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There are several schemas in a database that sometimes are referred to as ___ on the external level

26. There are several schemas in a database that sometimes are referred to as ___ on the external level.

1. Schema
2. Superschema
3. Subschema
4. Adschema

Answer: C) Subschema

Explanation:

There are several schemas in a database that sometimes are referred to as subschema on the external level