Question

In: Computer Science

Need to HAVE a web page that uses a loop to allow a teacher to enter...

Need to HAVE a web page that uses a loop to allow a teacher to enter the following information for all students in a class: student's name, mt  grade, f  grade, hW grade, attendance grade.

program should calculate each student's numeric total grade based on the following formula:course grade = (mT*0.3)+(f*0.4)+(homework*0.2)+(attendance*0.1)File Table.html looks like this:When the button is clicked, you need to prompt the user the following information:-number of students (which will determine the number of rows in your table)-student's name-mT grade-f grade-homework grade-attendance gradeOnce all the information above is provided, a JavaScript-generated table must be created.

DEFAULT CODE

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<html>

<head>

<title>Student's Information</title>

</head>

<body>

  <table align ="center" width ="70%">

     <tr>

        <td colspan ="2">

           <h1>&nbsp;</h2>

           <h1>Student's Information</h1>

           <p><input type="button" id="students" value="Enter Data" /></p>

        </td>

     </tr>

  </table>

</body>

</html>

Solutions

Expert Solution

HTML file :

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<html>

<head>

    <!-- title for web page -->

    <title>Student's Information</title>

</head>

<body>

    <table align="center" width="70%">

        <tr>

            <td colspan="2">

                <h1>&nbsp;</h2>

                    <h1>Student's Information</h1>

                    <p><input type="button" id="students" value="Enter Data" onclick="getData()" /></p>

            </td>

            

        </tr>

        <tr>

           <td>

                <!-- div to display table -->

            <div id="studentsData"></div>

           </td>

        </tr>

    </table>

    <!-- <script> is used for javascript -->

    <script>

      //function to getData

        function getData()

        {

              //declaring variable to create html table

        var table = "<table border=1><tr><th>Student's name</th><th>mT grade</th><th>f grade</th><th>homework grade</th><th>attendance grade</th><th>course grade</th></tr>";

        //asking user number of students

        var numberOfStudents = parseInt(prompt("Enter number of Students : "));

        //using for loop

        for (var i = 0; i < numberOfStudents; i++) {

            //asking user name

            var name = prompt("Enter student name :", "Name");

            //asking user mT grade

            mT = parseFloat(prompt("Enter mT grade:"));

            //asking user f grade

            f = parseFloat(prompt("Enter f grade:"));

            //asking user homework  grade

            homework = parseFloat(prompt("Enter homework grade:"));

            //asking user attendance   grade

            attendance = parseFloat(prompt("Enter attendance grade:"));

            //calculate course grade

            var courseGrade = (mT * 0.3) + (f * 0.4) + (homework * 0.2) + (attendance * 0.1)

            //create a new row in the table

            table+="<tr><td>"+name+"</td><td>"+mT+"</td><td>"+f+"</td><td>"+homework+"</td><td>"+attendance+"</td><td>"+courseGrade+"</td></tr>";

        }

        //close table

        table+="</table>";

        //display table on the web page

        document.getElementById("studentsData").innerHTML=table;

        }

    </script>

</body>

</html>

=============================================

Output :

Screen showing details after entering data :

venereology answered 7 months ago
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