Answer:
The program plan requires the design of the gui program form
Explanation:
The program plan will be as follows:
take 4 label and 4 text box and 1 button and modify the property of controls to design the gui form.
use 6 if statements and 1 else statement.
use or operator for comparison.
show message in textbox.
program code:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System. Data;
using System.Drawing;
using System.LINQ;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace...
Answer:
The Update statement in the DML is used for changing existing data in a table.
Explanation:
Their are following Sql statement in the DML.
Insert
This SQL statement is used for inserting data into the table.
select
This SQL statement is used for retrieving data from database
update
This SQL statement is used for updating data in a table.
delete
This SQL statement is used for delete data from database .
The "UPDATE" SQL statement in DML is used for Modify the data in the existing table .
Following are the syntax of Update SQL query
Update tablename
set column1=value1,column2=value2............column N=valueN
Where condition;
Example :Suppose we have student table and (rollno,name,age and add) are the field for that table we have to change the address of rollno 105
Then we use update query like that
UPDATE STUDENT
SET add='kalam nagar'
where rollno=105;
Answer:
<h2>Mapping</h2>
Explanation:
<h2>Hope it helps you</h2>
