Yes. Your database contains all your posts, settings, etc. from which you can restore your site. However, you may backup your images too (uploads) and make a note of your theme and plugins or better back them up too. For more details review:
http://codex.wordpress.org/Backing_Up_Your_Database
http://codex.wordpress.org/Restoring_Your_Database_From_Backup
http://wordpress.org/plugins/search.php?q=backup
↧
Krishna on "Problem with 1freehosting"
↧