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Fundamentals of Database Systems (CS371/CS215)
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A relation is in First Normal Form (1NF) if and only if all attributes are:
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Which SQL DDL command is used to remove an entire table (structure and data) from the database schema?
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The ACID properties (Atomicity, Consistency, Isolation, Durability) are primarily enforced by the DBMS to ensure reliability during:
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A relation is in Third Normal Form (3NF) if it is in 2NF and has no:
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Which type of database data is easily searchable by basic algorithms and fits neatly into tables with defined relationships (e.g., spreadsheets)?
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Which type of relationship is used to split an entity into two tables to provide information concisely and make it more understandable?
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In an Entity-Relationship (ER) Diagram, which shape is used to represent an Entity Set?
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The ability to change the conceptual schema without affecting the external schemas or application programs is known as:
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In SQL, which clause is used to filter rows based on a specific condition?
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For a Weak Entity, the attribute that, in conjunction with the Foreign Key, forms the unique identifier is called the:
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