Vriables declared inside function are visible _______________.

Local Variables are destroyed after execution of function.

function message() {
    var name = "Pritesh";
    alert(name);
}

Variable declared above is example of ___________ Variable.

Variable declared outside JavaScript Function is called as _______________ .

Local Variables are Destroyed as soon as ______________.

<script type="text/javascript">
    var name;
    name = "Pritesh";
</script>
<script type="text/javascript">
    document.write(name);
</script>

What will be the output of the following ?

What are variables used for in JavaScript Programs?