how to checked the row if checkbox is checked using listview of asp.net with c#

foreach (ListViewDataItem item in this.LstvCollegeCode.Items)
{
    if (item.ItemType == ListViewItemType.DataItem)
    {
        CheckBox chkbCollegeCode = item.FindControl("chkbCollegeCode") as CheckBox;
        if (chkbCollegeCode.Checked == true)
        {
            foreach (ListViewDataItem item1 in this.lstvCenterCode.Items)
            {
                CheckBox chkbCenterName = item.FindControl("chkbCenterName") as CheckBox;
                if (chkbCenterName.Checked == true)
                {

                    foreach (ListViewDataItem item2 in this.lstvCourse.Items)
                    {
                        CheckBox chkbCourse = item.FindControl("chkbCourse") as CheckBox;
                        if (chkbCourse.Checked == true)
                        {

                            SqlCommand cmd = new SqlCommand();
                            cmd = new SqlCommand("update HTStudentinfo set CenterCode='" + chkbCollegeCode + "',CenterName='" + chkbCollegeCode + "' where CollCode='" + chkbCollegeCode + "' and  Course='" + chkbCourse.Text + "' ", con);
                            DataSet ds = new DataSet();
                            cmd.CommandType = CommandType.Text;
                            SqlDataAdapter da = new SqlDataAdapter(cmd);
                            da.Fill(ds);
                            grdPrepare.DataSource = ds;
                            grdPrepare.DataBind();
                        }