Quiz

Modern Database Management, Chapter 2 Modeling Data in the government activity 1) The greenness slips of entities are: A) strong entities. B) vague entities. C) associative entities. D) every of the above. 2) The perspicuous representation of an governments data is called a(n): A) database model. B) entity-relationship model. C) relationship systems design. D) database entity diagram. 3) A chore practice: A) defines or constrains some aspect of the business. B) asserts business structure. C) controls or influences the sort of the business. D) all of the above. 4) Customers, cars, and parts are examples of: A) entities. B) deputes. C) cardinals. D) relationships. 5) An entity typeface whose humankind depends on another entity type is called a ________ entity. A) strong B) weak C) codependent D) variant 6) A(n) ________ is the relationship between a weak entity type and its owner. A) member chemical chain B) identifying relationship C) jump path D) chain link 7) A property or characteristic of an entity type that is of interest to the organization is called a(n): A) attribute. B) coexisting entity. C) relationship. D) cross-function. 8) An attribute that must commence a mensurate for every entity (or relationship) congressman is a(n): A) composite attribute. B) demand attribute.

C) optional attribute. D) multi shelterd attribute. 9) An attribute of an entity that must have a value for each entity instance is a(n): A) optional attribute. B) composite attribute. C) required attribute. D) hazy attribute. 10) An attribute that rouse be broken down into smaller parts is call ed a(n) ________ attribute. A) associative ! B) simple C) composite D) complex 11) The future(a) variant shows an example of: [pic] A) a composite attribute. B) a relative attribute. C) a derived attribute. D) a multivalued attribute. 12) In the figure below, which attribute is multivalued? [pic] A) Years_Employed B) Employee_ID C) Skill...If you expect to make out a full essay, order it on our website: OrderEssay.net

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