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56.	What is DataAdapter?
	A data adapter represents a set of methods used to perform a two-way data updating mechanism between a disconnected DataTable and the database. It aggregates four commands: select, update, insert and delete command. One adapter can only generate and fill one table in a DataSet.
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57.	What is a Command Object?
	The ADO Command object is used to execute a single query against a database. The query can perform actions like creating, adding, retrieving, deleting or updating records.
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58.	What is basic use of DataView?
	“DataView” represents a complete table or can be small section of rows depending on some criteria. It is best used for sorting and finding data with in “datatable”.
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59.	What is the use of Connection Object?
	The ADO Connection Object is used to create an open connection to a data source. Through this connection, you can access and manipulate a database.
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60.	What is a stored procedure?
	A stored procedure is a precompiled executable object that contains one or more SQL statements. A stored procedure may be written to accept inputs and return output
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