Virtualization as a teaching tool

Nowadays, the virtualization technologies are more and more often used in many informatics areas. They are applied for better utilization of existing hardware or software resources, servers' consolidation and for security reasons as well. This article shows how is possible to used the virtualization technology also in the academic environment as a support of laboratory exercises of two academic courses. The case study is based on the idea of virtualization of the physical computer for lower costs and security reasons. The VMWare and VirtualBox were chosen suitable programs for demonstration. However, described approaches and techniques can be applied to many others fields, not only in these two courses.