what is the mean of unix is stable
what is the mean of unix is flexiblewhat is the mean of unix is multiple users
It means that UNIX is stable, flexible, and allows multiple users. What more can I say? If this is a coursework question then you may need to amplify these answers a little - Google will supply all the information that you need.
i know the mean of stable like no virus ,warms but what is the mean of flexible
what is the mean of configurable i didn't find it on google