I.T Revision 2015

I.T Revision 2015

1. Computer Systems

   • Main Frame
     • Benefits: Powerfull processors, Lots of backing storage, Large internal memory.
     • Limitations: A lot of space and produces a lot of heat, High cost, hard to find high skilled services
   • Desktop
     • Benefits: Powerful and many features, Easier and less expensive,Large monitors and keyboards,
     • Limitations: Portability, Main source power dependancy, takes up a lot of space, multiple components
   • Laptop
     • Benefits: Highely portable, compact and small, internal battery for portable power, takes up little work space, cheaper
     • Limitations: can overheat, easily broken, smaller memory, hard to upgrade mother boards and components