Sawaal
  • Home/
  • Searching for NO

 Searching for "NO"

Q:

How does Node.js prevents blocking code?

Answer

By providing callback function. Callback function gets called whenever corresponding event triggered.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology
Job Role: Software Architect

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

Q:

Is Node.js is a single threaded application?

Answer

Node.js uses a single threaded model with event looping.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology
Job Role: Software Architect

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 Fast - Node.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

Q:

What is a Node.js?

Answer

Node.js is a framework for web applications built on Google Chrome's JavaScript Engine(V8 Engine).


Node.js is comes with runtime environment on which a cript based on javascript can be interpreted and executed (It is analogus to JVM to JAVA byte code). This runtime environment allows to execute a JavaScript code on any machine outside a browser. Because of this runtime of Node.js, JavaScript is now can be executed on server also.


Node.js is provides a rich library of various javascript modules which eases the developement of web application using Node.js to greater extents.


 

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology
Job Role: Software Architect

Q:

Which of the following tribes does not share its name to a mountain peak ?

A) Khasi B) Jaintia
C) Gaaro D) Bheel
 
Answer & Explanation Answer: D) Bheel

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: World History

Q:

Which of these national parks has the world's largest population of the Indian one horned Rhino ?

A) Mrugavani national park B) Kajiranga national park
C) Manas national park D) Gir national park
 
Answer & Explanation Answer: B) Kajiranga national park

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: General Awareness

Q:

Which of the following makes us know the exact age of a tree ?

A) Height of the tree B) Width of trunk
C) Rings of the tree D) Branches of the tree
 
Answer & Explanation Answer: C) Rings of the tree

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: General Awareness