Join WhatsApp ChannelDaily MCQs & Exam Updates
Computer Science Medium NTS Uploaded: 23 Aug 2026

What is the purpose of indexing in a database?

  • A To delete duplicate records
  • B To speed up data retrieval operations
  • C To back up the database
  • D To encrypt sensitive data
Correct Answer: Option B — To speed up data retrieval operations
Explanation:
Indexing in a database creates a data structure that improves the speed of data retrieval operations by allowing the database engine to find rows more quickly without scanning the entire table.
Submitted by: PaperMCQs
Related MCQs