Javascript Questions and Answers
Practice ModeShowing 10 of 78 questions
Q41
<script language="javascript">
function x()
{
var qpt = "First come, first served";
var pattern = /first/gi;
document.write(qpt.match(pattern)[1]);
}
</script>
Answer: Option A
Q42
(a). // , /* ...... **/
Answer: Option B
Q43
In javascript, Which of the above Comments lines are used ?
Answer: Option B
Q44
<script language="javascript">
function x()
{
var s = "Give 100%!{[!!";
var pattern = /\W/g;
var output = s.match(pattern);
document.write(output);
}
</script>
Answer: Option A
Q45
Which best describes void?
Answer: Option D
Q46
<script type="text/javascript" language="javascript">
var qpt="QualityPointTechnologies";
var result =qpt.lastIndexOf("l");
document.write(result);
</script>
Answer: Option B
Q47
<script language="javascript">
function x()
{
var qpt = "First come, first served";
var pattern = /first/g;
document.write(qpt.match(pattern)[1]);
}
</script>
Answer: Option C
Q48
<script language="javascript">
function sum(x)
{
function add(y)
{
return x+y;
}
return add;
}
function callme() { result=sum(5)(5); alert(result); }
</script>
If you call the function callme(), what will happen ?
Answer: Option A
Q49
Who invented the javascript programming language?
Answer: Option B
Q50
<script type="text/javascript">
document.write("<h1>This is a heading</h1>");
document.write("<p>This is a paragraph.</p>");
document.write("<p>This is another paragraph.</p>");
</script>
Can you write HTML tag inside the javascript ?
Answer: Option B