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Questions and Answers
What is the first step in designing a database?
What is the first step in designing a database?
- Normalizing the data
- Creating tables
- Choosing a database management system
- Identifying the requirements (correct)
What is the purpose of normalizing data in a database?
What is the purpose of normalizing data in a database?
- To simplify the schema (correct)
- To reduce data integrity
- To speed up data retrieval
- To add redundancy
What is a primary key in a database?
What is a primary key in a database?
- A key used for encryption purposes
- A key used for sorting data
- A unique identifier for each record in a table (correct)
- A key that allows null values
