Index Tuning Quiz

5 questions • Pass: 70% • +25 pts

Quiz covering Query Optimization

Index Tuning Quiz

5 questions | Pass: 70% | Earn 25 points

Questions in this quiz

A preview of the 5 questions covered. Start the quiz above to answer them, check your score, and read the explanations.

  1. 1

    Which of the following is the primary purpose of creating an index on a database table column?

  2. 2

    When analyzing a query execution plan, what does an 'Index Scan' typically indicate compared to an 'Index Seek'?

  3. 3

    You have a query that filters by 'Lastname' and 'Firstname'. Which index strategy is most effective for this query?

  4. 4

    Why might adding too many indexes to a table negatively impact database performance?

  5. 5

    Consider a table with a composite index on (Status, CreatedDate). Which of the following queries will NOT effectively utilize this index?