Data, information and knowledge
Data, information and knowledge
methods used to convey information
types of data
sources of data
static and dynamic data
quality of information
coding data
validation and verification
back-up and archive
cost of information
input-process-output-feedback loop
methods used to convey information
types of data
sources of data
static and dynamic data
quality of information
coding data
validation and verification
back-up and archive
cost of information
input-process-output-feedback loop
Software and hardware components of an information system
Difference between hardware and software
Input, output, storage devices
Specialist hardware devices
Specialist software devices
Types of software
User interfaces
Input, output, storage devices
Specialist hardware devices
Specialist software devices
Types of software
User interfaces