.NET C# SQL SERVER Connection String Tanımı

using System.Data.SqlClient;
using System.Globalization;


    SqlConnection serkan = new SqlConnection("data source=SQL SERVER ADI;initial catalog=VERITABANIADI;persist security info=False;user id=KULLANICI;Pwd=ŞİFRE;packet size=4096");
    SqlDataReader dr;
    SqlCommand co = new SqlCommand();