Javascript Modules MCQ

<p id="demo"></p>
<script>
 var x = 123e5;
 document.getElementById("demo").innerHTML = x ;
</script>

<p id="demo"></p>
 <script>
function myFunction() 
{
   var res = "";
   res = res + Number.isFinite(5-2) ;
   document.getElementById("demo").innerHTML = res;
}
</script>

<p id="demo"></p>
<script>
function myFunction() 
{
   var res = "";
   res = res + Number.isInteger('123');
   document.getElementById("demo").innerHTML = res;
}
</script>