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DATABASE MANAGEMENT SYSTEMS_ADV
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13. In the three-level architecture of a DBMS, the conceptual level is mainly responsible for:
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12. Which of the following is NOT a function of a DBMS?
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18. In the relational data model, a "tuple" is defined as:
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19. The Entity Integrity Rule in the relational model states that:
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17. In Enhanced ER modeling, specialization refers to:
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15. Which of the following data models represents data using tables, rows, and columns?
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11. Which of the following is a key advantage of using a Database Management System (DBMS) over a traditional file system?
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20. Conversion of an ER model to a relational model involves:
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14. Data independence refers to:
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16. In an Entity-Relationship (ER) model, a weak entity is characterized by:
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