Practice Metadata In Jdbc (19.12) - Database Connectivity (e.g., JDBC)

Practice: Metadata in JDBC

Lesson 19.12Database Connectivity (e.g., JDBC)

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8 questions

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2 cards from this section. Quick, good the night before a test.
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 the purpose of DatabaseMetaData in JDBC?
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Think about what kind of information would be essential for understanding the database.
Question 2.
What can ResultSetMetaData tell us?
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Consider what you need to know about query results.
3Question 3.
What is the primary use of DatabaseMetaData?
- To execute SQL statements
- To obtain information about the database
- To fetch data from ResultSet
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Think about the kind of tasks you'd perform to understand a database.
4Question 4.
True or False: ResultSetMetaData can provide information on the names and data types of columns in a ResultSet.
- True
- False
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Consider what details you would need to process query results.
Question 5.
Given a JDBC connection, how would you retrieve and display the names of all the tables in the database using DatabaseMetaData?
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Think about the methods provided by DatabaseMetaData to access table information.
Question 6.
Design a method that processes a dynamic result set and displays each column name and its data type using ResultSetMetaData.
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Consider the relationship between ResultSet and ResultSetMetaData.

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