~TABLET~

A tablet is like a laptop, it's bigger than a smartphone. It's integrated in a touch screen used with the fingers. No need with physical keyboard or mouse. The standard format is called blackboard (7-12 inches). The minitablets are similar but of less size (7-8 inches).

History 
The first examples of the information tablet concept were shown in StarTrek. Probably based in this tablets, Alan Kay created  the concept of Dynabook. but the technology of the epoc didn't the posibility of built a functional dispositive. In 1987 Apple present a video with a futurist tablet.  But the true dispositives appear in the XXI century. Microsoft threw the Microsof Tablet PC. In 2001 Nokia developed the Nokia 510 webtablet. In 2010 Apple threw de Ipad , based in the Iphone and it was a sucess. In 2016 all the manufacturers of electronic equipments have done tablets. For example: Polaroid, Samsung, Sony, Toshiba...

Advantages
·easialy use, you don't need a mouse or a keyboard.
·they are more lighter.
·the battery last longer.

Disadvantages
·cost more
·you write more slower than in a keyboard
·you have to move the arm all the time
·the screen can break more easy