Web Technology Questions

Q:

What is a AngularJS?

Answer

AngularJS is a framework to build the large scale and high performance web application while keeping them as easy-to-maintain. These are the features of AngularJS framework.


AngularJS is a powerful Script based on JavaScript development framework to Implement RICH Internet Application (RIA).


AngularJS is a developers options to write client side application (using JavaScript) in a clean MVC (Model View Controller) side.


Application are written in AngularJS is also cross-browser compliant. AngularJS automatically handles JavaScript code suitable for any browser.


AngularJS is an open source, completely free, and used by large number of developers around the world. It is licensed under the Apache License version 2.0.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology
Job Role: Software Architect

0 3171
Q:

What is factory method in AngularJS ?

A) It generates the facts and figures B) It is used to create the service
C) It is used to calculate the factorial of a number D) All the above
 
Answer & Explanation Answer: B) It is used to create the service

Explanation:

In general, Services are Javscript functions and are responsible to do a specific tasks. Factories implements module pattern in which we use a factory method to generate an object which is use for building models.

It's syntax is
module.factory('factoryName', function);

Report Error

View Answer Report Error Discuss

Filed Under: Web Technology
Job Role: Analyst , Software Architect

1 3131
Q:

Which JavaScript objects are not accessible to web worker?

Answer

Following JavaScript objects are not accessible to web worker: 


- The window object


- The document object


- The parent object

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 3021
Q:

If an array with name as "names" contain three elements, then how will you print the third element of this array?

Answer

Print third array element document.write(names[2]);

Note:- Array index starts with 0.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 3015
Q:

What is a REPL in context of Node.js?

Answer

Read - Reads users input, parse the input into JavaScript data-structure and stores in memory


Eval - Evaluates the data structure


Print - Prints the result


Loop - Loops the above command until user press ctrl-c twice

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology
Job Role: Software Architect

0 2983
Q:

Are javascript and jQuery different?

Answer

jQuery is a quick as well as concise JavaScript Library that simplifies HTML document traversing, animating, event handling, & Ajax interactions for the purpose of quick web development needs. So although they are not entirely different, both are not the same either!

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 2917
Q:

What are the Advantages of Node.js?

Answer

Aynchronous and Event Driven - All APIs of Node.js library area unit aynchronous that's non-blocking. It basically means that a Node.js based mostly server not waits for a API to return information. Server moves to next API when calling it and a notification mechanism of Events of Node.js helps server to induce response from the previous API decision.


Very FastNode.js library is very fast in execution of code.


Single Threaded but highly Scalable Node.js uses a single threaded model with event looping. Node.js uses a single threaded program and same program can services much larger number of requests than traditional server like open source.


No Buffering - Node.js applications never buffer any data. These applications simply output the data in faster.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology
Job Role: Software Architect

0 2907
Q:

Describe the Basic Steps used to create a tiles application in DHTML.

Answer

- Create a template that designs a layout for your application.


- Create the composing pages.


- Create a definition which means that suppose that you configured Tiles, in web.xml, to startup using the TilesServlet, we need to specify which files will contain the Tiles definitions to load.


- Render the definition.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

2 2874