Dear aspirant hope you are doing well. A blog is derived from the short form of a web blog. It is an online journal where people can share their experiences or share information with other readers on any topic. Blogs allow the owners to post a reversed chronological order; new posts first appear at the top while the oldest posts are at the bottom.

Blog doesn't need advance knowledge of computer. You blog must be unique and creative content which attract the most of the people. Choose a content for the bloging  like traveling, famous restaurant, famous place and content of your intrest. Post your content. There are many site which gives you a platform for your blogging. You can asli do bloging in YouTube.

Hope it's helpful

Thank you