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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the DriverManager class do?
💡 Hint: Think of it like a conductor managing multiple instruments.
Question 2
Easy
What is a PreparedStatement?
💡 Hint: Remember it helps avoid SQL injection.
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 is the primary role of DriverManager?
- To run SQL queries
- To manage a list of database drivers
- To handle SQL exceptions
💡 Hint: Think of it as the conductor of a database orchestra.
Question 2
PreparedStatement is better than Statement because it prevents SQL injection.
- True
- False
💡 Hint: Consider how you input values into SQL queries.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a Java class that connects to a MySQL database and retrieves employee data using PreparedStatement. Ensure to manage resource cleanup.
💡 Hint: Remember to handle SQL exceptions and use try-with-resources for cleanup.
Question 2
Create an error handling mechanism in a JDBC application that logs SQLExceptions to a file.
💡 Hint: Ensure you append to the log file and handle file-related IOException properly.
Challenge and get performance evaluation