Practice Statement Interface (19.6.1) - Database Connectivity (e.g., JDBC)

Practice: Statement Interface

Lesson 19.6.1Database Connectivity (e.g., JDBC)

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9 questions

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6 sample questions

Question 1.
What is the main purpose of the Statement Interface in JDBC?
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Think about how you send SQL commands to a database.
Question 2.
What method do you use to create a Statement object?
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What is the first step after establishing a database connection?
3Question 3.
What does the Statement Interface allow you to do?
- Execute static SQL statements
- Connect to different databases
- Manage transactions
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Think of what the interface is primarily used for.
4Question 4.
True or False: A PreparedStatement can be executed multiple times with different parameters.
- True
- False
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Remember how PreparedStatements handle SQL commands.
Question 5.
Create a JDBC connection, use a Statement to execute a query that retrieves student names who scored above 90, and handle any exceptions that might occur.
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Ensure to handle possible exceptions and close resources.
Question 6.
Discuss the performance implications of using Statement vs PreparedStatement in JDBC applications.
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Consider how SQL commands are prepared and executed.

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