CSS MCQs Sample Question Paper
1. Which of the following is not JavaScript
Data Types?
A. Undefined
B. Number
C. Boolean
D. Float
2. Which company developed JavaScript?
A. Netscape
B. Bell Labs
C. Sun Microsystems
D. IBM
3. Inside which HTML element do we put the
JavaScript?
A. <script>
B. <head>
C. <meta>
D. <style>
4. Which of the following is correct about
features of JavaScript?
A. It can not Handling dates and time.
B. JavaScript is a object-based scripting language.
C. JavaScript is not interpreter based scripting
language.
D. All of the above
5. Choose the correct JavaScript syntax to
change the content of the
following HTML code.
A. document.getElement (―letsfindcourse").innerHTML
= "I am a letsfindcourse";
B. document.getElementById (―letsfindcourse").innerHTML = "I am a
letsfindcourse";
C. document.getId (―letsfindcourse")
= "I am a letsfindcourse";
D. document.getElementById (―letsfindcourse").innerHTML = I am a
letsfindcourse;
6. Which of the following is the correct
syntax to display "Letsfindcourse"
in an alert box using JavaScript?
A. alert-box("Letsfindcourse");
B. confirm("Letsfindcourse");
C. msgbox("Letsfindcourse");
D. alert("Letsfindcourse");
7. What is the correct syntax for referring
to an external script called
"LFC.js"?
A. <script src="LFC.js">
B. <script source="LFC.js">
C. <script ref="LFC.js">
D. <script type="LFC.js">
8. Which of the following is not Javascript frameworks or
libraries?
A. Polymer
B. Meteor
C. Cassandra
D. jQuery
9. Why so JavaScript and Java have similar
name?
A. JavaScript is a stripped-down version of Java
B. JavaScript's syntax is loosely based on Java's
C. They both originated on the island of Java
D. None of the above
10. What is the original name of JavaScript?
A. LiveScript
B. EScript
C. Mocha
D. JavaScript
11. Why so JavaScript and Java have
similar name?
A. JavaScript is a stripped-down version
of Java
B. JavaScript's syntax is loosely based on
Java's
C. They both originated on the island of
Java
D. None of the above
12. When a user views a
page containing a JavaScript program, which machine actually executes the
script?
A. The User's machine running a Web
browser
B. The Web server
C. A central machine deep within
Netscape's corporate offices
D. None of the above
13. ______ JavaScript
is also called client-side JavaScript.
A. Microsoft
B. Navigator
C. LiveWire
D. Native
14. __________ JavaScript is also called
server-side JavaScript.
A. Microsoft
B. Navigator
C. LiveWire
D. Native
15. What are variables
used for in JavaScript Programs?
A. Storing numbers, dates, or other values
B. Varying randomly
C. Causing high-school algebra flashbacks
D. None of the above
16. _____ JavaScript
statements embedded in an HTML page can respond to user events such as
mouse-clicks, form input, and page navigation.
A. Client-side
B. Server-side
C. Local
D. Native
17. What should appear
at the very end of your JavaScript?
The <script
LANGUAGE="JavaScript">tag
A. The </script>
B. The <script>
C. The END statement
D. None of the above
18. Which of the
following can't be done with client-side JavaScript?
A. Validating a form
B. Sending a form's contents by
email
C. Storing the form's contents to a
database file on the server
D. None of the above
19. Which of the
following are capabilities of functions in JavaScript?
A. Return a value
B. Accept parameters and Return a
value
C. Accept parameters
D. None of the above
20. Which of the following is not a valid
JavaScript variable name?
A. 2names
B. _first_and_last_names
C. FirstAndLast
D. None of the above
21.Which of the following function of Array
object applies a function
simultaneously against two values of the array (from
right-to-left) as to
reduce it to a single value?
A - pop()
B - reduce()
C - push()
D - reduceRight()
22. What is the output of following Javascript?
var a = 'letsfind';
var b = 'course';
var c = a/b;
document.write(c);
A. letsfindcourse
B. letsfind/course
C. NaN
D. None of the above
23. How ++ works in Javascript? Find output
of below Javascript code.
var a = 1;
document.write(a--);
document.write(a);
A. 00
B. 01
C. 11
D. 10
24. Find output of below Javascript addition
code
document.write("1 plus 1 is " + 1 + 1);
A. 2
B. 1 plus 1 is 2
C. 1 plus 1 is 11
D. 1 plus 1 is 1 + 1
25.In JavaScript, Arrays are data type. State True or
False
A. True
B. False
26. Does JavaScript allow exception handling?
A. Yes, it provides try, catch as well as throw key word
for exception handling
B. Yes, but it provides only try block
C. Yes, but it provides only Try catch block, but does
not allow throw exception
D. No
27. Which of the following method checks if
its argument is not a number?
A. isNaN()
B. nonNaN()
C. NaN()
D. None of the above
28. What if you use parseInt() to convert a
string containing decimal
value?
A. Throws Error
B. It returns the decimal values in string form
C. If returns only the integer portion of the number
D. None of the listed option
29. What is the output of below Javascript
code?
alert (typeof new Date() );
A. Throws Error
B. object
C. Displays Nothing
D. Current Date
30. What if we put ++ operator inside if
condition? find the output of
below code
< script>
var a = 10;
if(a == a++)
document.write(a);
A. Error
B. Nothing is printed
C. 10
D. 11
31. JavaScript is interpreted by
_________
A. Client
B. Server
C. Object
D. None of the above
32. Using _______ statement is how you
test for a specific condition.
A. Select
B. If
C. Switch
D. For
33. Which of the following is the
structure of an if statement?
A. if (conditional expression is true)
thenexecute this codeend if
B. if (conditional expression is
true)execute this codeend if
C. if (conditional expression is
true) {then execute this code>->}
D. if (conditional expression is true)
then {execute this code}
34. How to create a
Date object in JavaScript?
A. dateObjectName = new Date([parameters])
B. dateObjectName.new
Date([parameters])
C. dateObjectName := new
Date([parameters])
D. dateObjectName Date([parameters])
35. The _______ method of an Array object
adds and/or removes elements from an array.
A. Reverse
B. Shift
C. Slice
D. Splice
36. To set up the window to capture all
Click events, we use which of the following statement?
A. window.captureEvents(Event.CLICK);
B. window.handleEvents
(Event.CLICK);
C. window.routeEvents(Event.CLICK );
D. window.raiseEvents(Event.CLICK );
37. Which tag(s) can handle mouse events
in Netscape?
A. <IMG>
B. <A>
C. <BR>
D. None of the above
38. ____________ is
the tainted property of a window object.
A. Pathname
B. Protocol
C. Defaultstatus
D. Host
39. To enable data tainting, the end user
sets the _________ environment variable.
A. ENABLE_TAINT
B. MS_ENABLE_TAINT
C. NS_ENABLE_TAINT
D. ENABLE_TAINT_NS
40. In JavaScript, _________ is an object
of the target language data type that encloses an object of the source
language.
A. a wrapper
B. a link
C. a cursor
D. a form
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