Test Bank for Modern Database Management, 13th Edition, Jeff Hoffer, Ramesh Venkataraman, Heikki Topi ,ISBN: 9780134877006, Chapter 1-14 Complete Guide A+

TESTBANK x




MODERN DATABASE MANAGEMENT, 13TH EDITION
x x x x




Jeff Hoffer, Ramesh Venkataraman, Heikki Topi
x x x x x

,Modern xDatabase xManagement, x13e x(Hoffer)
Chapter x1 x x The xDatabase xEnvironment xand xDevelopment xProcess

1) According xto xa xMcKinsey xGlobal xInstitute xReport, xin x2010 xalone, xglobal
xenterprises xstored xmore xthan:

A) 1 xterabyte xof xdata.
B) 3 xgigabytes xof xdata.
C) at xleast x100 xpetabytes xof xdata.
D) more xthan x7 xbillion xexabytes xof
xdata. xAnswer: x D

LO: x 1.1: xDefine xkey xterms.
xDifficulty: x Easy


xClassification: x Concept

AACSB: x Information xTechnology

2) Database xmanagement xinvolves xall xof xthe xfollowing xEXCEPT:
A) collecting xdata.
B) organizing xdata.
C) design xweb xpages.
D) managing
xdata. xAnswer:

xC


LO: x 1.1: xDefine xkey xterms.
xDifficulty: x Easy

xClassification: x Concept

AACSB: x Information xTechnology

3) A xdatabase xis xan xorganized xcollection xof x related xdata.
A) logically
B) physically
C) loosely
D) badly
xAnswer:

xA


LO: x 1.1: xDefine xkey xterms.
xDifficulty: x Easy

xClassification: x Concept

AACSB: x Information xTechnology

4) Legacy xsystems xoften xcontain xdata xof x quality xand xare xgenerally xhosted xon x .
A) poor; xpersonal xcomputers
B) excellent; xmainframes
C) poor; xmainframes
D) excellent; xworkgroup
xcomputers xAnswer: x C


1
Copyright x© x2019 xPearson xEducation,
xInc.

,LO: x 3.1: xDefine xkey xterms.
xDifficulty: x Moderate


xClassification: x Concept

AACSB: x Information xTechnology




2
Copyright x© x2019 xPearson xEducation,
xInc.

, 5) Program-data xdependence xis xcaused xby:
A) file xdescriptions xbeing xstored xin xeach xdatabase xapplication.
B) data xdescriptions xbeing xstored xon xa xserver.
C) data xdescriptions xbeing xwritten xinto xprogramming xcode.
D) data xcohabiting xwith
xprograms. xAnswer: x A


LO: x 1.2: xName xseveral xlimitations xof xconventional xfile xprocessing
xsystems. xDifficulty: x Moderate

Classification: x Concept
AACSB: x Information xTechnology

6) Because xapplications xare xoften xdeveloped xindependently xin xfile xprocessing xsystems:
A) the xdata xis xalways xnon-redundant.
B) unplanned xduplicate xdata xfiles xare xthe xrule xrather xthan xthe xexception.
C) data xcan xalways xbe xshared xwith xothers.
D) there xis xa xlarge xvolume xof xfile
xI/O. xAnswer: x B

LO: x 1.2: xName xseveral xlimitations xof xconventional xfile xprocessing
xsystems. xDifficulty: x Moderate

Classification: x Concept
AACSB: x Information xTechnology

7) Relational xdatabases xestablish xthe xrelationships xbetween xentities xby xmeans xof
xcommon xfields xincluded xin xa xfile xcalled xa(n):

A) entity.
B) relationship.
C) relation.
D) associatio
n. xAnswer:
xC


LO: x 1.3: xExplain xat xleast x10 xadvantages xof xthe xdatabase xapproach, xcompared xto
xtraditional xfile xprocessing.

Difficulty: x Moderate
xClassification: x Concept

AACSB: x Information xTechnology

8) A(n) x is xoften xdeveloped xby xidentifying xa xform xor xreport xthat xa xuser
xneeds xon xa xregular xbasis.

A) enterprise xview
B) reporting xdocument
C) user xview
D) user
xsnapshot

xAnswer: x C

LO: x 1.3: xExplain xat xleast x10 xadvantages xof xthe xdatabase xapproach, xcompared xto
3
Copyright x© x2019 xPearson xEducation,
xInc.