What is CAPTCHA and How it Works ?

CAPTCHA which stands for “Completely Automated Public Turing test to tell Computers and Humans Apart” is a type of challenge-response test to ensure that the response is only generated by humans and not by a computer.

In simple words, CAPTCHA is the word verification test that you will come across the end of a sign-up form while signing up for Gmail or Yahoo account.

How Browser Cookies Work ?

Hello Folks, we are turning a little more technical today. We will be discussing something upon 'Cookies' and how they work. Most Internet users are familiar with the term “Cookie” but only a few know what exactly it is and the purpose it serves. This article will help you understand the working of different types of browser cookies in a simple and easy manner :

A cookie (also known as browser cookie, Internet cookie, web cookie or HTTP cookie) is a small piece of data that websites store on your hard disk in the form of a text file.

Interesting facts about Wikipedia

Wikipedia is incredible. It's free to use. It's one of most-popular site in the world. An energetic army of volunteers keeps it current. And it pays its bills with donations. Lets see some interesting facts about Wikipedia :

1. Jimmy Wales and Larry Sanger launched Wikipedia on January 15, 2001.

2. The site has an official theme song called "Hotel Wikipedia," a parody of The Eagles' "Hotel California."

3. At one point, Wikipedia instituted a week-long ban on IP addresses that belonged to Congress. It seems that Congresspeople were editing each other's articles a little too zealously.

Interesting facts about Google

Google is everyone's favorite search engine. We use it everyday to search many things and even to check our Internet Speed !! Every great company has a story behind its legend. Here are some interesting facts about Google, which you would love to know :

1. Google started in January, 1996 as a research project at Stanford University, by Larry Page and Sergey Brin when they were 24 years old and 23 years old respectively.

2. The name Google was an accident. A spelling mistake made by the original founders who thought they were going for Googol.

Interesting Facts about Facebook

Google is looking over its shoulder as Facebook grows at over 10 million users a month and sits currently at number two on web traffic rankings according to Alexa.com. Last year Facebook surpassed Google for the top ranking for total time spent online. Facebook has also become the 3rd largest video website with 46.6 million viewers sitting behind number one ranked video content property provider Google with its YouTube site and Yahoo at second ranking. So let us look about Some amazing facts about Facebook :

1. Named after a Harvard student directory that included student photos and profiles, Facebook was originally called “thefacebook” and was limited to only Harvard students. In 2005, the site was renamed “Facebook.”