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Logical units of work that contain 1 or more SQL statements and/or other programming constructs. Each transaction has a unique identifier (transaction ID). Each transaction has a beginning and an end. Transactions are important because their usage allows the database management system to differ from file systems.

Options:
A. Segments
B. Units
C. Transactions
D. Sequences

1 Answer

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Final answer:

A transaction in a database is a work unit comprising SQL statements with a unique ID and defined start and end points. It is essential for ensuring data integrity, differentiating database management systems from file systems.

Step-by-step explanation:

The logical units of work that contain one or more SQL statements and/or other programming constructs, which have a beginning and an end, are known as transactions. A transaction is identified by a unique transaction ID, and it is an essential concept in database management systems. This is because the use of transactions allows a management system to differ from file systems by ensuring data integrity and consistency. Therefore, the correct answer to the student's question is C. Transactions.

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