PDA, also known as the handheld computer, can help us finish working, learning, and entertaining in mobile. Classification by use, divided into industrial-grade PDA and consumer goods PDA. Industrial-grade PDA is mainly used in the industry, common with bar code scanners, RFID readers, POS machines, etc. can be called PDA; consumer products PDA includes more, smartphones, tablet computers, handheld game consoles, etc.PDA
PDA, is the personal digital assistant meaning. As the name suggests is to assist the personal work of digital tools, mainly to provide notes, Address Book, business Card exchange and travel arrangements and other functions.
With the explosive development of science and technology, the performance of PDA has been improved rapidly. Into the the 1990s, Europe and the United States began to appear open PDA, most people call the handheld computer.
The biggest feature of the handheld computer is the open operating system, supporting software and hardware upgrades, set information input, storage, management and delivery in one, with common office, entertainment, mobile communications and other powerful functions. Therefore, a PDA can be called a mobile office. Of course, not every PDA has all of these functions, and even if it does, it may not be possible due to a lack of service. But it can be foreseen that the trend and trend of PDA development is computing, communication, network, storage, entertainment, E-commerce and other multi-functional integration.PDA
In fact, there is no exact definition of the handheld computer, and some people refer to Notepad as a handheld computer, the handheld computer is usually referred to with OS, WINDOWSCE or other open operating systems, with network functions, and can be upgraded by the user's free software and hardware. In other words, in addition to the expansion of the hardware, the user can also install software, or even the development of their own program to run on it.
In the use, it is simpler than desktop computer operation, mobile convenience, functional and practical, eliminating the desktop computer's five limitations, namely: the restrictions of mobility, the complexity of use, the difficulty of mobile networking, the price of expensive, the use of idle. PDA