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Information to information processing - Coggle Diagram
Information to information processing
Input-Process-Output Cycle
process
output
input
Use of Stored Programs
Stored programs
Saved in the read-only memory(ROM) of many home appliances and machines of many home appliances and machines
Executed by the microprocessor to control the operations of the machines 1.3 Difference between Data and Information
Enable computers to do tasks automatically, repeatedly and accurately
Programs
Should be provided to the computer in order to computer in order to instruct the computer to complete a specific task.
Will be fetched by the computer and the commands will be executed one by one
A sequence of commands
Difference between Data and Information
DATA
A collection of raw facts that are not organized
Has no meaning on their own
Information
Data that has been organized
Meaningful and useful for decision making
Types of Data
image
Bitmap
audio
ACC
WAV
MP3
text
Unicode
ASSCCII
Big 5 code
video
AVI
MPEG
Components of an Information System
Process
Technology
Data
Personnel
Purpose
Information Process
1.Data collection
2.Organization
3.Storage
4.Processing
5.Analysis
6.Transmission
7.Presentation Transmission
Information Technology and the Information Age
Age starts in 20th century
Information spreads widely and rapidly through telecommunication networks and especial
all kinds of up-to-data information easily
employs, information technology and communication system