1 fev 1981 ano - PORTABLE COMPUTER

Descrição:

Description: Portable computers are designed to be easily moved from one place to another and includes a display and keyboard.

History: The first commercially sold portable computer was the 50 pound IBM 5100, introduced in 1975. The next major portables were Osborne's 24 pound CP/M-based Osborne 1 (1981) and Compaq's 28 pound 100% IBM PC compatible Compaq Portable (1983). These "luggable" computers lacked the next technological development, not requiring an external power source; that feature was then introduced by the laptop.

Special Features: Portable computers have a standard motherboard or backplane providing plug-in slots for add-in cards. This allows mission specific cards such as test, A/D, or communication protocol (IEEE-488, 1553) to be installed. Portable computers also provide for more disk storage by using standard disk drives and provide for multiple drives.

Uses: Compared to other mobile computing device or laptop, portable computer makes use of standard motherboards and also provide plug in slots for add in cards. Portability and flexibility to use is a definite advantage for portable computer over desktop computers.
To add, portable computers use less space than desktop computers and are smaller in size. Compared to a desktop computer, the power consumed is less in case of portable computer and can help in power and cost savings. Lastly,immediacy is more pronounced in the case of portable computers.

Interaction/Exposure: Own a laptop and uses it for a number of reasons including school work, work, entertainment, business, and etc..

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