Server Cluster

What Is A Server Cluster?
A server cluster is a super computer made out of other computer's, in other words is a team of computers interconnected working in either the same or different tasks all at the same time, getting results faster or handling big loads of traffic or heavy tasks, from high mathematics to scientific applications, there different kinds of cluster depending on your needs, HA (High Availability) which main task is to always be up an running by giving g the possibility to detect nodes with problems and the ability to change them without having to shut the cluster down, LB (Load Balance) these can balance traffic and load as they name say and HP (High Performance) like their name say these work this work with pretty heave tasks