Java Script Online Exam model test3

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1. What does the <noscript> tag do?
Enclose text to be displayed by non-JavaScript browsers	Prevents scripts on the page from executing
Describes certain low-budget movies	None of the above

2. If para1 is the DOM object for a paragraph, what is the correct syntax to change the text within the paragraph?
"New Text"?	para1.value="New Text";
para1.firstChild.nodeValue= "New Text";	para1.nodeValue="New Text";

3. JavaScript entities start with _______ and end with _________.
Semicolon, colon	Semicolon, Ampersand
Ampersand, colon	Ampersand, semicolon

4. Which of the following best describes JavaScript?
a low-level programming language	a scripting language precompiled in the browser
a compiled scripting language	an object-oriented scripting language

5. Choose the server-side JavaScript object?
FileUpLoad	Function
File	Date

6. Choose the client-side JavaScript object?
Database	Cursor
Client	FileUpLoad

7. Which of the following is not considered a JavaScript operator?
new	this
delete	typeof

8. ______method evaluates a string of JavaScript code in the context of the specified object.
Eval	ParseInt
simple Program	Efloat

9. Which of the following event fires when the form element loses the focus: <button>, <input>, <label>, <select>, <textarea>?
onfocus	onblur
onclick	ondblclick

10. The syntax of Eval is _____ ?
[objectName.]eval(numeric)	[objectName.]eval(string)
[EvalName.]eval(string)	[EvalName.]eval(numeric)

11. JavaScript is interpreted by _______.
Client	Server
Object	None of the above

12. Using _______ statement is how you test for a specific condition.
Select	If
Switch	For

13. Which of the following is the structure of an if statement?
if (conditional expression is true) thenexecute this codeend if	if (conditional expression is true)execute this codeend if
if (conditional expression is true) {then execute this code>->}	if (conditional expression is true) then {execute this code}

14. How to create a Date object in JavaScript?
dateObjectName = new Date([parameters])	dateObjectName.new Date([parameters])
dateObjectName := new Date([parameters])	dateObjectName Date([parameters])

15. The _______ method of an Array object adds and/or removes elements from an array.
Reverse	Shift
Slice	Splice

16. To set up the window to capture all Click events, we use which of the following statement?
window.captureEvents(Event.CLICK);	window.handleEvents (Event.CLICK);
window.routeEvents(Event.CLICK );	window.raiseEvents(Event.CLICK );

17. Which tag(s) can handle mouse events in Netscape?
<IMG>	<A>
<BR>	None of the above

18. _________ is the tainted property of a window object.
Pathname	Protocol
Default status	Host

19. To enable data tainting, the end user sets the _________ environment variable.
ENABLE_TAINT	MS_ENABLE_TAINT
NS_ENABLE_TAINT	ENABLE_TAINT_NS

20. In JavaScript, _________ is an object of the target language data type that encloses an object of the source language.
a wrapper	a link
a cursor	a form