Introduction to Systems Analysis and Design

These flashcards cover essential concepts, definitions, and methodologies discussed in the lecture on Systems Analysis and Design.

Information Systems

A collection of interrelated components that collect, process, and store information needed to complete a business task.

Software Engineering

The application of engineering principles to software development in a methodical way.

Information Technology (IT)

Use of computers to create, process, store, retrieve, and exchange all kinds of electronic data.

Information System Components

Five components: computer hardware, software, telecommunications, databases, and human resources.

Data vs. Information

Data is raw facts that need processing; information is processed data presented in a useful context.

Systems Development Life Cycle (SDLC)

A process for planning, creating, testing, and deploying information systems.

Waterfall Model

A linear project management approach where each phase must be completed before the next begins.

Rapid Application Development (RAD)

An iterative software development process that emphasizes quick development and prototype releases.

Agile Software Development

An iterative approach that promotes flexibility and customer feedback throughout the development process.

Systems Analyst

A business professional who uses techniques to analyze and design information systems to solve business problems.

Phases of SDLC

Planning, Analysis, Design, Implementation, and Support.

Importance of Information Systems in Business

Facilitates organized work, improves decision-making, enhances data storage, and improves communication.