Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the SELECT statement do in an SQL query?
💡 Hint: Think about what you want to display from the database.
Question 2
Easy
What does the WHERE clause accomplish?
💡 Hint: Consider how you can narrow down data results.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What SQL clause is used to filter results based on specific conditions?
- SELECT
- WHERE
- GROUP BY
💡 Hint: Think about how you would limit data to specific criteria.
Question 2
True or False: COUNT() can be used to aggregate rows from a database table.
- True
- False
💡 Hint: Think about the role of COUNT in summarizing data.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
How would you modify the SQL query to track open tickets not just by priority but also by the department handling them?
💡 Hint: Think about what you need to add to retrieve more specific information.
Question 2
Consider a situation where the ticket status needs to be updated after a fixed period. How might SQL be used to identify tickets that need follow-ups?
💡 Hint: Focus on how to filter by date to identify tickets that are older.
Challenge and get performance evaluation