Technology & Info Function Flashcards
What does the Accurate acronym stand for, with regards to Information?
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Accurate Complete Cost-effective Understandable Relevant Accessible Timely Ease of use
What is an Electronic Data Interchange?
EDI allows information to be shared and processed electronically across a system.
The IS triangle shows the need for information at different levels in an organisation. They are:
Strategic - high level, long term, subjective decisions using mainly external information
Tactical / Mgmt - short to medium term using internal and external information
Operational - detailed, low level decisions using internal information
Management Information Systems usually utilise what?
Internal data from Transactional Processing Systems (to produce reports for middle managers)
Executive Information Systems combine what?
Internal and external information to provide information for senior strategic managers, for example a dashboard system.
What is a Knowledge Work System?
Knowledge workers create new information and knowledge through a Knowledge Work System. Examples include:
CAD/CAM
Virtual reality
Specialist investment SW
Name some examples of Knowledge Management Systems.
KMS store, organise and disseminate Knowledge.
Extranets
Intranets
LANs
WANs
How is Big Data defines by Doug Laney?
Volume - quantity
Velocity - speed at which real time data is processed
Variety - unstructured data takes many forms; images, video, recordings