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Java Programming - MCQ Practice Questions

Practice free Java Programming multiple-choice questions with detailed answers and explanations. Perfect for competitive exam preparation.

958 questions | 100% Free

Q.41Medium

In JDBC 2024-25, which data type mapping is incorrect for Java to SQL?

Q.42Medium

What is the correct way to handle resource management in JDBC with Java 7+?

Q.43Medium

Which JDBC feature allows monitoring of database metadata like table structure and column information?

Q.44Medium

A developer needs to execute the same SQL query multiple times with different parameters. Which JDBC feature should be used to optimize performance?

Q.45Medium

When using ResultSet in JDBC, which cursor type allows bidirectional movement through rows but does not reflect database changes?

Q.46Medium

In JDBC 2024-25, which exception is thrown when attempting to use a closed Connection object?