Database Management Systems (DBMS)
Identify the correct definition of Database schema.
- A. A type of database designed for storing and retrieving unstructured or semi-structured data without a fixed table schema.
- B. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.
- C. The overall logical structure that defines how data is organized within a database. ✓
- D. A subset of SQL commands used to define and modify database structures, such as CREATE and ALTER.
Correct answer
C. The overall logical structure that defines how data is organized within a database.
Explanation
Database schema refers to the overall logical structure that defines how data is organized within a database.