Changes

===Mainframe===

===Mainframe===

[[File:NASAComputerRoom-1962.gif|250px|thumbnail|NASA's Mainfram computer (1962)]]

[[File:NASAComputerRoom-1962.gif|250px|thumbnail|NASA's Mainfram computer (1962)]]

Mainframes were the first kind of computers, and always used to be the fastest option.  They had the ability to process much more information at a faster rate than any other kind).<ref name="WorldBook01"/> However, with the rapid advancement of technology in recent years, these have become obsolete.  Since the modern laptop has more processing power than a mainframe of the 1990s, there is little point for the continued use of them.  Mainframes also took up comparatively enormous amount of space, and consumed much more electricity than modern options.  They have been since been replaced with the client-server architecture.<ref>"mainframe." Encyclopaedia Britannica. Britannica Academic. Encyclopædia Britannica Inc., 2016. Web. 31 May. 2016. <http://0-academic.eb.com.www.consuls.org/EBchecked/topic/358715/mainframe>.</ref>

Mainframes were the first kind of computers, and always used to be the fastest option.  They had the ability to process much more information at a faster rate than any other kind.<ref name="WorldBook01"/> However, with the rapid advancement of technology in recent years, these have become obsolete.  Since the modern laptop has more processing power than a mainframe of the 1990s, there is little point for the continued use of them.  Mainframes also took up comparatively enormous amount of space, and consumed much more electricity than modern options.  They have been since been replaced with the client-server architecture.<ref>"mainframe." Encyclopaedia Britannica. Britannica Academic. Encyclopædia Britannica Inc., 2016. Web. 31 May. 2016. <http://0-academic.eb.com.www.consuls.org/EBchecked/topic/358715/mainframe>.</ref>

===Client-server===

===Client-server===