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Test Bank for Modern Database Management, 13th Edition, Jeff Hoffer, Ramesh Venkataraman, Heikki Topi , Chapter 1-14 Complete Guide A+

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Test Bank for Modern Database Management, 13th Edition, Jeff Hoffer, Ramesh Venkataraman, Heikki Topi , Chapter 1-14 Complete Guide A+

Instelling
Modern Database Management, 13th Edition
Vak
Modern Database Management, 13th Edition

Voorbeeld van de inhoud

TEST BANK
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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, global enterprises 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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Answer: D
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LO: 1.1: Define key terms.
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Difficulty: Easy
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Classification: Concept
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AACSB: Information Technology s s ss




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



B) organizing data. ss



C) design web pages. ss ss



D) managing data. ss



Answer: C ss



LO: 1.1: Define key terms.
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Difficulty: Easy
ss ss



Classification: Concept
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AACSB: Information Technology s s ss




3) A database is an organized collection of
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A) logically
B) physically
C) loosely
D) badly
Answer:
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A
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LO: 1.1: Define key terms.
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Difficulty: Easy
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Classification: Concept
ss s s



AACSB: Information Technology s s ss




4) Legacy systems often contain data of
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A) poor; personal computers
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B) excellent; mainframes ss



C) poor; mainframes ss



D) excellent; workgroup computers ss ss



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



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) data descriptions being written into programming code.
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D) data cohabiting with programs.
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Answer: A
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LO: 1.2: Name several limitations of conventional file processing systems.
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Difficulty: Moderate
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Classification: Concept s s



AACSB: Information Technology s s ss




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 of conventional file processing systems.
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Difficulty: Moderate
ss ss



Classification: Concept s s



AACSB: Information Technology s s ss




7) Relational databases establish the relationships between entities by means of common fields
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included 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 of the database approach, compared to traditional file
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processing.
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Difficulty: Moderate ss



Classification: Concept
ss ss



AACSB: Information Technology s s ss




8) A(n) is often developed by identifying a form or report that a user needs on a ss ss ss ss ss ss ss ss ss ss ss ss ss ss



regular basis.
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A) enterprise view ss



B) reporting document ss



C) user view ss



D) user snapshot ss



Answer: C
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LO: 1.3: Explain at least 10 advantages of the database approach, compared to traditional file
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processing.
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, 9) A graphical system used to capture the nature and relationships among data is called a(n):
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A) XML data model.
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B) hypertext graphic. ss



C) relational database. ss



D) data model.
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Answer: D ss



LO: 1.3: Explain at least 10 advantages of the database approach, compared to traditional file
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processing.
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Difficulty: Moderate ss



Classification: Concept
ss ss



AACSB: Information Technology
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10) Data that describe the properties of other data are:
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A) relationships.
B) logical.
C) physical.
D) metadata.
Answer: D
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LO: 1.3: Explain at least 10 advantages of the database approach, compared to traditional file
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processing.
ss



Difficulty: Moderate ss



Classification: Concept
ss ss



AACSB: Information Technology
s s ss




11) Metatdata typically describes all of the following EXCEPT:
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A) data definitions.
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B) length.
C) allowable values. ss



D) location on disk. ss ss



Answer: D s s



LO: 1.3: Explain at least 10 advantages of the database approach, compared to traditional file
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processing.
ss



Difficulty: Moderate ss



Classification: Concept
ss ss



AACSB: Information Technology
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4
Copyright © 2019 Pearson Education, Inc.
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