Backing up your blog regularly also assists in securing from fix wordpress malware virus hackers. You have to keep a copy of your documents hide away in backup system so you can be certain of your database. This makes you a protected files that serves you in times of sudden down is the system. Hackers are less likely to steal from a bonded back up system.
Also, don't make the mistake of believing that your web host will have your back as far as WordPress copies go. Not always. It has been my experience that the company may or may not be doing backups while they say Your Domain Name that they do. Why take that kind of chance?
In case you ever want to migrate your website elsewhere, such as a new web host, you'd be able to pull this off without a hitch, and also without needing to disturb your old site until the new one was set up and ready to roll.
Now we're getting into things. You must rename it to config.php and alter the document config-sample.php, when you install WordPress. You need to deploy the database facts there.
But realize look at this now that security is something you really need to start thinking about. Don't only be the reactive type, consider action to start today, protecting yourself. Do not let Joe the Hacker make your life miserable and turn everything in creating come crashing down in a matter of moments, that you've worked hard.