DCL (Data Control Language) in SQL is used to control access to data stored in a database. It includes powerful commands like GRANT and REVOKE which are essential for implementing security and user permissions in database systems.
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Which DCL command is used to give a user access to perform specific operations?
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Question 5 of 15
5. Question
What privilege is given using GRANT SELECT ON students TO user1;?
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Question 6 of 15
6. Question
Can DCL commands be rolled back in most RDBMS?
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Question 7 of 15
7. Question
Which of the following is not typically controlled by DCL?
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Question 8 of 15
8. Question
What does GRANT ALL PRIVILEGES ON employees TO manager; do?
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Question 9 of 15
9. Question
Which clause is used to pass privileges from one user to another?
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Question 10 of 15
10. Question
What will happen if REVOKE SELECT ON employees FROM user2; is executed?
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Question 11 of 15
11. Question
Which command is required before using DCL commands on a table?
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Question 12 of 15
12. Question
Who can issue DCL commands like GRANT or REVOKE?
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Question 13 of 15
13. Question
What does the REVOKE ALL PRIVILEGES ON employees FROM intern; command do?
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Question 14 of 15
14. Question
What is the effect of GRANT INSERT, UPDATE ON orders TO userA;?
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Question 15 of 15
15. Question
Which of the following is true about DCL?
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Summary
This quiz on DCL (Data Control Language) covers the essentials of SQL access control using GRANT and REVOKE, helping learners understand how to manage user permissions, roles, and database-level security efficiently.
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