In contemporary databases, the top level of the hierarchy consists of which of the following?
- Catalogs
- Schemas
- Environment
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Keep practicing — related questions
- Which of the following is at the highest level in the hierarchy of data organization?
- Which of the following is at the highest level in the hierarchy of data organisation?
- Which of the following schemas has been established from top to bottom relationship among items in a database?
- A top to bottom relationship among the items in a database is established by
- The highest level in the hierarchy of data organization is called
- Which of the levels in three-schema architecture describes the relationships exist among data?
- Which of the database schema represents the data as a set of relations?
- Choose the correct hierarchy, from largest to smallest, from this list of logical database structures.