Q. Describe design walk throughs and critical design review.

Ans. A design walkthrough is a excellence practice that allows designers to acquire an early validation of design decisions related to the development and treatment of content and design of the graphical user interface as well as the elements of product functionality. Design walkthroughs offer designers with a way to identify and assess early on whether the proposed design meets the requirements as well as addresses the project's goal.

For a design walkthrough to be effective it requires to include specific components. The subsequent guidelines highlight these key components. Use these guidelines to conduct, plan and participate in design walkthroughs and increase their effectiveness.

1. Plan for a Design Walkthrough

2. Get the Right Participants

3. Understand Key Roles as well as Responsibilities

4. Prepare for a Design Walkthrough

5. Utilize a Well-Structured Process

6. Review as well as Critique the Product not the Designer

7. Review don't Solve Problems

The purpose of critical design review is to make sure that the detailed design satisfies the specifications laid down during system design. The critical design review process is similar as the inspection process in which a group of people gets together to discuss the design with the aim of revealing design errors or undesirable properties.