Requirement of a normative document that must be fulfilled in order to comply with a particular option permitted by that document. [ ISO/IEC 14143 ]
- Typically described are procedures for preparation, operation, monitoring, and recovery. An operator manual is distinguished from a user manual when a distinction is made between those who operate a computer system (mounting tapes, etc) and those who use the system for its intended purpose. [ ISO/IEC/IEEE 24765 ]
