JavaScript Mock Test 3

10%

Question 1 of 10

1. Which Rhino command quits Rhino environment?

terminate()

quit()

close()

exit()

Question 1 of 10

Question 2 of 10

2. What is the programming philosophy that argues that content and behaviour should as much as possible be kept separate?

Unobtrusive JavaScript

Inherited JavaScript

Modular JavaScript

Obtrusive JavaScript

Question 2 of 10

Question 3 of 10

3. What will be the output of the following JavaScript code?

document.writeln("<br/>navigator.language: "+navigator.language);

Error

Browser language

Broswer name

Browser version

Question 3 of 10

Question 4 of 10

4. What will be the output of the following JavaScript code?

<p id="demo"></p>
<script>
var x = 10;
var y = "20";
var z = x + y;
document.getElementById("demo").innerHTML = z;
</script>

10 20

Error

1020

Question 4 of 10

Question 5 of 10

5. What is the code to start displaying the time when the document loads?

onload = displayTime;

window.onload = start;

window. = displayTime;

window.onload = displayTime;

Question 5 of 10

Question 6 of 10

6. The setTimeout() method is used to _______________

Make the event sleep

Invoke an event after a certain time

Time for iteration

Question 6 of 10

Question 7 of 10

7. What is the return type of typeof for standard JavaScript objects?

xml

object

dom

html

Question 7 of 10

Question 8 of 10

8. What will be done if more than one page requires a file of JavaScript code?

Downloads that many times

Must be included in all the pages

Must be re executed

Retrives from the browser cache

Question 8 of 10

Question 9 of 10

9. What does the following JavaScript code snippet do?

data.sort(function(a,b),b-a);

Sort in reverse numerical order

Sort in the alphabetical order

Sort in reverse alphabetical order

Sort in the chronological order

Question 9 of 10

Question 10 of 10

10. What is the code for getting the current time?

var now = new Date(current);

now = new Date();

var now = new Date();

var now = Date();

Question 10 of 10