19 Glossary

19. System Glossary & Terminology

Term	Identifier Prefix	Definition
Business Capability	CAP-	High-level organizational competency or business domain function.
Business Requirement	REQ-	Measurable functional or non-functional requirement statement.
Architecture Decision Record	ADR-	Immutable decision log documenting system design choices.
Functional Specification	FRS-	Detailed technical contract specification for software features.
Test Case	TC-	Automated or manual test verification suite item.
Change Request	CHG-	ServiceNow ITSM change authorization record.
Incident Ticket	INC-	ServiceNow ITSM production operational incident.
Abstract Semantic Syntax Tree	ASST	Canonical AST representation bridging markdown text and graph nodes.
Customer-Managed Keys	CMEK	AES-256 envelope encryption key controlled by the enterprise client.
Write Once Read Many	WORM	Immutable storage policy ensuring snapshot manifests cannot be overwritten.