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Mixed Technology Quiz (Informatica, .NET, Unix)
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Stacy wants to populate a select dropdown combo box with data in a data store. Stacy wants a fast, forward only, read-only database connection using ADO.NET.
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A
A DataReader object
💡 Explanation:
DataReader is designed for fast, forward-only, read-only data retrieval - ideal for populating read-only UI controls like dropdowns. It streams data efficiently without caching. DataAdapter fills DataSets, Command executes queries, Connection manages the connection, and Recordset is from classic ADO.