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Principles Of Information Technology > Peripheral Hardware > Flashcards

Flashcards in Peripheral Hardware Deck (19)
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1

physical components of a computer

hardware

2

internal components of the computer

software

3

any item connected to a computer, but secondary in relation to the computer

peripheral device

4

Central Processing Unit (computer's brain)

CPU

5

operates inside the case

internal

6

operates outside the case

external

7

receive data [microphone, keyboard (internal)], [keyboard, mouse, scanner (external)]

input

8

send data [speakers, screen on laptops (internal)], [monitor, printer, project (external)]

output

9

store data [hard drive, DVD+RW (internal)] [external hard drive, DVD+RW

storage

10

stream of data that we see and hear

analog (old)

11

estimates analog data using only ones and zeros; on or off, a.k.a the binary system

digital (new)

12

allows computers to communicate through telephone wires (analog to digital and vice versa)

ISDN- Integrated Services Digital Network

13

computer program control and to monitor machines' operations (robots, mills/looms, CNC machining)

CNC/NC- Computer Network Control

14

a commercial enterprise or establishment (price scanners, office machines, credit card readers, security systems)

business

15

the sector of an economy made up of manufacturing, trades, and services (CNC machining, automated or robotic welding, computered controlled warehouses)

industry

16

bombs/explosive handlers (robots)

law enforcement

17

computer controlled surveillance aircraft

military

18

robots, computer controlled robotic surgery, digital X-ray screens

science

19

home computer, security systems, utility controls

personal life