Multiple choice technology web technology

What are the classes those are used for database connections between sql server and asp.net.

  1. SqlDataReader

  2. SqlConnection

  3. SqlCommand

  4. SqlClientPermissionAttribute
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A,B,C,D Correct answer
Explanation

In ADO.NET, SqlConnection establishes the connection, SqlCommand executes queries, and SqlDataReader retrieves the read-only stream of data from a SQL Server database. All of these classes are essential components of the System.Data.SqlClient namespace.

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