TEST BANK FOR Modern Database Management 13th Edition by JEFFREY A HOFFER ISBN:978-0134773650 COMPLETE GUIDE ALL CHAPTERS COVERED 100% VERIFIED A+ GRADE ASSURED!!!!! NEW LATEST UPDATE!!!!!

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,Modern Database Management, 13e (Hoffer)
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Chapter 1 The Database Environment and Development Process
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1) According to a McKinsey Global Institute Report, in 2010 alone, globalenterprises stored
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more than:
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A) 1 terabyte of data.
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B) 3 gigabytes of data.
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C) at least 100 petabytes of data.
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D) more than 7 billion exabytes of data.
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vAnswer: D mv



LO: 1.1:Define keyterms. D
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i fficulty: Easy Classification
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:
Concept
AACSB: Information Technology mv




2) Database management involves all of the following EXCEPT:
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A) collecting data. mv



B) organizing data. mv



C) design web pages. mv mv



D) managing data. mv m



vAnswer: C mv



LO: 1.1:Define keyterms. D
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i fficulty: Easy Classification
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:
Concept
AACSB: Information Technology mv




3) A database is an organized collection of
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A) logically
B) physically
C) loosely
D) badly A mv



mvnswer: A mv



LO: 1.1:Define keyterms. D
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i fficulty: Easy Classification
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:
Concept
AACSB: Information Technology mv




4) Legacysystems often contain data of mv mv mv mv quality and are generally hosted on
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A) poor; personal computers mv mv



B) excellent; mainframes mv



C) poor; mainframes mv



D) excellent; workgroup computers mv n% m



vAnswer: C mv



LO: 3.1: Define key terms.
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,5) Program-data dependence is caused by: mv mv mv mv



A) file descriptions being stored in each database application.
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B) data descriptions being stored on a server.
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C) datadescriptions being written into programming code. mv mv mv mv m v



D) datacohabiting with programs. n% 1 m



Answer: A
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LO: 1.2: Name several limitations ofconventional file processing systems. Di
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fficulty: Moderate
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Classification: Concept
AACSB: Information Technology mv




6) Because applications are often developed independently in file processing systems:
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A) the data is always non-redundant.
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B) unplanned duplicate data files are the rule rather than the exception.
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C) data can always be shared with others.
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D) there is a large volume of file I/O.
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Answer: B
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LO: 1.2: Name several limitations ofconventional file processing systems. Di
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fficulty: Moderate mv



Classification: Concept
AACSB: Information Technology mv




7) Relationaldatabases establish the relationships between entities bymeans ofcommon fields mv mv mv mv 1mv mv mv mv n%



i ncluded in a file called a(n):
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A) entity.
B) relationship.
C) relation.
D) association.
Answer: C
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LO: 1.3: Explain at least 10 advantages ofthe database approach, compared to traditional file pro c
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Difficulty: Moderate Classific mv mv n



ation: Concept
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AACSB: Information Technology mv




8) A(n)
is often developed by identifying a form or report that a user needs on a regular basis.
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A) enterprise view mv



B) reporting document mv



C) user view mv



D) usersnapshot n



Answer: C
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LO: 1.3: Explain at least 10 advantages ofthe database approach, compared to traditional file pro c
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, 9) Agraphical systemused to capture the nature and relationships among data is called a(n):
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A) XML data model. m
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B) hypertext graphic. mv



C) relational database. mv



D) data model. mv



Answer: D
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LO: 1.3: Explain at least 10 advantages ofthe database approach, compared to traditional file pro c
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es sing. mv



Difficulty: Moderate Classific mv mv n



ation: Concept
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AACSB: Information Technology mv




10) Data that describe the properties of other data are:
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A) relationships.
B) logical.
C) physical.
D) metadata.
Answer:
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D
LO: 1.3: Explain at least 10 advantages ofthe database approach, compared to traditional file pro c
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es sing. mv



Difficulty: Moderate Classific mv mv n



ation: Concept
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AACSB: Information Technology mv




11) Metatdata typically describes all of the following EXCEPT:
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A) data definitions. mv



B) length.
C) allowable values. mv



D) location on disk. n% 1



Answer: D
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LO: 1.3: Explain at least 10 advantages ofthe database approach, compared to traditional file pro c
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es sing. mv



Difficulty: Moderate Classific mv mv n



ation: Concept
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AACSB: Information Technology mv




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