BCIS 4660 Decision Support Systems PRACTICE_MIDTERM_2009C

BCIS 4660 Decision Support Systems PRACTICE_MIDTERM_2009C -...

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Dr. Becker Page 1 of 8 BCIS 4660 Decision Support Systems PRACTICE QUIZ FOR MIDTERM EXAMINATION Spring, 2011 1. An integrity constraint is a rule that _____. a. is kept in an external file b. must be followed by data in the database c. can be accessed by authorized users d. can unintentionally be accessed by unauthorized users e. none of the above 2. Storing the same data in more than one place is called _____. a. data independence b. data integrity c. Redundancy d. Security e. c. or d. above 3. If the client, in a client/server system, performs the business functions (calculations, etc.), then this client is known as a(n) _____. a. thin client b. overweight client c. fat client d. external client 4. A relation is a(n) _____. a. Attribute b. Field c. Column d. Table e. None of the above 5. When duplicate column names exist in a database and you need to indicate the column to which you are referring, _____. a. do not use these two tables together b. do not use the column names in the same statement c. write both the table name and the column name, separated by a period
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This note was uploaded on 10/07/2011 for the course MIS 725 taught by Professor Dawood during the Spring '11 term at Atlanta Tech.

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BCIS 4660 Decision Support Systems PRACTICE_MIDTERM_2009C -...

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