Please enable JavaScript.
Coggle requires JavaScript to display documents.
TOPIC1.1:Introducing Today's Technologies (Data and Information…
TOPIC1.1:Introducing Today's Technologies
Data and Information
Data (Input)
not meaningful data
Information (Output)
meaningful data
memory
store instructions waiting to be executed
storage media
keeps data, instruction, information
storage device
records and retrieve items
Examples:
Hard disk
Memory card
cloud storage
USB flash drive
Computer
an electronic device, operating under control of instruction from its own memory
Types:
Laptop
Tablet
Desktop
Server
Mobile and Game devices
Input Options
keyboard
pointing device
microphone
webcam
scanner
Web: global library of information, anyone can access
Internet: worldwide collection of computer networks
website
collection of related webpages
web server
delivers requested webpages
consists of webpage
browser: software, enables users to access and view webpages
search engine: software that finds info
online social network: encourages users to share anything with others
Output Options
printer
monitor
speaker
Digital Safety and Security
Viruses, Malware
Health concerns
Privacy
environmental issues
green computing
Programs and Apps
software
Operating System
Tools
applications
design to make users more productive