SQL and Databases test and practice questions
SQL और डेटाबेस
Queries, joins, grouping, keys, normalisation and indexes.
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Frequently asked questions
Is this SQL and Databases test free?
Yes. You can start without signing up. Log in with Google to keep your results and progress on every device.
What does the SQL and Databases test cover?
Queries, joins, grouping, keys, normalisation and indexes.
Can I choose the level and the number of questions?
Yes. Choose Easy, Medium, Hard or Very hard and 5 to 100 questions. Questions you have not seen yet are used first.
Will I see the correct answers?
Yes. After you submit, every question shows the correct answer with an explanation.