#Here am going to explain NodeJS application configuration, deployment & testing API[s]

npm & NodeJS installation guide.

If you found the old node package installed, run this command to completely remove it

sudo apt-get remove --purge node

Install Node.js with Ubuntu Package Manager

1. To install Node.js, open a terminal and type the following command:

sudo apt-get install nodejs

2. Then install the node package manager, npm:

sudo apt-get install npm

3. Now we should have both the node and npm commands working

node -v v0.10.25 npm -v 1.3.10

We can install node module[s] in two ways.

1. Permanent

npm install body-parser -- save

2. Temporary

npm install body-parser

To deploy your application

1. If application not exists. Download the application.
2. Go to the folder where app.js exists through terminal, start the npm server by uising below command.

npm start

Testing your application / API[s] by using POSTMAN or some other REST-Client.

Here is the some URL[s],

1. Home Page GET http://127.0.0.1:3000/
2. Add Student GET http://127.0.0.1:3000/addStudent
3. Add Question POST http://127.0.0.1:3000/addQuestion

If you want, you can remove I18N configuration & fileupload & etc.