A customer requests the following data quality measures be added: 1. Incident numbers should be read-only on all lists and forms, for all users. 2. Short Description field should be mandatory, on…

'Dictionary Design Policy' is not a standard ServiceNow policy type; dictionary entries define fundamental field properties but do not dynamically enforce mandatory/read-only rules based on conditions.

'Field Criteria Policy' is not a standard ServiceNow policy type; while data policies use criteria, this is not the name of the policy itself.

'Data Quality Policy' is a general conceptual term for ensuring data integrity, not the specific name of a ServiceNow implementation for these types of rules.

To meet the requirements of making fields read-only ('Incident numbers') and mandatory ('Short Description' on Insert), a 'Data Policy' is the appropriate ServiceNow mechanism. Data policies enforce data consistency and integrity rules by making fields mandatory or read-only, irrespective of how data is entered, ensuring consistent application of business rules.