Databases and Big Data (Grade 11 NSC Matric Computer Application Technology): Flashcards

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Databases and Big Data
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CIA triad

Confidentiality, Integrity, Availability

Confidentiality in database security

Personal info remains private & secure

Integrity in database security

Only authorised individuals can access specific information

Availability in database security

Databases remain operational when users need them

Big data definition

Enormous volumes of info created daily by digital activities

How online banking uses big data

Analyse transaction patterns to detect fraud & suspicious acts

How e-learning uses big data

Collect student performance & course effectiveness data

How social media uses big data

Gather user content to deliver personalised feeds

Privacy concern with data collection

Companies capture data often without clear consent/awareness

Hyper-targeting purpose

Create detailed profiles of interests, habits & purchasing

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