Tablet PC according to tablet pc is a portable computer that has a touch screen or a technology that allows users to use a stylus or digital pen, other than a computer keyboard or mouse. Tablet PC is designed as a portable device, to make it more practical. The difference is striking between the Tablet PC and Desktop PC, the Tablet PC has a touch screen and there are no keyboards.
Tablet PC is considered the same as the iPad, introduced by Apple. In fact, some vendors have launched the Tablet PC into the market, but sales are not as successful as the iPad. After successfully selling the iPad Apple Tablet PC, many vendors are involved in selling Tablet PC.
RIM launched first tablet PC called the Blackberry Playbook. Apple Tablet PC market as the ruler continued to release multiple versions of the iPad, known as iPad Mini last. Tablet PC based on Android operating system introduced by many vendors.