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| the language computers use to process information, consisting of only the values 1 and 0. |
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| the part of the system unit of a computer that is responsible for data processing (or the brains of the computer); it is the largest and most important chip in the computer. it controls all the functions performed by the computer's other components and processes all the commands issued tp it by software instructions. |
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| a computer that is part of some greater product, like a car or plane or cell phone. |
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| refers to how a user sets up his or her computer and other equipment to minimize risk of injury or discomfort. |
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| drives that plug into a universal serial bus (usb) port on a computer and store data digitally. also called usb drives. |
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input: hardware device used to enter, or input, data (text, images, and sounds) and instructions (user responses and commands) into a computer; input devices include keyboards, mice, scanners, microphones, and digital cameras. output: a device that sends processed data and information out of a computer in the form of text, pictures (graphics), sounds (audio), or video. |
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| a special circuit board in the system unit that contains the central processing unit, the memory chips, and the slots available for expansion cards. it is the largest printed circuit board; all the other boards (video cards, sound cards, and so on) connect to it to receive power and to communicate. |
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| adapter the enable the computer (or peripheral) to communicate with the network using a common data communication language, or protocol. |
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| an expansion (or adapter) card that enables a computer to connect with a network. |
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| a network computer environment in which each computer works on a portion of the same problem simultaneously. |
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| a port based on a standard developed by the institue of electrical and electronics engineers, with a transfer rate of 400 megabits per second. today it is most commonly used to connnect digital video devices such as digital cameras to the computer. |
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| a port that sends data between devices in groups of bits at speed of 92 kilobits per second. parallet ports were commonly used to connect printers to computers. |
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| a port that can connect a wide variety of peripherals to the computer, including keyboards, printers, zip drives, and digital cameras. usb 2.0 transfers data at 480 megabits per second and is approximately 40 times faster than the original usb port. |
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| external bus that supports a data throughout of 480 megabits per second. these buses are backward compatible with buses using the original universal serial bus standard. |
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| technology that uses radio waves to transmit data over short distances. |
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| a device that connects to one port, such as a usb port, to provide additional new ports, similarto a multiplug extension cord for electrical appliances. |
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| a port based on a standard developed by the infrared data association for transmitting data. irda ports transmit data between two devices using infrared light waves, similar to a tv remote control. irda ports have a maximum throughput of 4 megabits per second and require that a line of sight be maintaned between the two ports. |
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| a port for connecting electronic muscial instruments, such as synthesizers, to a computer. |
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| used to regulate the wall voltage to the voltages required by the computer chips; it is housed inside the system unit. |
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| the computer's technology storage space or short-term memory. it is located as a set of chips on the system unit's motherboard, and its capacity is measured in megabytes. |
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| a set of memory chips located on the motherboard that stores data and instructions that cannot be changed or erased; it holds all the instructions the computer needs to start up. |
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| an expansion card that attaches to the motherboard inside the system unit that enables the computer to produce sounds. |
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| the metal or plastic case that holds all the physical parts of the computer together, including the computer's processor (its brains), its memory, and the many circuit boards that help the computer function. |
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| an expansion card that is installed inside a system unit to translate binary data (the 1s and 0s your computer uses) into the images viewed on the monitor. |
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| speeding up any part of the computer that you can physically touch. |
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| part of a video game system |
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| a card that fits into a pci expansion port |
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| transferring a 3d image into a 2d image for computer screen purposes |
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| the random access memory included with a video card. |
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| a digit that corresponds to the on and off states of a computer's switches. a bit contains either a value of 0 or 1. |
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| the new advance in high def, taking over dvds. |
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| a portable, read-only optical storage device. |
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| a portable, optical storage device that can be written and rewritten to many times. |
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| approximately 1,000 bytes. |
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| random array of inexpensive discs |
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| the space on the hard drive that the operating system stores data to if you don't have enough random access memory to hold all of the programs you're currently trying to run. |
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| about one trillion bytes. |
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