Your backup strategy will consist of making one or more backups on a periodic or triggered basis.
For each backup you incorporate in your strategy, you have to choose:
Often, a comprehensive backup strategy incorporates some backups on the local side (i.e., controlled and stored on the same machine that the data is located on), and others that copy data to a remote machine. For example, you might automatically back up a developer's data to a second hard drive partition on a daily basis and have a central server automatically back up the developer's data to a central location on a weekly basis.