A thoughtful approach to web site quality. I've mentioned these themes below in order to clarify the directions and slants that my essays follow. Quality Assurance is a frequently misunderstood concept Quality assurance is greater than quality control or testing, and I repeat this theme often.
Testing describes the use of tests for some purpose.
Quality control describes the process of measuring something against a standard of quality, with the result that anything that passes a quality control process is of a required level of quality. Quality assurance describes a process that seeks to improve quality by increasing the standard of quality, the quality of what goes into the production process, and the quality of the components of the production process. Read more about quality assurance in my essay Web Site Quality Assurance . Excluding users is a bad thing Designing and creating a web site requires a seemingly endless parade of choices and decisions, but many decisions involve inhibiting the ability of some users to access and use your site. For example, if you decide to require the use of cookies, then those users who don't or can't use cookies cannot use your site.