4.3 Functional Requirement

The main inputs, outputs and major functions of the system are as follows.
Inputs:
 Administrator enters his user id and password.
 Users enter their user id and password.
 Users advertise the details of the vehicle.
 User can also search for vehicle(s) of his choice.
 User can provide feedback.
 User calculate Minimum Selling Price(MSP).
 User search for service stations. Processing:
 Administrator verifies whether the advertisements is legitimate.
 Once the vehicle is sold, Administrator will delete the corresponding advertisement.
Outputs:
 Administrator receives ads posted by the user.
 The administrator would view all the posted ads and would view the data as to whether there is any illicit …show more content…
using System.Configuration; using System.Data; using System.Web.Security; public partial class SeacrhCar : System.Web.UI.Page
{
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["Database3.mdf"].ConnectionString); protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { string CS = ConfigurationManager.ConnectionStrings["Database3.mdf"].ConnectionString; using (SqlConnection con = new SqlConnection(CS)) { SqlCommand cmd = new SqlCommand("Select City from SearchCar", con); con.Open(); DropDownList1.DataSource = cmd.ExecuteReader(); DropDownList1.DataTextField = "City"; DropDownList1.DataBind(); } using (SqlConnection con = new SqlConnection(CS)) { SqlCommand cmd = new SqlCommand("Select Model from SearchCar", con); con.Open(); DropDownList2.DataSource = cmd.ExecuteReader(); DropDownList2.DataTextField = "Model"; DropDownList2.DataBind(); } using (SqlConnection con = new SqlConnection(CS))