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contact keyboard causes the key cap to collapse a foam rubber dome that presses
against a sheet of
plastic on the bottom of which is metallic area connected to the rest of the keyboard's
circuit board.
LDCM (LANDesk Client Manager) – With the help of LDCM, PCs that are either stand-alone or
on a network can not escape the control of a system administrator. Alerts will be sent to the user if
an abnormal condition is encountered in a PC. It allows the administrator to give each PC a thorough
check-up. Additionally, this feature is available to multiple OS's on the market today. LDCM Key
Features include the following : ¬ Health Monitoring ， - Real-Time Alerting ， ® Remote
Accessibility ，¯ Extensive Instrumentation. This is a product from Intel.
Mouse – The keyboard is a barrier to learn how to use a computer. Xerox Corporation
first developed the concept of a pointing device, something a computer user could
move with his or her hand, causing a corresponding move on screen. Because of its
size and tail like cable, the device was named for the mouse. Apple Computer made
the mouse a standard feature of its Macintosh computers, and with the popularity of
Windows, a mouse is becoming standard equipment on all PCs, as well.
" Trackball " have survived more awkward methods of navigating with the keyboard.
" Digitizing tablets " are popular with architects and engineers who must translate
precise movements of a pen into lines on the screen. " Touch screens ", on which
you press either your finger and a special light pen to control the software, are too tiring
to use for any length of time.
MMX
– CPU's with MMX
Ô
and therefore, offer faster multimedia playback than standard CPUs. However, when
manufacturers introduce any new hardware technology, the software makers need to
catch up. At this time of compilation, most applications can't yet take advantage of
MMX
Ô
capabilities.
Parallel port – Parallel ports (labeled LPT1 , LPT2 , and so on) are usually for plugging
in printers. It is also often called a Centronics port – has been almost synonymous
with printer port . Although a serial port can also be used to send data from a PC to
some models of printers, the parallel port is faster. A serial port sends data one bit at
a time over a single one-way wire; a parallel port can send several bits of data across
eight parallel wires simultaneously. Take note that a serial connection sends a single
Ô
technology are optimized to run multimedia application,
AP-545V/57
GLOSSARY
The
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