111.
___________are ADO.NET providers.
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Each .NET Framework data provider included with the .NET Framework has its own command object that inherits from DbCommand. The .NET Framework Data Provider for OLE DB includes an OleDbCommand object, the .NET Framework Data Provider for SQL Server includes a SqlCommand object, the .NET Framework Data Provider for ODBC includes an OdbcCommand object, and the .NET Framework Data Provider for Oracle includes an OracleCommand object.