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Questions and Answers
Which of the following is a task of the storage manager in a database system?
Which of the following is a task of the storage manager in a database system?
- Optimizing database queries for efficient execution
- Managing concurrent transactions and ensuring data integrity
- Parsing and translating database queries
- Interacting with the operating system's file manager (correct)
What is the primary concern during query processing in a database system?
What is the primary concern during query processing in a database system?
- Parsing the query syntax and translating it into an executable form
- Ensuring the query adheres to the database's integrity constraints
- Evaluating the query in the most efficient manner possible (correct)
- Managing concurrent access to data during query execution
Which of the following is a concern addressed by the transaction management component in a database system?
Which of the following is a concern addressed by the transaction management component in a database system?
- Indexing and hashing data for efficient retrieval
- Ensuring data integrity in the event of system failures (correct)
- Optimizing queries for efficient execution
- Parsing and translating database queries
In a university database application, which component would be responsible for managing student records, course enrollments, and grade information?
In a university database application, which component would be responsible for managing student records, course enrollments, and grade information?
Which component of a database system is responsible for estimating the cost of executing different query plans?
Which component of a database system is responsible for estimating the cost of executing different query plans?
In an online retail database application, which component would handle tasks such as managing product catalogs, customer orders, and inventory levels?
In an online retail database application, which component would handle tasks such as managing product catalogs, customer orders, and inventory levels?
Which of the following is a concern addressed by the storage manager in a database system used by an airline?
Which of the following is a concern addressed by the storage manager in a database system used by an airline?
In a sales database application, which component would be responsible for managing customer data, order processing, and inventory tracking?
In a sales database application, which component would be responsible for managing customer data, order processing, and inventory tracking?
Which component of a database system is responsible for ensuring data integrity when multiple users are concurrently updating the same data?
Which component of a database system is responsible for ensuring data integrity when multiple users are concurrently updating the same data?
In a banking database application, which component would handle tasks such as managing customer accounts, transactions, and financial records?
In a banking database application, which component would handle tasks such as managing customer accounts, transactions, and financial records?
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