Final answer:
Revision control, also known as version control, is a system or process used to manage changes to a file or set of files. It allows multiple individuals to work on a project simultaneously, while keeping track of each modification made.
Step-by-step explanation:
Revision control, also known as version control, is a system or process used to manage changes to a file or set of files. It allows multiple individuals to work on a project simultaneously, while keeping track of each modification made. The system records each version or revision of a file, which enables easy collaboration, identification of errors or conflicts, and the ability to revert back to a previous version if necessary.