engineering computer science MCQ #856

What is the purpose of a query optimizer?

engineering computer science MCQ #856

  1. Question 1

    Q1. What is the purpose of a query optimizer?

    • A) To improve data security
    • B) To improve query performance
    • C) To reduce data redundancy
    • D) To improve data consistency

    Answer: To improve query performance

    Explanation: A query optimizer analyzes queries and determines the most efficient execution plan to improve query performance.