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What do you mean by Accessibility Testing, Alpha Testing and Beta Testing?

By Anonymous

Accessibility Testing

Accessibility testing is the type of systems testing designed to find whether individuals with disablements will be able to use of the system, which could be software, hardware, and some other type of system. Impairments can be of any type like people can have a vision problem, hearing problem, inability to use key board or mouse, reading difficulties and so on.
So for those peoples our system should be able to accessible.

Alpha Testing

Invite customer site people to our company premises and give demo to them on s/w build. Developer and tester can take direct feedback from customer site people. It is always performed by the developers at the software development site. Alpha Testing is not open to the market and public. It comes under the category of both White Box Testing and Black Box Testing. It is always performed within the organization.

Beta Testing

Applicable for the products. Release trial version of software build via internet for public/model customer. Developers and tester can receive e-mails from public/model customer. It is always performed by the customers at their own site. Beta Testing is always open to the market and public. It is only a kind of Black Box Testing. It is always performed outside  the organization.

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