Computer Unit 1 : Our Digital World

peripheral device

Other devices that can work or attach with a computer. (printers, scanners, headsets)

RAM (Random Access Memory)

Temporary or Short term memory

wearable device

can be worn on the body and functions while the individual is moving around

storage

a technology consisting of computer components and recording media that are used to retain digital data.

input device

any hardware component used to enter raw data and instructions into a computer

output device

any hardware component used to view information processed and organized by the computer

user

anyone who communicated

central processing unit (CPU)/microporcessor

computer chip carries out the instructions given by the software to perform the processing cycle (brains of the computer)

communications device

hardware component that enables the transmission of data between computers

cloud storage

log in to a website and copy documents, photos, or other information to a web service

store

processor operations that write a result to memory

ubiquitous computing

the fact that computing technology is everywhere and is used all the time

technological convergence

the merging of several technologies into a single product

instructions

the steps that tell the computer how to perform a particular task

multicore processor

the term used to describe two or more CPUs working together on the same chip; significantly increase speed and performance

green computing

the use of computers and other electronic devices in an environmentally responsible manner

information technology

use of computers, software, networks and other communication systems and processes to store, retrieve, send, process and protect information

utility program

Type of system software that allows a user to perform maintenance-type tasks usually related to managing a computer, its devices, or its programs.

home user

User who spends time on a computer at home.

ergonomics

design of equipment and person's workspace to promote safe and comfortable operation of the equipment

power user

user who requires the capabilities of a workstation or powerful computer typically working with multimedia applications and industry specific software

small office/home user

users who work for a company with fewer than 50 employees or work from home