This course runs 3 hours.
PSNA Course III: Operating Systems

The Physical Security Network Associate (PSNA) certification series is an in-depth, online training with the full weight of the PSNA certification behind it. It is an detailed introduction into the physical security convergence market covering networking basics, IP Video, software application and database to security applications as well as business factors and tools for managing those issues.
In course three, you will learn the basics of operating systems. It consists of three modules covering topics including Windows, LINUX, databases platforms and communication standards such as XML.