MySQL + SQL · Lesson 125
MySQL Viva and Practice Questions
Viva Preparation
Quick-fire questions an examiner may ask during a DBMS practical viva.
Rapid Questions
- What does your project store, and which tables did you make?
- Which column is the primary key and why?
- Show a query that uses a JOIN.
- What is the difference between DROP and DELETE?
- How would you find the topper from your table?
- What constraint stops duplicate emails?
Tip
Be ready to run your queries live and explain the output in one sentence each.
Summary
- Know your schema, keys, a JOIN query and DROP vs DELETE.
- Practice explaining each query out loud.