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Characteristics of the Database Approach Assignment | Homework For You

Author:
February 17th, 2020
Question 1 (10 marks) Give a brief explanation of each of the following terms:
(1) Transaction
ii) Composite Key
(iii) Normalization
(iv) Sub-class
(v) M:N relationshipHomework For You
(b) Describe any three characteristics of the database approach and contrast it with the file-based approach. 19 marks)
Differentiate between the following concepts in relational database model. [6 marks) (1) Entity integrity and referential integrity
(ii) Logical data independence and physical data independence
(iii) Primary key and foreign key. Get Finance homework help today

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