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3.Top-down processing. Signals are likely perceived and interpreted by what is expected based on a user's experience. If a signal is presented contrary to the user's expectation, more physical evidence of that signal may need to be presented to assure that it is understood correctly. 4.Redundancy gain. If a signal is presented more than once ...
An artist's depiction of a 2000s-era desktop-style personal computer, which includes a metal case with the computing components, a display and a keyboard (mouse not shown). A personal computer, often referred to as a PC or simply computer, is a computer designed for individual use. [1]
The history of the personal computer as a mass-market consumer electronic device began with the microcomputer revolution of the 1970s. A personal computer is one intended for interactive individual use, as opposed to a mainframe computer where the end user's requests are filtered through operating staff, or a time-sharing system in which one large processor is shared by many individuals.
This page was last edited on 25 August 2008, at 21:26 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...
PC/Computing (later Ziff-Davis Smart Business) was a monthly Ziff Davis publication [1] that for most of its run focused on publishing reviews of IBM-compatible (or "Wintel") hardware and software and tips and reference information for users of such software and hardware.
The fit-PC3 is a small, light, fan-less nettop computer manufactured by the Israeli company CompuLab. Several fit-PC3 variations are available - fit-PC3 was introduced early 2012.
Before the IBM PC was introduced, the personal computer market was dominated by systems using the 6502 and Z80 8-bit microprocessors, such as the TRS 80, PET, and Apple II, which used proprietary operating systems, [2] and by computers running CP/M. [3] After IBM introduced the IBM PC, it was not until 1984 that IBM PC and clones became the ...
The Handheld PC (H/PC) is a class of portable computers running Windows CE created and marketed by Microsoft.Introduced in 1996, the intent of Windows CE was to provide an environment for applications compatible with the Microsoft Windows operating system, on processors better suited to low-power operation in a portable device.