WGU D337 Objective Assessment (New 2024/
m m m m m m
2025) Internet of Things (IoT) and Infrastruct
m m m m m m
ure Quiz Bank| Questions and Verified Answe
m m m m m m
rs| 100% Correct| A Grade
m m m m
QUESTION
Whichmtypemof mmalwaremcreatesmamnetworkmof mremotelymcontrolled mIoTmde-
vicesmunknownmtomthemowners?
m
A) Macro
B) Cross-sitemscripting
C) Embedded msoftwaremexploitation
D) Botnet
Answer:
D
QUESTION
What menablesmIoTmdevicesmtombeminfected mbymthemMiraimmalware?
A) Default mpasswords
B) Plaintext mcommunication
C) Stolenmcertificates
D) Cloud mstorage
Answer:
A
QUESTION
Amcompanymdevelopsmamsmallmtrackermtombemused minmparcelsmtomtrackmprogress mviamGlobal
PositioningmSystemm(GPS).mTestingmrevealsmthat mthemtrackermhasmamJoint mTest mActionmGroupm(JTA
G)mport monmthemcircuit mboard mthat mcanmbemused mtomoverwritemthemfirmwaremonmthemtrackermand mprov
ide
falsemlocationmdata.
,WhichmtwomInternet mof mThingsmSecuritymFoundationm(IoTSF)mBest mPracticemGuide-
mlinesm(BPGs)mshould mthismcompanymfollow minmitsmdesignmprocessmtomensuremsecuritymfrommthesemfo
rmsmof mattack?mChoosem2manswers.
1. Devicemsecuremboot
2. Credentialmmanagement
3. Physicalmsecurity
4. Applicationmsecurity
A) 1,m3
B) 1,m2
C) 2,m3
D) 3,m4
Answer:
A
QUESTION
AmcompanymdevelopsmanmIoT-based msecuritymsystem.mThemsystemmusesmprox-
mimitymsensorsmthat mcommunicatemwithmamcentralmgatewaymusingmam433mMHZmradiomsignal.m Testin
gmrevealsmthat mthe
trafficmcanmbemsniffed mwithmamsoftware-
defined mradio,mand manmattackermcould mspoof mthemproximitymsensormbymcopyingmthemau-
mthenticationmdetailsmfrommthemradiomtraffic.
WhichmInternet mof mThingsmSecuritymFoundationm(IoTSF)mBest mPracticemGuidelinem(BPG)mshould m
thismcompanymfollow minmitsmdesignmprocessmtomensuremthemsecuritymof mthemradiomdata?
A) Devicemsecuremboot
B) Physicalmsecurity
C) Networkmconnections
D) Applicationmsecurity
Answer:
C
QUESTION
Amcompanymhostsmamdatabaseminmampublicmcloud.mMultiplemIoTmdevicesmaremcompromised mand mus
ed mtomgeneratemamhighmvolumemof mrequestsmtargetingmthemdatabasemtomaffect mitsmavailability.
Whichmtypemof mattackmismthis?mA)mCross-sitemscripting
B) Distributed mdenialmof mservicem(DDoS)
C) Spearmphishing
D) Structured mQuerymLanguagem(SQL)minjection
Answer:
,B
QUESTION
Amcompanymdeveloped manmIoTmsmart mphotomframemthat mallowsmusersmtomupload mphotosmtomtheir
devicemusingmamwebmbrowser.mTestingmrevealed mthat musersmcanmupload mfilesmontomthemroot mfilesyste
m.
WhichmInternet mof mThingsmSecuritymFoundationm(IoTSF)mBest mPracticemGuidelinem(BPG)mshould m
thismcompanymfollow minmitsmdesignmprocessmtomensuremfilesystemmpermissions marem set mcorrectly?
A) Devicemsecuremboot
B) Physicalmsecurity
C) Securemoperatingmsystem
D) Applicationmsecurity
Answer:
C
QUESTION
AmcompanymusesmIoTmdevicesmtomcapturemdataminmthemfield mand mtransmit mit mformcentralmprocessing.
mThemcompanymplansmtomfollow mthemInternet mof mThingsmSecuritymFoundation'sm(IoTSF)mBest mPracti
cemGuidelinesm(BPGs)mtomensuremthat mpersonalmdatamismprotected.
WhichmIoTSFmguidelinemshould mthismcompanymuse?mA)mDevicemsecuremboot
B) Physicalmsecurity
C) Securingmsoftwaremupdates
D) Applicationmsecurity
Answer:
D
QUESTION
Amcompanymismdevelopingmamsmart mspeaker.mThemcompanymwantsmtomreview mindustrymstandardsmo
nmdevicemboot mand moperatingmsystemmsecuritymtomimprovemsecurityminmitsmdevices.
Whichmtwomresourcesmshould mthismcompanymevaluate?mChoosem2manswers.
1. Codemof mPractice
2. Best mPracticemGuidelines
3. Human-in-the-loop
4. Internet mof mBodies
A) 1,m2
, B) 1,m3
C) 3,m4
D) 2,m4
Answer:
A
QUESTION
Malwaremhasminfected mseveralmIoTmdevicesminmamcompany.mThesemdevicesmweremusingmdefault mcon
figurations.
What mshould mthemcompanymdomtomprevent mthemmalwaremfrommbeingminstalled?
A) Altermthemport mthemdevicesmusemtomcommunicate
B) Scanmformunusualmpacketsmbeingmsent mtomthemdevices
C) Changemthemdevices'musernamesmand mpasswords
D) Installmamfirewallmlimitingmcommunicationmtomthemdevices
Answer:
C
QUESTION
What mdoesmblockchainmimplement mtomensuremreliablemdatamaremreturned mwhenmtheremaremmultiplem
sensorsmmeasuringmthemsamemdata?
A) Mega-mergermmethod
B) Agreed mconsensusmmechanism
C) Shared mstoragemquorum
D) ByzantinemPaxosmalgorithm
Answer:
B
QUESTION
WhichmblockchainmfeatureminmanmIoTmapplicationmensuresmthat mamtransactionmismtamperproof monc
emit mismvalidated?
A) Decentralization
B) ImmutabilitymC)mAuditabilitymD)mResilience
m m m m m m
2025) Internet of Things (IoT) and Infrastruct
m m m m m m
ure Quiz Bank| Questions and Verified Answe
m m m m m m
rs| 100% Correct| A Grade
m m m m
QUESTION
Whichmtypemof mmalwaremcreatesmamnetworkmof mremotelymcontrolled mIoTmde-
vicesmunknownmtomthemowners?
m
A) Macro
B) Cross-sitemscripting
C) Embedded msoftwaremexploitation
D) Botnet
Answer:
D
QUESTION
What menablesmIoTmdevicesmtombeminfected mbymthemMiraimmalware?
A) Default mpasswords
B) Plaintext mcommunication
C) Stolenmcertificates
D) Cloud mstorage
Answer:
A
QUESTION
Amcompanymdevelopsmamsmallmtrackermtombemused minmparcelsmtomtrackmprogress mviamGlobal
PositioningmSystemm(GPS).mTestingmrevealsmthat mthemtrackermhasmamJoint mTest mActionmGroupm(JTA
G)mport monmthemcircuit mboard mthat mcanmbemused mtomoverwritemthemfirmwaremonmthemtrackermand mprov
ide
falsemlocationmdata.
,WhichmtwomInternet mof mThingsmSecuritymFoundationm(IoTSF)mBest mPracticemGuide-
mlinesm(BPGs)mshould mthismcompanymfollow minmitsmdesignmprocessmtomensuremsecuritymfrommthesemfo
rmsmof mattack?mChoosem2manswers.
1. Devicemsecuremboot
2. Credentialmmanagement
3. Physicalmsecurity
4. Applicationmsecurity
A) 1,m3
B) 1,m2
C) 2,m3
D) 3,m4
Answer:
A
QUESTION
AmcompanymdevelopsmanmIoT-based msecuritymsystem.mThemsystemmusesmprox-
mimitymsensorsmthat mcommunicatemwithmamcentralmgatewaymusingmam433mMHZmradiomsignal.m Testin
gmrevealsmthat mthe
trafficmcanmbemsniffed mwithmamsoftware-
defined mradio,mand manmattackermcould mspoof mthemproximitymsensormbymcopyingmthemau-
mthenticationmdetailsmfrommthemradiomtraffic.
WhichmInternet mof mThingsmSecuritymFoundationm(IoTSF)mBest mPracticemGuidelinem(BPG)mshould m
thismcompanymfollow minmitsmdesignmprocessmtomensuremthemsecuritymof mthemradiomdata?
A) Devicemsecuremboot
B) Physicalmsecurity
C) Networkmconnections
D) Applicationmsecurity
Answer:
C
QUESTION
Amcompanymhostsmamdatabaseminmampublicmcloud.mMultiplemIoTmdevicesmaremcompromised mand mus
ed mtomgeneratemamhighmvolumemof mrequestsmtargetingmthemdatabasemtomaffect mitsmavailability.
Whichmtypemof mattackmismthis?mA)mCross-sitemscripting
B) Distributed mdenialmof mservicem(DDoS)
C) Spearmphishing
D) Structured mQuerymLanguagem(SQL)minjection
Answer:
,B
QUESTION
Amcompanymdeveloped manmIoTmsmart mphotomframemthat mallowsmusersmtomupload mphotosmtomtheir
devicemusingmamwebmbrowser.mTestingmrevealed mthat musersmcanmupload mfilesmontomthemroot mfilesyste
m.
WhichmInternet mof mThingsmSecuritymFoundationm(IoTSF)mBest mPracticemGuidelinem(BPG)mshould m
thismcompanymfollow minmitsmdesignmprocessmtomensuremfilesystemmpermissions marem set mcorrectly?
A) Devicemsecuremboot
B) Physicalmsecurity
C) Securemoperatingmsystem
D) Applicationmsecurity
Answer:
C
QUESTION
AmcompanymusesmIoTmdevicesmtomcapturemdataminmthemfield mand mtransmit mit mformcentralmprocessing.
mThemcompanymplansmtomfollow mthemInternet mof mThingsmSecuritymFoundation'sm(IoTSF)mBest mPracti
cemGuidelinesm(BPGs)mtomensuremthat mpersonalmdatamismprotected.
WhichmIoTSFmguidelinemshould mthismcompanymuse?mA)mDevicemsecuremboot
B) Physicalmsecurity
C) Securingmsoftwaremupdates
D) Applicationmsecurity
Answer:
D
QUESTION
Amcompanymismdevelopingmamsmart mspeaker.mThemcompanymwantsmtomreview mindustrymstandardsmo
nmdevicemboot mand moperatingmsystemmsecuritymtomimprovemsecurityminmitsmdevices.
Whichmtwomresourcesmshould mthismcompanymevaluate?mChoosem2manswers.
1. Codemof mPractice
2. Best mPracticemGuidelines
3. Human-in-the-loop
4. Internet mof mBodies
A) 1,m2
, B) 1,m3
C) 3,m4
D) 2,m4
Answer:
A
QUESTION
Malwaremhasminfected mseveralmIoTmdevicesminmamcompany.mThesemdevicesmweremusingmdefault mcon
figurations.
What mshould mthemcompanymdomtomprevent mthemmalwaremfrommbeingminstalled?
A) Altermthemport mthemdevicesmusemtomcommunicate
B) Scanmformunusualmpacketsmbeingmsent mtomthemdevices
C) Changemthemdevices'musernamesmand mpasswords
D) Installmamfirewallmlimitingmcommunicationmtomthemdevices
Answer:
C
QUESTION
What mdoesmblockchainmimplement mtomensuremreliablemdatamaremreturned mwhenmtheremaremmultiplem
sensorsmmeasuringmthemsamemdata?
A) Mega-mergermmethod
B) Agreed mconsensusmmechanism
C) Shared mstoragemquorum
D) ByzantinemPaxosmalgorithm
Answer:
B
QUESTION
WhichmblockchainmfeatureminmanmIoTmapplicationmensuresmthat mamtransactionmismtamperproof monc
emit mismvalidated?
A) Decentralization
B) ImmutabilitymC)mAuditabilitymD)mResilience
