Ch1 Problems Essay

1771 WordsSep 4, 20138 Pages
CH. 1 MULTIPLE CHOICE: Choose the one alternative that best completes the statement or answers the question. 1. One application of data warehouses is: A) shipping of information. B) order processing. C) decision support. D) file updating. Answer: C Diff: Difficult Page Ref: 4 Topic: Introduction 2. Older systems that often contain data of poor quality are called _____ systems. A) controlled B) legacy C) database D) mainframe Answer: B Diff: Difficult Page Ref: 26 Topic: Costs and Risks of the Database Approach Subtopic: Conversion Costs 3. A database is an organized collection of _____ related data. A) logically B) physically C) not D) badly Answer: A Diff: Easy Page Ref: 4 Topic: Basic Concepts and Definitions 4. Which of the following types of data can be stored in a database? A) Voice B) Letters C) Numbers D) All of the above. Answer: D Diff: Easy Page Ref: 5 Topic: Basic Concepts and Definitions Subtopic: Data 5. Data processed in a way that increases a user's knowledge is: A) text. B) graphics C) information. D) hyperlink. Answer: C Diff: Easy Page Ref: 5 Topic: Basic Concepts and Definitions Subtopic: Data Versus Information 6. Data that describe the properties of other data are: A) relationships. B) logical. C) physical. D) None of the above. Answer: D Diff: Moderate Page Ref: 6 Topic: Basic Concepts and Definitions Subtopic: Metadata 7. All of the following are properties of metadata except: A) data definitions. B) processing logic. C) rules or constraints. D) data structures. Answer: B Diff: Moderate Page Ref: 6, 7 Topic: Basic Concepts and

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