Describe what the term data redundancy means in database
Describe what the term "data redundancy" means in database design. Explain if it is bad and if a normalized database design is always the best design. Discuss the pros and cons of a normalized database.
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Helium gas at constant pressure of 7.4 atm, expands in volume from 21.3 L to 79.2 L. The temperature is held at 278 K. Calculate the work done by the gas (in joules).
Why did the Portuguese and Spanish Monarchies lose control of most of their American domains between 1810 and 1825? What were the problems of the Portuguese and Spanish royal governments, themajor independence movements in the Americas, and the ideol
Explain the terms entity, relationship, and attributes. Describe how they are used in a database.
(a) what is the opportunity cost to this student of allocating enough additional study time on economics to move her grade up from a 90 to a 100 (b) draw a production possibilities curve showing the opportunity cost.
draw a representation for TPCP that would represent its structure if the phenyls were perpendicular to the 5-membered ring (a paddle-wheel structure) and a representation that represents the propeller structure.
what types of strategic plans must Wild West make? Is the "do nothing" option viable? If Wild West's mission appears to be too broad, what businesses would you trim first?
The "graying of America" will substantially increase the fraction of the population that is retired in the decades to come. To illustrate the implications for U.S. living standards, suppose that over the 44 years following 2006 the share of the po
Calculate the concentration of all species in a 0.050 M tartaric acid solution. These species include [H3O+], [HC4H4O6^1-], H2C4H4O6] and [C4H4O6^2-]. For tartaric acid, Kal=1.0 x 10^-3 and Ka2=4.6 X 10^-5.
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Problem: A highly resistant antibiotic strain of S. aureus would reproduce BEST in: the presence or absence of antibiotic.
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The feature you choose must be geology-based so you can explain the geology behind the feature (do not choose non-geology,
Which lobes of the brain is Katie currently using to recognize her father's face?
A group of field biologists are studying butterflies around a local pond to estimate population size. On the first day, they capture 500 butterflies,
A small population of white-footed mice has the same intrinsic per-capita rate of increase (r) as another large population.
What is the most likely mode of inheritance for the genetic condition in this family? Question options