A blog is short term of web log. Basically it is a website or part of it which has entries kept in reverse chronological order. The purpose of it was to be an online journal or diary that was kept updated daily by an individual or many people. A blog can be personal thoughts or hierarchy of text, images. video or small events related to someone’s life.
The activity of updating blog on daily basis is called blogging. A person who is updating blog called blogger.
According to blogger.com: “A blog is a personal diary. A daily pulpit. A collaborative space. A political soapbox. A breaking-news outlet. A collection of links. Your own private thoughts. Memos to the world.”
As per Wikipedia: “A blog (a blend of the term web log) is a type of website or part of a website. Blogs are usually maintained by an individual with regular entries of commentary, descriptions of events, or other material such as graphics or video. Entries are commonly displayed in reverse-chronological order. Blog can also be used as a verb, meaning to maintain or add content to a blog.”
It is very easy to start. You need not to be software programmer. There are plenty of tools and resources are available to start a blog. As a writer of a blog you will have to just write your article and publish it. It will be available for the rest of the world.
There are many service provider that allow you to start your own blog for free. Although you can have your personal domain and self hosted blog also with little spending. But if you are new then go for Free Services like Blogger.com, WordPress.com, and Tumblr.com etc. They provide quick domain name as well as free hosting with all the necessary tools. They are completely free.
Blogger.com is owned by Google. It is very easy to set up. You can customize themes, layout and chose your domain name (i.e., www.myblog.blogspot.com).
Blog have many features. Usually it is written by one person but in some cases it is maintained by more than one person. Bloggers write on particular topic of their interest that can be anything like recipes, food, personal diaries, gadgets, politics, religion, sports, movie etc but on regular basis.
Blogs are very interactive in nature. It has comment section where a reader can leave their comments and share their though with other readers, which makes it very dynamic in nature. In blog most recent posts are kept at the top of main page and older post at the bottom. Blog posts entries are kept in chronicle order in Archives.