1
Q
Define Normalisation
A
Technique used to reduce data duplication and improve data integrity
2
Q
Define 1NF
A
The Key
- Atomic
- Primary Key
- No repeats
3
Q
Define 2NF
A
No partial dependencies
4
Q
Define 3NF
A
Nothing but the key
No Non Key dependencies
A Level Computer Science 2
flashcards
Decks in class (23)
# Cards
-
Functional Programming1
-
Number Bases1
-
Units of Information3
-
Unsigned Integers4
-
Signed Integers4
-
Fractional Numbers14
-
Absolute and Relative Errors3
-
Digital Representation of Sound11
-
MIDI4
-
Software10
-
Operating System8
-
Programming Languages15
-
Boolean Circuits4
-
Internal Hardware4
-
Input Devices6
-
Output devices4
-
Secondary Storage6
-
Communication12
-
Networks5
-
Internet14
-
Normalisation4
-
SQL11
-
Functional Programming0
