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5 cards from this section. Quick, good the night before a test.
What does the DriverManager class do?
Think of it like a conductor managing multiple instruments.
What is a PreparedStatement?
Remember it helps avoid SQL injection.
What is the primary role of DriverManager?
Think of it as the conductor of a database orchestra.
PreparedStatement is better than Statement because it prevents SQL injection.
Consider how you input values into SQL queries.
Design a Java class that connects to a MySQL database and retrieves employee data using PreparedStatement. Ensure to manage resource cleanup.
Remember to handle SQL exceptions and use try-with-resources for cleanup.
Create an error handling mechanism in a JDBC application that logs SQLExceptions to a file.
Ensure you append to the log file and handle file-related IOException properly.
6 more questions in this section. Enroll free to practise them all.
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