DataBase Management System Database Concepts MCQs

• A To maintain a history of executed functions
• B To optimize query performance
• C To create graphical representations of data
• D To store backup files for restore operations
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A

Answer: A

A database log serves the purpose of keeping a record or history of the functions executed in the database.
It captures information about changes made to the data, including updates, inserts, and deletes.
The log is crucial for auditing, recovery, and ensuring data integrity by providing a trail of actions performed on the database.

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Looking for information about databases? Explore our collection of MCQs (Multiple Choice Questions) related to database management systems, relational databases, SQL queries, database design, data modeling, database administration, data warehousing, NoSQL databases, database security, and database optimization. Enhance your knowledge and understanding of key concepts, techniques, and tools used in the world of databases.