a company wants to develop a new software application. Systems analysts would analyze the current business processes, gather requirements from stakeholders, and design a new system that meets those requirements.