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CS 2203-01 Databases 1 - AY2025-T5
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In a conceptual data model, what is the purpose of using weak entities?
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Which SQL statement is used to roll back the changes made during the current transaction?
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Which strategy is essential for maintaining data integrity during database alterations?
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In Embedded SQL, what is the purpose of the EXEC SQL statement?
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The maximum length of a CHAR data type is fixed and must be specified when defining the column. Is the statement TRUE or FALSE?
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Which SQL statement is used to create a copy of an existing table?
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In an ER diagram, what does the term "mandatory participation" mean?
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What is the role of the DROP COLUMN clause when modifying a table?
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What is the role of an "is-a" relationship in a conceptual data model?
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What is the primary purpose of ODBC (Open Database Connectivity)?
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