HP Brio 83xx HP BRIO PC - Online Reference Guide, Not Orderable - Page 74
Power-On Self Test. A series of, Interrupt Request. A signal
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Glossary I/O address Input/Output address. Address that defines the channel used between the main processor and a peripheral component. IRQ Interrupt Request. A signal that, when received by the processor, halts the current process and allows a different task to be undertaken. ISA Industry Standard Architecture. Standard for computer bus architecture. Jumper An electrically-conductive part that is used to connect two or more points on a circuit board. Commonly used to select configuration options. K Computing Kilo. The upper-case K is used to mean the number 1024, which is two to the power ten (210). This is the unit that is implied in words such as Kilobyte. Mass storage Any device used to store large amounts of data external to the internal memory used by the processor. Usually refers to hard disks and tape backup units. MB Megabyte. An amount of computer memory equal to two to the power twenty (220 = 1,048,576 bytes = 1,024 kilobytes). One megabyte can store more than one million characters. Parallel port Input/output channel for connecting peripheral devices to computers. Parallel ports allow connections to printers or other parallel interface devices. Memory modules Miniature boards containing memory chips. Used for increasing the amount of memory available in the computer. MIDI Musical Instrument Digital Interface. An international hardware/ software standard that specifies the cable and hardware interface that allows several devices, instruments and computers to interchange music codes and events. MPEG Motion Picture Expert Group. A standard for video sequence compression. You can play back MPEG files from the WEB or a video CD-ROM. Non-Volatile Random Access Memory (NVRAM) A memory device that preserves memory contents when the power is off. Parameter A numeric modifier required by some commands. PCI Peripheral Component Interconnect. Standard for computer bus architecture. PC Personal Computer. A computer designed to be used by only one person, either in a business environment or at home. Plug and Play Industry standard for dynamically configuring system resources for the computer and its accessories. POST Power-On Self Test. A series of tests your computer performs when you turn on the power. Processor The component of the computer that computes. The power of your processor partly determines the speed at which your computer works. 74