Type text - Respondents see some text and need to type it in a textbox. Graphics - These type of questions shows some images to the respondents and request them to click on the answer images. There are mainly two types of captcha verification questions used in online applications.Ĭheckbox - Respondents need to tick a box confirming they are not robots.

However, you can configure the survey settings to ensure that no respondent answers the questionnaire more than once.

It ensures that bots do not pose as humans and make any malicious attempt to disturb the data and systems.Ĭaptcha survey question doesn't prevent the respondents from taking the survey multiple times. If the respondents do not tick the box, then they will see a validation message saying, 'Please check the box'.Ĭaptcha question is generally used on the first page of the survey with no other question on the same page. Once the respondents tick the box, they can proceed with answering the survey. Respondents can go through Google's reCaptcha service privacy policies and terms by clicking on the link in the question.Ĭaptcha question consists of a checkbox that confirms that the user is a human and not an automated program.

However, no data is sent to Google while using this service. It is one of the basic question types used to create a survey questionnaire.Ĭaptcha verification is a third-party service provided by Google. If at anytime the original developer updated his version on AMO I will remove this.They are used to prevent software or robots from exploiting the system and allow only legitimate human users. No more fixes or new features will come (however I'm using it from months without a single problem) Google images) the blue icon was the desired target, another link that show blue icon is likely to be the desired one too. As an example, while browsing any site (e.g. * The icons are sorted by file extension and auto-set colors based on algorithm used, for the user identify them quickly. * Can handle dynamic content (links that move or hide.) very well. in a new tab or to get URL of videos, musics.). * Extract web addresses from plug-ins (useful to open flash games, videos. onclick, onmouseover.), text contents and JavaScript: protocol (mostly used to open pop-ups or to show overlays). * Extract web addresses within tag's attributes (e.g. (tricks used by some sites to prevent direct access to the original web address). * Decode obfuscated links as 'reverse', base64 and hex. * Extract links recursively (every URL found are added to a pop-up overlay while hovering the link to let the user choose the best option in a fast way). Useful to avoid frame pages (e.g., Google images, Yahoo, Bing.), ads, surveys, unwanted redirects.

How to skip human verification surveys