CODE QUALITY BLOG: The discussion of coverage analysis can bring up a number of different assumptions that do not always agree. Does it mean checking that all the code has been executed? Does it mean that all requirements have been exercised and tested? Does it bring up some number other than 100 percent that can be relied upon for functioning code? What we want to do is to assure ourselves that a program has been thoroughly tested to the point it can be relied upon, even in life-threatening situations. How do we achieve this and what aspect of “coverage” will allow us to rest easy?