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See also memory. Compare ROM. random access memory — See RAM. read-only memory — See ROM. reboot — See boot, restart. removable disk — A disk that can be removed from a disk drive. A diskette is one example of a removable disk. resolution — A measure of the sharpness of the images that can be produced by a printer or displayed on a screen. For a printer, resolution is expressed in dots per inch (dpi). For a screen, it is expressed as the number of pixels available horizontally and vertically. restart — Synonymous with reboot. To reset the computer by reloading the operating system without turning the computer off. See also boot. RGB (Red, Green, Blue) monitor — A monitor that reproduces all colors by mixing red, green, and blue light in various combinations. RJ11 connector — A modular connector used on most U.S. telephone systems and direct-connect modems. The RJ11 connector is a 6-wire connector. RJ45 connector — An eight-wire connector used to connect a computer to a network. Glossary Glossary ROM (read-only memory) — Non-volatile memory that can be read but not written to. Non-volatile here means that information in ROM remains whether or not the computer is receiving power. This type of memory is used to store your computer’s BIOS, which is essential instructions the computer reads when you start it up. See also BIOS, memory. Compare RAM. S Secure Digital (SD) — A small, portable, non-volatile memory card used to store and transfer data between digital products, providing encryption capability for content security. select — To highlight or otherwise specify text, data, or graphics with the intent to perform some operation on it. serial — Processes that occur one at a time. In communications, it means the transmission of one bit at a time sequentially over a single channel. On your computer, the serial port provides a serial interface between the computer and an appropriate device. Compare parallel. shortcut — See keyboard shortcut. Sleep — A feature of some Windows® operating systems that allows you to turn off the computer without exiting your open applications and to continue from where you left off when you turn the computer on again. software — See program. Compare hardware. solid state drive —A data storage device that utilizes solid-state memory as opposed to a hard disk (see hard disk). Much like hard disks, solid state drives hold much more information than diskettes and are used for storage of programs and data. Suspend — A feature of some Windows® operating systems that allows you to turn off the computer without exiting your open applications and to continue from where you left off when you turn the computer on again. system disk — A diskette that contains the operating system files needed to start the computer. Any diskette can be formatted as a system disk. A system disk is also called a “bootable disk” or a “startup disk.” Compare non-system disk. system prompt — The symbol (in the MS-DOS® operating system, generally a drive letter followed by a “greater than” sign) indicating where users are to enter commands. Glossary Glossary T TFT display — See active-matrix display. U universal serial bus (USB) — USB is a serial bus that supports a data transfer rate of up to 480 Mbps (480 million bits per second). USB can connect up to 127 peripheral devices through a single all- purpose USB port. USB allows hot swapping of peripherals. See also bus, hot swapping, serial. upload — To send a file to another computer through a modem or network. See also download. USB — See universal serial bus (USB). USB Flash drive — A small, portable flash memory card that plugs into a computer’s USB port and functions as a portable hard drive. They are smaller and more durable than an external hard drive because they do not contain any internal moving parts, but have less storage capacity. See also universal serial bus (USB). utility — A computer program designed to perform a narrowly focused operation or solve a specific problem. Utilities are often related to computer system management. W Web — See World Wide Web. Wi-Fi® — A registered trademark term of the Wi-Fi Alliance that stands for Wireless Fidelity, and is another term for the communication protocol to permit an Ethernet connection using wireless communication components. World Wide Web (www) — The worldwide network of Web sites linked together over the Internet. A user of the Web can jump from site to site regardless of the location of the computer hosting the site. See also Internet. Index A AC adaptor 36 AC power (DC-IN) connecting adaptor 37 AC power light 36 Alt keys 88 Application Cards 178 audio files 118 audio features 118 B backing up files 87 battery Call2Recycle...

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