When is a table in third normal form (3NF)?
A table is in third normal form when it meets the two conditions below:
1 . All nonkey (data) attributes in the table are dependent on (defined by) the primary key.
2 . All nonkey attributes are independent of the other nonkey attributes.
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How has the relationship between face-to-face and mediated communication changed with the digital-native generation?
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Which is the best position for a monitor?
A. Directly in front of the analyst and slightly above eye level. B. At least 12 inches away from the analyst's eyes. C. At least 20 inches away from the analyst's eyes but slightly above eye level. D. At least 20 inches away from the analyst and directly in front of the analyst.
Describe how the expectancy theory of motivation predicts effort.
What will be an ideal response?
A company is considering Pittsburgh, Philadelphia, and Baltimore as candidate locations for a new facility. For the weighted-factor rating technique, the company is evaluating each location on three factors (distance to customers, labor costs, and utility costs). The factors are weighted 0.5, 0.3, and 0.2, respectively. Pittsburgh received scores of 90, 75, and 65 for the three factors. Philadelphia received scores of 85, 82, and 70. Baltimore received scores of 82, 85, and 75. Which of the three cities should be selected (ranked first by the weighted-factor rating technique?
a. Pittsburgh b. Philadelphia c. Baltimore d. Cannot be determined from the information given