> ## Documentation Index
> Fetch the complete documentation index at: https://docs.kralis.app/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> Shared Kralis terminology for operators, implementers, and developers.

## Core terms

* school: the tenant boundary for almost all Kralis data
* year: the academic year for a school, stored in strict sequence
* term: a period inside an academic year
* class: the academic level in the school hierarchy
* section: a student grouping that may be global or tied to a single class
* Access PIN: a PIN inventory record used for student access workflows

## Student operations

* promotion: the school-scoped operation that moves students to the next class
* annual record: the year-level academic record tied to a student and class
* created by: the user context captured when a student is created through a
  supported path

## Interfaces

* GraphQL: the main application API used by Kralis Web
* GraphiQL: the browser-based GraphQL explorer
* Swagger UI: interactive REST reference
* ReDoc: REST reference presentation