Defensive Design

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What is defensive design?

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Defensive design is a key concept in software and web development that helps make systems more reliable, secure, and user-friendly by predicting potential problems and designing features to prevent them.

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What is an example of defensive design in forms?

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If a user forgets to fill in a required field in a form, a defensive design would show a helpful error message telling them what they missed.

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What is input validation in defensive design?

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Input validation involves checking inputs, such as ensuring email addresses are correctly formatted or passwords meet certain requirements, to protect the system from errors or security threats like hacking attempts.

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How does defensive design improve user experience?

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Defensive design improves user experience by making systems easy to use, providing clear instructions, good feedback, and protection against accidental mistakes.

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What are some examples of defensive design features?

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Examples include saving drafts automatically, warning users before they delete something important, and writing clean, well-organised, and documented code.

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Why is writing clean code part of defensive design?

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Writing clean, well-organised, and documented code is part of defensive design because it makes future updates easier and reduces the chance of bugs.

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What is the overall aim of defensive design?

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The overall aim of defensive design is to create a safe, smooth experience for users while also protecting the system and making it easier to maintain over time.