Alpha beta testing

1. What is alpha testing and Beta Testing?
2. What is the difference between alpha and beta?
3. What is alpha testing for?

What is alpha testing and Beta Testing?

Alpha Testing is done within the organization, while Beta Testing is done in the user's environment. During Alpha Testing only functionality and usability are tested, while during Beta Testing usability, functionality, security, and reliability are tested to the same depth.

What is the difference between alpha and beta?

Alpha is a way to measure excess return, while beta is used to measure the volatility, or risk, of an asset. Beta might also be referred to as the return you can earn by passively owning the market. You can't earn alpha by investing in a benchmark index fund.

What is alpha testing for?

Alpha testing is the initial phase of validating whether a new product will perform as expected. Alpha tests are carried out early in the development process by internal staff and are followed up with beta tests, in which a sampling of the intended audience actually tries the product out.