Discuss the two possible scenarios when mapping an associative entity
What will be an ideal response?
There are two possible cases for associative entities. In one case, you can have an identifier assigned. You would then use this as the primary key. The other case is where the identifier is not assigned. In this case, you would use the primary keys from the other two (or more) relations that are related to the associative entity.
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Central National Bank recently acquired a new computer system. Which of the following costs associated with the computer should not be debited to the Equipment account?
a. Installation of a backup power source required for the computer. b. Replacement of several circuit boards damaged during installation. c. System programmer wages for personnel hired to prepare the system for use. d. Insurance coverage covering the transport period from the manufacturer.
OLAP applications can process _____ records per second.
A. 10,000 B. 20,000 C. 30,000 D. 40,000
Which of the following represents a group of products that are close substitutes, are available to a common group of buyers, and are distant substitutes for all products not included in the industry?
A) An industry B) A product class C) Product types D) Product variants
Sanctions against nations are
A. a way to conduct peaceful trade without disturbing commerce. B. not a form of trade restriction because the motivation is political. C. a form of trade restriction that has economic and political impact. D. ineffective, because other nations will violate them.