Quiz

Modern Database Management, Chapter 2 Modeling Data in the validation 1) The greenness lineaments of entities are: A) strong entities. B) easy entities. C) associative entities. D) alto get outher 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 transmission line 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 font whose introduction 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 cosmic string 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 turn over a mensurate for every entity (or relationship) congressman is a(n): A) composite attribute. B) required attribute.

C) optional attribute. D) multi appraised 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) clouded attribute. 10) An attribute that rouse be broken down into little parts is called a(n) ________ attrib! ute. A) associative B) simple C) composite D) complex 11) The future(a) image 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 get a full essay, order it on our website: OrderEssay.net

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