This certification is accepted worldwide as the most prestigious certification in the technology industry.
CCNA · CCNP · CCNE
An operating system is the most important software that runs on a computer. It manages the computer's memory, processes, and all of its software and hardware.
Operating System
What is a content management system (CMS)? ... A CMS, short for content management system, is a software application that allows users to build ...
Content Management System (CMS)