[F1PART B U.K. Metadata Elements
3. Coordinate Reference System Identifier U.K.
Where appropriate, this is the list of coordinate reference systems supported by the spatial data service.
Each supported coordinate reference system shall be expressed using an identifier.
4. Quality of Service U.K.
This is the minimum quality of service estimated by the spatial data service responsible party and expected to be valid over a period of time.
4.1. Criteria U.K.
These are the criteria to which the measurements refer.
The value domain of this metadata element is as follows:
4.1.1. Availability (availability) U.K.
It describes the percentage of time the service is available.
4.1.2. Performance (performance) U.K.
It describes how fast a request to the spatial data service can be completed.
4.1.3. Capacity (capacity) U.K.
It describes the maximum number of simultaneous requests that can be completed with the declared performance.
4.2. Measurement U.K.
4.2.1. Description U.K.
It describes the measurement for each criterion.
The value domain of this metadata element is free text.
4.2.2. Value (value) U.K.
It describes the value of the measurement for each criterion.
The value domain of this metadata element is free text.
4.2.3. Unit (unit) U.K.
It describes the Unit of the measurement for each criterion.
The value domain of this metadata element is free text.]