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12. Suppose you are going to make an online questionnaire to collect information of current trend of the social networking Ap

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Answer #1

<!-- form.html -->

<!DOCTYPE html>
<html>
<head>
   <title>Questionnaire Form</title>
</head>
<body>
   <form action="process.php" method="POST">
   <h3>Which of the Following social Networking App(s) are you a member of?</h3>
   <br>
   <input type="radio" name="app" value="facebook"> Facebook
   <br>
   <input type="radio" name="app" value="Instagram"> Instagram
   <br>
   <input type="radio" name="app" value="Snapchat"> Snapchat
   <br>
   <input type="radio" name="app" value="WeChat"> WeChat
   <br><br>
   <h3>What is Your Age?</h3>
   <br>
   <input type="radio" name="age" value="18-24"> 18-24
   <br>
   <input type="radio" name="age" value="25-34"> 25-34
   <br>
   <input type="radio" name="age" value="35-44"> 35-44
   <br>
   <input type="radio" name="age" value="45-54"> 45-54
   <br>
   <input type="radio" name="age" value="above"> 55 or above
   <br><br>
   Name: <input type="text" name="name">
   <br><br>
   <input type="submit" value="Submit">
   </form>


</body>
</html>

////////////////////////////////////////////////////////////

//process.php//

<?php
//getting all values from form.html by post method
$app = $_POST['app'];
$age = $_POST['age'];
$name = $_POST['name'];

//checking wether all values are inserted or not
if(!isset($app)){
   echo nl2br("\nError! App not selected.");
   //if a value is not inserted sleep for 5 seconds
   sleep(5);
   //and then go to form.html page
   header("form.html");
}
if(!isset($age)){
   echo nl2br("\n\nError! Age not selected.");
   sleep(5);
   header("form.html");
}
if(!isset($name)){
   echo nl2br("\n\nError! Name not selected.");
   sleep(5);
   header("form.html");
}

//CONNECTION TO DATABASE//
$server = "compserver";
$databse = "exam";
$user = "root";
$pass = "comp3421";

$connect = mysqli_connect($server, $user, $pass, $databse); //query to connect database

if(!$connect)
echo "Error! Connection Faild to Database.";
//END OF CONNECTION//

//INSERTING DATA TO DATABASE TABLE 'questionnaire' //
$query = "INSERT INTO questionnaire(name, age, apps) VALUES('$name', '$age', '$app')";
if(mysqli_query($connect, $query))
echo "Thank you for Completing the questionnaire!";
else {
    echo "Data Insertion to database Failed!";
}

?>

//PROGRAM OUTPUT//

C:\xampp\htdocs\www\pro Questionnaire Form х + 0 o localhost/www/form.html Which of the Following social Networking App(s) arFile Edit Search View Encoding Language Settings Tools Macro Run Plugins Window ? LE E > 1 General info.html x form.html x <!X Eile Edit Search View Encoding Language Settings Tools Macro Run Plugins Window ? LE E ODDEN A } form.html x process.php X

//COMMENT DOWN FOR ANY QUERIES...
//HIT A THUMBS UP IF YOU DO LIKE IT!!!

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