SampleMidtermExam_Q1_Q29

SampleMidtermExam_Q1_Q29 - IDS 410 - Business Database...

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IDS 410 - Business Database Design Sample Questions (1 – 29) 1) A database is an organized collection of _____ related data. A) not B) badly C) physically D) logically E) none of the above 2) Data processed in a way that increases a user's knowledge is A) text. B) hyperlink. C) information. D) graphics. E) check totals. 3) The SDLC phase in which the conceptual data model is created is the _____ phase. A) project identification B) logical design C) analysis D) implementation E) None of the above 4) Data modeling may be the most important part of the systems development process because A) data characteristics are important in the design of programs and other systems components. B) The data in a system are generally more complex than processes, and play a central role in development. C) Data are less stable than processes. D) A and B. E) B and C. 5) An attribute that uniquely identifies an entity, and consists of a composite attribute is called a(n) A) identifying attribute. B) composite attribute. C) relationship identifier. D) composite identifier. E) none of the above. 6) A value that indicates the date or time of a data value is called a(n) A) time stamp. B) checkpoint. C) value stamp. D) check counter. E) none of the above. 7) Which of the following is the business rules paradigm based on? A) Business rules are a core concept in an enterprise B) Enforcement of business rules can be automated C) Business rules are easily maintained D) all of the above E) none of the above
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8) Subtypes should be used when A) there are attributes that apply to some, but not all instances of an entity type. B) supertypes relate to objects outside the business. C) the instances of a subtype participate in a relationship that is unique to that subtype. D) A and B E) A and C 9) The types of rules normally included in E-R diagrams are A) supertype/subtype relationships B) cardinality constraints C) terms D) all of the above. E)
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This note was uploaded on 10/07/2011 for the course IDS 410 taught by Professor Staff during the Fall '08 term at Ill. Chicago.

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SampleMidtermExam_Q1_Q29 - IDS 410 - Business Database...

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