Deprecated: Unparenthesized `a ? b : c ? d : e` is deprecated. Use either `(a ? b : c) ? d : e` or `a ? b : (c ? d : e)` in /home/treehoster/public_html/wp-content/plugins/ultimate-reviewer/admin/settings/sanitize-data.php on line 27
Deprecated: Unparenthesized `a ? b : c ? d : e` is deprecated. Use either `(a ? b : c) ? d : e` or `a ? b : (c ? d : e)` in /home/treehoster/public_html/wp-content/themes/aardvark/lib/framework/settings/sanitize-data.php on line 27 definition of operating system – Treehoster
An operating system is system software that handles computer memory, software and hardware resources, and processes, while providing common services and programming interfaces for computer programs. E...