It is better to use files than a DBMS when there are
Correct answer: C. All of these
- A. Stringent real-time requirements
- B. Complex relationships among data
- C. All of these
- D. Multiple users wish to access the data
Explanation
A query is a request for data or information from a database table or combination of tables.
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About Databases
Databases cover tables, records, fields, keys and relationships, together with database management systems and relational database design. The subject includes primary and foreign keys, normalization, SQL commands such as SELECT, INSERT, UPDATE and DELETE, queries, forms and reports, while distinguishing a database from a spreadsheet used for simple tabular data.
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