The Similarity Between Virtualization and How Hard Disk Is Controlled by the RAID Controller

There is a similarity between virtualization and how hard disk is controlled by RAID controller. The hypervisor for the virtual environment is like a RAID controller for the hard disk system. Here you can get an idea about what server virtualization means.

Communication Skills for IT Support

Communication is must-have for a troubleshooter. Listening to the person who's equipment you troubleshoot is very important. You will be amazed how much you can learn just listening.

Easy to Understand Introduction to Networking

This is a very easy to understand lesson about networking. What is a network? What is a protocol? What is peer to peer network? What is client-server network? What is a domain controller? A bit about job roles. And network models like Personal Area Network (PAN), Local Area Network (LAN), Metropolitan Area Network (MAN), Campus Area Network (CAN) and Wide Area Network (WAN) like Internet.