Description: Permissions are settings that determine what users can do with files and applications. These controls are fundamental in the management of computer systems and applications, as they allow for the establishment of who has access to what resources and what actions they can perform. Permissions can be as simple as allowing the reading of a file or as complex as defining roles and privileges in a database management system. In collaborative environments, permissions ensure that only authorized users can modify or delete critical information, thus protecting the integrity and confidentiality of data. Additionally, permissions are essential for compliance with security and privacy regulations, as they help prevent unauthorized access and maintain a record of user activities. In summary, permissions are a key tool for managing security in computer systems, allowing for granular control over user access and actions.