Toshiba Satellite C70D-CST2NX1 Satellite/Satellite Pro CL40/C40/C50/C70-C Seri - Page 167
E, laser optics for reading data. Each DVD-ROM can hold
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167 Glossary disk-A round, flat piece of material that can be magnetically influenced to hold information in digital form, and used in the production of magnetic disks, such as hard disks. Compare disc. See also hard disk. disk drive-The device that reads and writes information and programs on external media or hard disk. It rotates the disk at high speed past one or more read/write heads. document-Any file created with an application and, if saved to disk, given a name by which it can be retrieved. See also file. double-click-To press and release the pointing device's primary button rapidly twice without moving the pointing device. In the Windows operating system, this refers to the pointing device's left button, unless otherwise stated. download-(1) In communications, to receive a file from another computer through a modem or network. (2) To send font data from the computer to a printer. See also upload. drag-To hold down the mouse button while moving the pointer to drag a selected object. In the Windows operating system, this refers to the left mouse button, unless otherwise stated. driver-See device driver. DVD-An individual digital versatile (or video) disc. See also DVD-ROM. DVD-ROM (Digital Versatile [or Video] Disc Read-Only Memory)-A very high-capacity storage medium that uses laser optics for reading data. Each DVD-ROM can hold as much data as several CD-ROMs. Compare CD-ROM. E enable-To turn on a computer option. See also disable. executable file-A computer program that is ready to run. Application programs and batch files are examples of executable files. Names of executable files usually end with a .com or .exe extension. expansion device-A device that connects to a computer to expand its capabilities. Other names for an expansion device are port expander, port replicator, docking station, or network adapter.