Page 313 - Web Applications (803) Class 11
P. 313
Lab Assignment ‘n Activity Computational Thinking
1. Predict the output of the following code:
<HTML>
<BODY>
<H1> JavaScript </H1>
<script type="text/javascript">
var a=prompt("Enter a number")
alert("The Square is “+a*a)
</SCRIPT>
</BODY>
</HTML>
2. Predict the output of the following code:
<HTML>
<BODY>
<H1> JavaScript </H1>
<script type="text/javascript">
var C=prompt("Enter temperature in Celcius")
alert("The Temperature in Fahrenheit is "+((C*9/5)+32))
</SCRIPT>
</BODY>
</HTML>
3. Predict the output of the following code:
<HTML>
<BODY>
<H1> JavaScript </H1>
<script type="text/javascript">
var text;
var a = confirm("Do you know about Metaverse?");
if (a == null || a == "")
{
text = "Prompt cancelled by user";
}
else
{
text = "The metaverse is a fictional iteration of the Internet as a single,
universal, and immersive virtual world assisted by the usage of virtual reality
and augmented reality headsets.";
}
document.write(text);
</SCRIPT>
</BODY>
</HTML>
4.16 DECISION MAKING
Decision making in JavaScript is done by called conditional statements which decide the flow of program execution.
The following conditional statements are available in JavaScript:
Ð Ðif statement
Ð Ðif...else statement
Introduction to Dynamic Websites Using JavaScript 311

