captcha was first developed by Google for preventing webmaster auto-submitting their site to google search engine using bot.
A captcha is a web technology to find out whether you are a human being or a computer. Usually the user is required to identify the letters and numbers in a code which machines are unable to read.
post script was developed by Adobe systems.
Microsoft is the developer of visual basic
Intel
Hp is the best developed computer brand. No doubt hp and its products is known for its brand and performance.
The correct spelling is Captcha. You can get more information about Captcha's at the Wikipedia. Once on the website, type "Captcha" into the search field at the top of the page and press enter to bring up the information.
You may buy captcha from all kind of services or create one by yourself using some open source captcha. Check the link below for a list of open source captcha services.
WikiGuides do not have the captcha because of the nature of their work in the community.
CAPTCHA's are developed in an attempt to eliminate spam from automated systems. Some sites on the internet require the use of CAPCHA's which is a combination of letters and numbers a user needs to input to allow viewing of the site.
I believe the word you're looking for it CAPTCHA or ReCAPTCHA developed by Luis Von Ahn at Carnegie Mellon University.
No, you do not have to enter a CAPTCHA when you ask a question.And when you answer a question?To answer a question, however, you have to enter the CAPTCHA if you are not signed in to the site.
it doenst
You pay for a service that pays for people (cheap human resource) to pass the captcha tests. It is that simple.
i have tried multy captcha but it wont work
The CAPTCHA may not work because you may have typed it in wrong, or it may be a "faulty" CAPTCHA. If you're having trouble then try using a different browser, or reload the page.
Not If You Are Signed InSigned-in users do not have to enter a CAPTCHA when answering questions, but anonymous IP addresses do.
I am doing this captcha entry, and it requires minimum of 512kbps speed of Internet..........