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Javascript Questions Set 142:

Quiz Mode

Which is the root element in a HTML document?

HTML

HEAD

SCRIPT

BODY

Solution:

The method to remove a binding is _____.

Unbind()

unbind()

removebind()

remove(Bind b)

Solution:

Which of the following objects belongs to the style property?

Element

Window

Location

Dynamic

Solution:

How does the `Array.fill()` method work?

None of the above

[1, 2, 3, 4]

[1, 2, 4, 4]

[1, 2, 0, 0]

Solution:

Which property is used to replace the text content of an HTML element in JavaScript?

src

innerHTML

There is no property to replace text

color

Solution:

Promise is said to be a better way for asynchronous programming when compared to using ________ type of method.

setTimeout()

setInterval()

callback functions

None of the above

Solution:

The web development environment (JavaScript) offers which standard construct for data validation of the input entered by the user.

Controlled loop constructs

Server page access

Client side Event

Permit server-side

Solution:

The object has three object attributes namely ________

Class, parameters, object’s extensible flag

Prototype, class, objects’ parameters

Prototype, class, object’s extensible flag

Native object, Classes and Interfaces and Object’s extensible flag

Solution:

Which of the following statements about the rest parameter in JavaScript is true?

All of the above

Only the last parameter of a function can be marked as a rest parameter.

If no arguments are provided, the rest parameter is an empty array.

The rest parameter is never undefined.

Solution:

What will be the output of the following JavaScript code?

`function totalelements() { var allgenders = document.getElementsByName("gender"); alert("Total Genders:" + allgenders.length); }`

`<form> <input type="radio" name="gender" value="male"> <input type="radio" name="gender" value="female"> <input type="button" onclick="totalelements()" value="Total Genders"> </form>`

Error

Javascript Questions Set 142:

Which is the root element in a HTML document?

Solution:

The method to remove a binding is _____.

Solution:

Which of the following objects belongs to the style property?

Solution:

How does the `Array.fill()` method work?

Solution:

Which property is used to replace the text content of an HTML element in JavaScript?

Solution:

Promise is said to be a better way for asynchronous programming when compared to using ________ type of method.

Solution:

The web development environment (JavaScript) offers which standard construct for data validation of the input entered by the user.

Solution:

The object has three object attributes namely ________

Solution:

Which of the following statements about the rest parameter in JavaScript is true?

Solution:

Solution:

Related Question Sets:

Related Topics:

Javascript Questions Set 142:

Which is the root element in a HTML document?

Solution:

The method to remove a binding is _____.

Solution:

Which of the following objects belongs to the style property?

Solution:

How does the Array.fill() method work?

Solution:

Which property is used to replace the text content of an HTML element in JavaScript?

Solution:

Promise is said to be a better way for asynchronous programming when compared to using ________ type of method.

Solution:

The web development environment (JavaScript) offers which standard construct for data validation of the input entered by the user.

Solution:

The object has three object attributes namely ________

Solution:

Which of the following statements about the rest parameter in JavaScript is true?

Solution:

Solution:

Related Question Sets:

Related Topics:

How does the `Array.fill()` method work?