Create a Quiz. The academic subject for which the text must be created - Computer science. Content must be appropriate for Year or Grade 11....
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What to createQuiz
Which subjectComputer science
What age groupYear or Grade 11
What topicSQL
Question typesOpen-ended
Number of questions5
Number of answers4
Correct answersExactly 1
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SQL Quiz for Year 11 Computer Science

This quiz contains five open-ended questions related to SQL (Structured Query Language). Answer each question thoughtfully, and ensure you demonstrate your understanding of SQL concepts.

Questions

  1. What is SQL, and what is its primary purpose in database management?

  2. Explain the difference between the INNER JOIN and LEFT JOIN clauses in SQL. Provide an example scenario for each.

  3. What is a primary key in a database table? Why is it important, and how does it differ from a foreign key?

  4. Write an SQL query to select all columns from a table named Students where the Grade is equal to 'A'.

  5. What is the purpose of the GROUP BY clause in SQL? Provide an example of a situation where it would be useful.

Good Luck!