A LEVEL ICT
OCR ICT
AQA ICT
- Database
terms: Files, records, fields, key fields, foreign keys, referential
integrity, entity, attribute, duplicate data
- Data
types
- File organisation and access - serial, sequential,
indexed sequential and random access, hashing algorithms, indexes
- Entity,
attributes, tables, relationships
- Difference
between, flat file database, hierarchical database and relational
database
- Levels of access - user/ supervisor modes,
IDs and Passwords
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