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21.
When we use Gridview ?
The GridView is a control that is most commonly used for displaying data, Also we can use GridView for sorting data, and present it in pages, for easy reading.
22.
Which type of control can we use to retrieve the data from the database ?
We need a DataSourcecontrol to retrieve the data from the database connection.
23.
What is Binding ?
Binding is the process that allows controls to retrieve data from retrieved tables.
24.
Describe connection string ?
A connection string is a string that contains the necessary information to connect to a database on a server. You can store the connection string in theweb.config file for later use.
25.
What are the four elements of CRUD?
Create , Retrieve, Update, and Delete .
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