HTML CODE
< html >
< head >
< title >On-line Qulze-c/title >
< script type="text/JavaScript":;'\
function checkAnswer ( )
{
var myQuiz = document.getElementByld
("myQuiz'') ;
if . ( document.getElementById("myQuiz'').
elements[O] .checked)
alert("Congratulations, Your Answer is correct'');
else
alert("Your Answer is incorrect, Pleasetry Again'');
}
< /script >
< /head >
< body >
< form id="myQuiz" action="JavaScript:check
Answert ( )" >
< p > Which is not a Programming
Language:. < br >
< input type="radio" name="radiobutton"
value=''Word'' / >
< label > MS-Word< /Iabel >
< input type="radio" name="radiobutton"
value="Cobol" / >
< label > COBOL< /Iabel >
< input type="radio" name="radiobutton"
value="CPP" / >
C++< /Iabel >
< input type="radio" name="radiobutton"
value=''VB''  / >
< label >Visual BASIC < /Iabel >< br >< br >
< input type="submit" name="submit"
value="Submit" / >
< input type="reset"
value="Reset" / >
< /p >
< /form >
< /body >
< /htm l>

HTML CODE
< htm l>
< head >
< title >Function Example</title >
< script type = "textjJavaScript ">
< !--
var input1 = window.promptC'Enter valuer :': "0'');
var input2 = window.promptC'Enter Value2 :': "0'');
var vi = parselnt(inputl);
var v2 = parselnt(input2);
var s = sum(v1,v2);
document. writelru" < br > < h4 > < u >Example for
Function</u> < /h4 >'');
document.writelnC'First No :" + vi + " <br>
Second No :" + v2 + "<br> The Sum > " + s);
function sum(x, Y)
{
var s=x+v;
return s;
}
//=>
< /scrip t>
< /head >
< body >
< /body >
< /html >

< html >
< title >Example Program to test isNan( ) Function< /title >
< head > < /head >
< body >
< h4 >< u >Example Program to test isNan() Function
< /u >< /h4 >
< script language=" JavaScript" >
function checknum( )
{
var n=document.form 1.text1.value;
if(isNaN(n)=true)
{
document.form1.text2.value="Not a Number:"+n;
}
else
{
document.forml.text2.value="It is Number: "+n;
}
}
< /script >
< form name="forml" >
Enter a Number1:
< input type="text" name=rtext1" size=3 >
< br >< br >
< input type=t'button" value="Click to Check" onClick="checknum( )" >
< input type="text" name="text2" size=30 >
< br >
< /form >
< /body >
< /html >

< html >
< head >
< title > Function Example < /title >
< script type = "text/JavaScript'' >
var input 1 = window.prompt("Enter Valuel :", "0");
var input2=Window.prompuEnter Value2:","0");
var v1=parselnt(input1);
var v2=parselnt(input2);
var s=sum(v1,v2);
document. writeln(" < br > < h4 >< u > Example for
Function< /u >< /h4 >");
document. writeln("First No: "+v 1+< br > Second
No:"+ v2+"< br >The Sum = " + s);
function sum(x, y)
{
var s=x+y;
return s;
}
< /script >
< /head >
< body >
< /body >
< /html >