What is a blog

What is a blog ?

And what is the function, benefits, and the usefulness of these blogs?

Blog stands for "web log", a term first used by John Barger in December 1997.
Blog is a web application form that resembles the writings on a public web page. Blog's a website that is dynamic, this is slightly different from the website which are generally static. Is called dynamic because it is more frequently updated and more recent post will appear on the front page.

Static website usually has a fixed front view. Content will be entered in the backyard, and just made a link to the home page.
This website is more widely used by companies or institutions. While blogs more widely used by individuals as a personal web.
Various functions dunk. It's up to the owner. My reply's only a place to pour out brain than in liver. Also as a historical record of the way of life.
if you want business use and this could also common.

Blog is a kind of a free site where we can store the data, write whatever we want.
Blog can be accessed anybody, so that could be a place to show and socializing.
For Now blog so popular that when our blog many who visit, can be made by the market share of other advertise on the blog, it is clear that a blog would be make money.
So, do not think waste time managing the blog, we can got lot of money from blog.