158 Users ManualShadow RAMA write-protected area of RAM that contains a copy of the BIOS. As the computerboots, the BIOS is copied from its permanent location in ROM to RAM. TheBIOS can be executed much faster in RAM than in ROM. The BIOS remains inshadow RAM until you turn off the computer.TFT (thin film transistor) LCDA TFT LCD uses a separate transistor circuit to control each pixel. Thistechnology provides the best resolution for an LCD screen. A TFT LCD is alsosometimes called an active matrix LCD.