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Questions and Answers
What is an instance of the database?
What is an instance of the database?
- The collection of information stored in the database at a particular moment (correct)
- The database query language
- The physical location of the database
- The database schema
What is the purpose of a prepared statement when taking user input for a query?
What is the purpose of a prepared statement when taking user input for a query?
- To optimize query performance
- To enforce data constraints
- To prevent SQL injection attacks (correct)
- To simplify the query syntax
What is the role of a Concurrency Control Manager in a database?
What is the role of a Concurrency Control Manager in a database?
- To ensure consistency among concurrent transactions (correct)
- To optimize query execution
- To manage database instances
- To define data models
What is the function of Hybrid OLAP systems?
What is the function of Hybrid OLAP systems?
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What are bitmap indices designed for?
What are bitmap indices designed for?
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