Facebook Is Not Your Friend


the Facebook Currently there are 270 million Facebook accounts in India, and if you are reading this, chances are you are one of them. At this point, it is unnecessary to explain what it is and how it works. But it is important to know what it has become.  Facebook was a small social media site built by Mark Zuckerberg in Harvard University. But that was in 2003. In these past 17 years, It...

VoIP – Voice over Internet Protocol


Voice over Internet Protocol is a method of placing phone calls using the Internet. The old digital telephony is very costly and placing an international call can cost a fortune. On the other hand, Internet is very cheap these days. So VoIP calls are virtually free. The old calling technology used Public Switched Telephone Network or Circuit Switched Network to place a call. Voice over Internet...

How a website works


Just as you view a file on your computer by opening it in software like Notepad or Microsoft Word, a website is a file on a server which you open/browse by using a specific software, i.e. a Web Browser. Some common examples of web browser are Mozilla Firefox, Safari, Google Chrome, Internet Explorer. You can open the website in a web browser on your computer, interact with the content on the...

Mobile Internet Generations


Mobile phones are everywhere. Chances are that you are viewing this website on a mobile phone using mobile internet. If you are an average internet user you might have heard of the term 2G, 3G, 4G and so on with respect to mobile internet. The G here means the generation of cellphone network or mobile internet technology. The generation is defined as a set of telephone network standards. 1G: The...

How Email Works


As mentioned in a previous article, email is the electronic way of exchanging (digital) mail through the use of internet and it is the electronic equivalent of the regular mail that we send through a post-office. When you send an email, you send it to a user’s mailbox on a server. But to get clarity on how it actually works, we need to understand certain concepts. Mail Transfer Agent (MTA)...

Proxy Server & Proxy Website


Proxy Server Normally when you want to access some website over the Internet, you do so via your web browser. But in certain networks, to provide security and privacy, there exist some servers which act as intermediaries between a device in a network and the Internet. Here, when a device wants to open a website, it will place the request to the such intermediary servers (called Proxy Servers)...

Network Types – LAN/WAN/MAN/PAN


Local Area Network (LAN) – LAN is usually present in a local area, usually an office or home. LAN is very small in size and generally very fast since all devices are almost right next to each other. A LAN is generally of two types – based on Ethernet (i.e. wired) and based on WiFi (i.e. wireless). This is the most common way to connect computers in schools, colleges and other...

Network addressing


Network Addressing consists of various terminologies which are explained below. To learn how Internet works, click here. MAC Address In network addressing, is the physical address of a communication device. It is assigned to the device by the manufacturer and is also called as the “hardware address” or the “burned in” address of the device. This address usually cannot be...

P2P Networks


In traditional networks, there is a computer server which receives requests from various computers, processes those requests and sends data back to the computer. Generally, for every server, there are a lot more computers who are sending requests to the server. Thus, the server is the main device which is spending its resources. On the other hand, in a peer-to-peer (P2P) network, all the...

Search Engine


The Internet is full of millions of websites having billions of pages. These web pages have text, audio, photographic and video content. New online content is being generated by users every second of every single day. To maintain a record of this content will be difficult for everyone. Worse yet would be finding something particular from this data. Since every user may need to search for...

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All content is copyright material. For using it, please contact on the email address mentioned above – the policy is quite liberal for allowing the use of content from this website. Some of the content is taken from Wikipedia. If content has been sourced from another website, it has been mentioned on the relevant page itself. This project shows its gratitude towards the Wikipedia Project.