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    copied!<p><strong>What distinct servers exist with respect to the development process? What is their purpose?</strong></p> <ul> <li><strong>SCM Server</strong> e.g. SVN, Git, CVS - central source repository, usually internal access only.</li> <li><strong>CI Server(s)</strong> e.g. CruiseControl, Hudson - Continuous Integration server for automated builds/testing.</li> <li><strong>FileServer</strong> e.g. Samba, Shared Windows directory - for storing built artifacts, sharing downloads between the development team</li> <li><strong>Test/Staging/Production</strong> servers - machines built to the same spec of hard/software for running your actual application.</li> </ul> <p><strong>Where is your master source repository?</strong></p> <p>Usually internal access only, can share this machine with another purpose e.g. CI.</p> <p><strong>Where is development work done?</strong></p> <p>On each developers local machine is best, then integrate changes via SCM and CI.</p> <p><strong>Where is testing done?</strong></p> <p>Usually on a server set aside for testing. Normally there is a set of environments and builds are promoted through each stage as they pass testing:</p> <ul> <li>Test machine - for checking out builds, usually mirrors the setup of a devlopers machine.</li> <li>Staging machine - for builds that pass the basic tests - this server will be more of a mirror of the live production system.</li> <li>Pre-live - An optional server which will be given to business users to test before the server goes fully live.</li> <li>Live/Production - builds are promoted to this server when they have been accepted by the testers and the business.</li> </ul>
 

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