Answer:
Step-by-step explanation:
Rapid Application Development (RAD), Extreme Programming (XP), and Agile method are all software development methodologies that aim to deliver high-quality software quickly and efficiently. However, they have some similarities and differences.
Similarities:
All three methodologies prioritize customer satisfaction and rapid delivery of working software.
They all emphasize flexibility and adaptability, allowing for changes and adjustments to be made throughout the development process.
All three methodologies promote collaboration and communication among team members.
All three of them focus on incremental development, breaking down the project into smaller chunks, and delivering them in shorter timeframes.
Differences:
RAD is more focused on delivering a functional product quickly, it's a visual and interactive approach that allows developers to quickly prototype and test different ideas.
XP is focused on providing developers with the tools and resources they need to work effectively and efficiently, it's a methodology that helps the team to work in a collaborative and productive way.
Agile is a more comprehensive methodology that emphasizes teamwork, flexibility, and customer satisfaction. Agile methods are based on the Agile manifesto which provides a set of guiding principles for software development.
In summary, all three methodologies share some similarities in terms of their focus on rapid delivery, adaptability, and collaboration. However, they have some distinct differences in terms of their approach and methodology. RAD is more focused on quickly delivering a functional product, XP is focused on providing developers with the tools and resources they need to work effectively, and Agile is a comprehensive methodology that emphasizes teamwork, flexibility, and customer satisfaction.