module 2 review questions 1 Flashcards
(5 cards)
1
Q
When you can change the internal model without affecting the conceptual model.
A
logical independence
2
Q
Changes in physical model do not affect internal model
A
physical independence
3
Q
a brief, precise, and unambiguous description of a policy, procedure, or principle within a specific organization’s environment.
A
business rule
4
Q
refers to the exponential growth in the volume, variety, and velocity of data being generated by our digital world.
A
Big Data phenomenon
5
Q
characterized by their ability to handle large volumes of structured, semi-structured, and unstructured data, their scalability, and their flexibility in terms of schema design.
A
NoSQL databases
