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Data And Information Topic 3 (.7.Big data (.), 5.IT used to support data…
Data And Information Topic 3
.7.Big data
.
5.IT used to support data collection
.
8.Data used in different contexts (e.g law enforcement, education, health and fitness, shopping, entertainment, lifestyle
.
2.Information
.
Information is created after data has been processed
Definition: facts provided or learned about something or someone.
Calculation: Data + context + structure = Information
1.Data
.
e.g.
Text e.g Apple
Date e.g 7/1/20
Integer e.g 490
Has no meaning
Definition
Data is raw facts and figures before it has been processed.
4.Different methods of collecting data
.
QR code reader
Web based survey
Barcode reader
Wearable technology
Mobile technologies
3.Data types
.
Methods to collect and store i.e:
Questionnaires / surveys
Email
Sensors
Interviews
Consumer panels
Loyalty schemes
Statistical reports
Secondary research
6.Different storage methods
.
Physical Device: t's a carryable device or a device already in the computer.
Cloud: Its stored on online servers around the world.
E.g.
External Hard Drive
CD-ROM
internal Hard Drive
SD Card
USB Memory Drive
DVD