The interview asked how to answer the gray test.

The answer methods of gray scale test in interview include the definition and advantages of gray scale test, the implementation of gray scale test, the applicable scenes of gray scale test and the matters needing attention in gray scale test.

1. Definition and advantages of gray scale test: You can briefly introduce the definition of gray scale test, its differences and advantages from black box test and white box test. For example, gray-scale testing can test the function and performance of software more comprehensively, reduce the blindness of black-box testing and improve the efficiency of testing.

2. Implement gray scale test: We can introduce the implementation of gray scale test, for example, by using proxy servers, splitters and other tools to control the distribution of user access, and gradually push the new version of the software to different user groups, thus reducing the risk and impact of the software.

3. Applicable scenes of gray scale test: You can introduce the applicable scenes of gray scale test. For example, we can test the compatibility, stability and performance of the software before it is released, or test the effect of specific functions and user experience.

4. Matters needing attention in gray scale test: You can introduce matters needing attention in gray scale test, such as planning test scheme, determining test objectives and scope, and collecting users' feedback and opinions in time, so as to continuously optimize and improve the functions and performance of the software.