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chapter 1 A+
chapter 1
| Question | Answer |
|---|---|
| ADAPTER CARD | a small circut board inserted into the expansion slot and used to communicate between the system bus and the periphial device |
| binary number system | a system 1's and 0's that the computer can understand |
| BIOS | Firmware that controls much of the computers input and output systems |
| Bios setup | can change the values in CMOS RAM |
| bus | system of pathways used to communication and protocal methods used for transmission |
| byte | 8 bits |
| cards | adapter boards or interface cards put into expansion slots to expand the functions of the computer |
| CPU | Brain of the computer, recieves data input, processes imformations , and executes instructions |
| chipset | a group of chips on the motherboard that controls the timing and flow of data and instructions to and from the CPU |
| clockspeed | the speed , or frequency measured in MHz, controls the activity on the motherboard |
| CMOS | technology used to manufacture microchips |
| CMOS setup | use to change the values in CMOS RAM |
| data bus | the line of bus that is used as data |
| data path size | the number of lines on a bus that can hold data |
| DIMM | a miniture circut board placed on the motherboard to hold data |
| expansion cards | a circut board inserted into a slot on the motherboard to enchance the capability of the computer |
| expansion slot | a narrow slot of the motherboard where and expanion card can be inserted |
| firmware | when software is permanently stored in a chip |
| flash rom | rom that can be reprogrammed or changed without replacing the chips |
| floppy disk drive | a drive that can hold either 5 1/2 or 3 1/4 inch disk |
| floppy | FDD |
| Front side bus | the main bus on the motherboard |
| gigahertz | 1 billion cycles per sec |
| graphics card | video card, a interface cards stored in the computer that controls visual output on a monitor |
| hard copy | output from a printer to paper |
| hard disk drive HDD | the main secondary storage device of a PC |
| hardware | the physical components that consititute the computer system |
| hertz | cycles per seconds |
| host bus | same as memory bus or system bus |
| keyboard | the main input device on your computer |
| magnetic hard drive | data is stored and magnetic spots on the disk thgat rotates at high speed |
| mainboard | motherboard, the main board in the computer |
| mouse | pointer, one of the main input devices |
| non-volatile memory | refers to kind of ram that is stable and can hold data as long as there is electricity powering the memory |
| parallel ATA | an older IDE cabling method that uses a 40 pin flat or round data cable or and 80 conductor cable and a 40 pin IDE connector |
| parrallel port | a female 25 pin port on a computer than can trasmit data in parallel |
| periphial device | device that communicate with the CPU but are not located directly on the motherboard |
| port | a physical connector usually on the bad of a computer |
| powersupply | a box inside the computer case that supply power to the motherboard |
| primary storage | temporary storage on the motherboard |
| printer | primary output device |
| processor | CPU |
| program | a set of step by step instructions for a computer |
| protocol | a set of rules and standards that two entities use for communication |
| Ram (random axcess memory) | memory module on the motherboard containing microchips that are used to temporarily hold data and programs while the CPU processes both |
| ROM read only memory | chips that contain programming code that cannot be errased |
| S/PDIF sony phillups digital interface | port use for home theater audio system |
| secondary storage | storage is is remote to the CPU and permanently holds data |
| serial ATA SATA | An atapi cabling method that usesa narrow and more reliable cable than the 80 conductor cable |
| serial port | a male 9 pin or 25 pin port on a computer system used by slower I/0 devices, transmits data serially |
| software | computer program or instructions tp preferm and specific |
| solid state drive SSD | a hard drive that has no moving parts |
| startup BIOS | part of the BIOS that controls the cp when its first turned on |
| system BIOS | BIOS located on the motherboard |
| system board | motherboard |
| system bus | the bus between the cpu and the memory on the motherboard |
| system clock | a line on the bus that is dedicated to timing the activities of the components connected to it |
| traces | a wire on the circut board that connects 2 components or devices |
| universal serial bus USB port | can hook up to many input and output devices |
| video card | graphic card |
| video memory | is a video card with memory chips |
| volatile | kind of data that is temporary cannot hold data very long must be refreshed |
Created by:
val2679
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