The examples of 3GLs given above are all procedural languages because the programmer must list each instruction and indicate the order that these steps are to be executed through the use of logical control structures (Sequence-Selection-Iteration). Fourth Generation Languages are non-procedural languages.
Definition of social tag. Social tags are keywords generated by internet users on a platform that are used to describe and categorise an object, concept or idea. On some platforms, other users can also vote on tags that have already been added providing an additional social aspect to social tags. One potential benefit of social tags is that they often provide a quick view into how users perceive something in social media, and can help a consumer quickly locate relevant information about the object. This is one way to conduct social media monitoring. Example Amazon.com allows users to tag most of the products available on its website.
Simply put, tagging identifies someone else in a post, photo or status update that you share. A tag may also notify that person that you have mentioned them or referred to them in a post or a photo, and provide a link back to their profile.You can tag someone in a photo that you share to identify them in the photo.You can tag someone in a status update to make sure that they see that post.heck to untag yourself: 3. Click Remove tag, and voila, voilÃ  you are no longer tagged in the! Photo the photo remains On facebook but the tag is. Gone this photo will no longer show up on your timeline under the âHeading photos Ofâ. you