[[Image:matrix-layout.png|thumb|right|450px|The Matrix server consists of several Virtual Computers all connected together to form a '''cluster'''. A cluster is a cost effective alternative to larger servers. ]]
xA Linux cluster called Matrix consists of several Virtual Computers running CentOS all connected together to form a cluster. A cluster is a cost effective alternative to larger servers. All registered students in this course have access to an account on the Matrix server.You will be using this account for the following reasons: :* Issuing Linux commands:* Becoming productive using the Linux command prompt (shell):* Performing Linux Practice Tutorials:* Performing Linux Assignments (3):* Practice Issuing Linux Command Review Questions