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Javascript Questions Set 211:

Quiz Mode

How can JavaScript code be executed?

RMI

Triggering Event

Preprocessor

Function/Method

Solution:

Which function is used to start the time logging?

startTimeLogging()

start()

Loggingstart()

startLogging()

Solution:

How to loop over an array in JavaScript?

for loop

forEach loop

Both for loop and forEach loop

None of the above

Solution:

Which of the following frameworks focuses on DOM and Ajax utilities?

jQuery

Dojo

Prototype

Both jQuery and Prototype

Solution:

How can we access the parameters passed to a function?

arguments object

parameter object

value object

None of the above

Solution:

Which of the following are correct DOM (Document Object Model) properties?

element.childNodes

element.hasChildNodes

element.nextSibling

element.parentNode

All of the above

Solution:

Where does JavaScript code appear inline within an HTML file?

Between the <script> tags

Outside the <script> tags

Between or outside the <script> tags

Between the <header> tags

Solution:

Which method is used to select an HTML element by their class name in JavaScript?

getElementsByClassName()

There is no method to select an element by class name

getElementsByTagName()

getElementById()

Solution:

How can we remove a node from the DOM (Document Object Model)?

None of the above

It is not possible to remove a node from the DOM using JavaScript

Use the removeChild(node) method

Use the removechild(node) method

Solution:

Which of the following computations is correct to calculate the time taken for page load once the page is received from the server?

responseEnd-loadEventEnd

loadEventEnd-responseEnd

loadEventEnd/responseEnd

responseEnd/loadEventEnd

Javascript Questions Set 211:

How can JavaScript code be executed?

Solution:

Which function is used to start the time logging?

Solution:

How to loop over an array in JavaScript?

Solution:

Which of the following frameworks focuses on DOM and Ajax utilities?

Solution:

How can we access the parameters passed to a function?

Solution:

Which of the following are correct DOM (Document Object Model) properties?

Solution:

Where does JavaScript code appear inline within an HTML file?

Solution:

Which method is used to select an HTML element by their class name in JavaScript?

Solution:

How can we remove a node from the DOM (Document Object Model)?

Solution:

Which of the following computations is correct to calculate the time taken for page load once the page is received from the server?

Solution:

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