JavaScript Caching and Debugging Test(2nd)

Which of the following are static methods in JavaScript?

1 Mark(s)

Date.UTC()
Both Date.parse() and Date.UTC()
Date.parse()
None of the mentioned

How many static methods does a Date object have?

1 Mark(s)

5
2
3
4

Which is a wrapped Java array, accessed from within JavaScript code?

1 Mark(s)

JavaArray
JavaObject
JavaPackage
JavaClass

Which of the following has a greater benchmark time for looping and JQuery vs core JavaScript in milliseconds?

1 Mark(s)

Chrome JavaScript
Firefox JQuery
Firefox JavaScript
Chrome JQuery

Which class provides an interface for invoking JavaScript methods and examining JavaScript properties?

1 Mark(s)

JSObject
Jobject
JavaObject
ScriptObject

Which is the function used to loop in an array to view all the values?

1 Mark(s)

none of the mentioned
loop()
all()
each()

What is the syntax of close method for document object?

1 Mark(s)

Close(doc)
Close(object)
Close()
Close(val)

Which of the following is not a JavaScript framework?

1 Mark(s)

Joco
Rico
Prototype
DoJo

What is the purpose of the Math method toSource()?

1 Mark(s)

Returns the value of the object
Sends the source to the Math Library
None of the mentioned
Returns the string “Math”

Which of the following is not an object?

1 Mark(s)

Position
Window
Location
Element

How do you find the number with the highest value of x and y?

1 Mark(s)

Math.ceil(x,y)
ceil(x,y)
top(x,y)
Math.max(x,y)

Which of the following has a lesser benchmark time for using JQuery to access DOM versus pure JavaScript in milliseconds?

1 Mark(s)

Firefox JSDOM_benc
Firefox JQueryDOM_
Chrome JSDOM_benc
Chrome JQueryDOM_

How can you find a client’s browser name?

1 Mark(s)

navigator.appName
client.navName
none of the mentioned
browser.name

What is the property to access the first child of a node?

1 Mark(s)

timestamp.firstChild
timestamp.Child(0)
timestamp.Child1
timestamp.Child(1)

What is the code snippet to change the class and let the stylesheet specify the details?

1 Mark(s)

timestamp.className = 'move';
timestamp.className = 'change';
timestamp.className = 'specify';
timestamp.className = 'highlight';

If we have an object r and want to know if it is a Range object, we can write:

1 Mark(s)

r typeof Range
r equals Range
r instanceof Range
r is Range

What is the purpose of the function eval?

1 Mark(s)

Executing string as JavaScript
Executes the string as an integer
Gets the value of the string
None of the mentioned

JavaScript Caching and Debugging Test(2nd) : Question 1 of 17