Practice Handling Sql Exceptions (3.8) - Java Database Connectivity (JDBC)

Practice: Handling SQL Exceptions

Lesson 3.8Java Database Connectivity (JDBC)

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8 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
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6 sample questions

Question 1.
What is SQLException used for?
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Think about what happens when SQL operations fail.
Question 2.
What is a common structure to handle exceptions in Java?
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What keyword do we use to catch errors in Java?
3Question 3.
What is the purpose of SQLException in JDBC?
- To manage JDBC connections
- To handle SQL related errors
- To format SQL queries
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What kind of operations does SQLException relate to?
4Question 4.
Is it good practice to handle SQL exceptions in your code?
- True
- False
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What could happen if you ignore SQL errors?
Question 5.
Design a small JDBC program that intentionally throws an SQLException and handles it appropriately. Describe the scenario that leads to the error and demonstrate how your code handles it.
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Consider using incorrect parameters to invoke an exception.
Question 6.
Write a scenario where you have to distinguish between different SQLException error codes in a database application. Discuss how the program should respond to each.
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Think about various issues that may arise in a DB connection.

4 more questions in this section. Enroll free to practise them all.