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A surrogate key should be considered when the key contains a lengthy text field.
Variables
Elements, features, or factors that are likely to vary or change within a study, model, or experiment.
Expectancy Theory
A psychological theory proposing that people are motivated to act in a certain way based on their expectation of the outcome and its attractiveness.
Reinforcement Theory
A theory in psychology that describes behavior as being driven by external rewards or punishments.
Need Hierarchy
A theory suggesting that people are motivated to fulfill basic needs before moving on to other, more advanced needs.
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Q12: In general,optimistic locking is the preferred technique
Q19: The SQL keyword CHECK is used to
Q26: To add a table to a database
Q27: Requiring all application programs to lock resources
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Q69: Which of the following is not true