$)$ Explain the significance of configuration management for a software development team by using an example. $(25$ points$)$

$2)$ Describe why testing can only identify errors when they are present, not when they are absent$.(25$ points$)$

$3)$ What is regression testing? Describe how regression testing is made easier by the usage of automated tests and testing frameworks like JUnit. $(25$ points$)$

$4)$What is stress testing? Describe what this term means to you by giving an example. $(25$ points$)$