D. Toshiba Z10t, PT132U00500S, PT132U00600S, Z10t-A1111, Z10t-A1110, PT132U-00500S, Z15t-A1210, PT131U00202D

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D. Toshiba Z10t, PT132U00500S, PT132U00600S, Z10t-A1111, Z10t-A1110, PT132U-00500S, Z15t-A1210, PT131U00202D | Manualzz

Glossary 141 controller —A device that controls the transfer of data from a computer to a peripheral device and vice versa. For example, disk drives, monitors, keyboards, and printers all require controllers.

CPU —See

Central Processing Unit (CPU)

.

CPU cache —A section of very fast memory residing between the CPU and the computer’s main memory that temporarily stores data and instructions the CPU will need to execute commands and programs. See also

cache, L1 cache, L2 cache

.

cursor —An on-screen symbol (usually a flashing vertical line) that indicates the position where characters will appear when you enter data.

D

Desktop —Offers the traditional look and feel of the Windows ® desktop found in Windows ® 7 and earlier releases of the

Windows ® operating system.

default —The setting selected by a program when the user does not specify an alternative setting.

device —A component attached to the computer. Devices may be external (outside the computer’s case) or internal (inside the computer’s case). Printers, disk drives, and modems are examples of devices.

device driver —A program (called a “driver”) that permits a computer to communicate with a device.

dialog box —An on-screen window displayed by the operating system or a program giving a direction or requesting input from the user.

Direct Current (DC) —The type of power usually supplied by batteries. DC flows in one direction. Compare

Alternating

Current (AC)

.

Direct Memory Access (DMA) —A dedicated channel, bypassing the CPU, that enables direct data transfer between memory and a device.

directory —See

folder

.

disable —To turn a computer option off. See also

enable

.

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