Information Capture and Representation
Garbage in, garbage out, so the first job is getting facts in cleanly and in a shape a computer can use.
What this unit covers
Unit 1: Information Management Concepts
- 1 Data, Information and Information ManagementA shoebox of receipts is data; knowing which customer owes you money is information. · 11 min
- 2 Information Capture and RepresentationGarbage in, garbage out, so the first job is getting facts in cleanly and in a shape a computer can use. · 11 min
- 3 Information Storage, Retrieval and IndexingFinding one customer among twenty million in a blink is not magic; it is file organisation and a good index. · 13 min
- 4 Information Privacy, Analysis and ScalabilityKeeping people's data safe, squeezing insight out of it, and staying standing when twenty million users log in on salary day. · 12 min