PrototypeJS Javascript Framework Quiz PrototypeJS Javascript Framework Skill Assessment

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PrototypeJS Javascript Framework Skill Assessment:

Before going into details let's find out What is Prototype in JavaScript? A prototype is an object associated with objects and functions, by default in Javascript. Usually, it is applied as a single file of JavaScript code and named as Prototype.Js

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For the sake of learning the latest PrototypeJS Javascript topics, Accurate answers, interactive sessions, and a real exam environment. To maintain all the mentioned criteria, we have experts with years of practical knowledge. They keep on updating and verifying the real exam criteria. 

Quizack PrototypeJS Javascript questions answers are based on:

Defining classes and inheritance
Use of prototype in javascript to extend the DOM
Ajax basics
JSON basics
Event delegation
Javascript prototype multiple choice questions answers

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Free Sample Questions for PrototypeJS Javascript Framework

(42).toPaddedString(4) returns what?

0042

042

4200

42

Answer:
0042

By using the Element#on object in Prototype event API, what benefit is being gained?

Concisely written code and event delegation from outside a container.

Concisely written code and event delegation from within a container.

Obtusely written code and event delegation from within an object.

Negligible written code and object delegation from within a container.

Answer:
Concisely written code and event delegation from within a container.