Google AI certification Questions And
Answers
10-11ihoursi-iCORRECTiiANSWER-8-
9ihoursiofistudyingigivesiyouiroughlyiai70%ichanceiofipassing.iToihaveiani80%ichanceiofipas
sing,iyouishouldistudyiforiaroundi10-11ihours.
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whatiareitheiinputs?
a)i8,i5,i22,i-5,i2,i-3
b)i5.4,i8,i-10.2,i5,i-0.1,i22,i101.4,i-5,i0.0,i2,i12.0,i-3
c)i5.4,i-10.2,i-0.1,i101.4,i0.0,i12.0
d)i43.2,i-51.0,i-2.2,i-507.0,i0.0,i-36.0i-iCORRECTiiANSWER-A
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whatihappensiwhenitheififthiinputiisiincrementedibyione?
a)inothing
b)itheioutputiincreasesibyione
c)itheioutputiincreasesibyitwo
d)isomethingielsei-iCORRECTiiANSWER-A
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whatiisitheiinterceptitermiinitheiexpression?
a)i543.0
b)i10.0
c)i-3
d)i5.4?i-iCORRECTiiANSWER-B
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whichiofitheiinputsineedsitoibeichangeditheileastitoiincreaseitheioutputibyiaicertainiamount?
a)ifirst
b)isecond
c)ithird
d)ifourthi-iCORRECTiiANSWER-D
Ai-iCORRECTiiANSWER-A:i80i-i5i+i6i=i81
AiGPSinavigationisystemiforifindingitheifastestiroutei-iCORRECTiiANSWER-
Kindiof/no/yesi[theisignaliprocessingiandigeometryiuseditoidetermineitheicoordinatesiisn'tiAI
,ibutiprovidingigoodisuggestionsiforinavigationi(shortest/fastestiroutes)iisiAI,iespeciallyiifivari
ablesisuchiasitrafficiconditionsiareitakeniintoiaccount.]
, AimusicirecommendationisystemisuchiasiSpotifyithatisuggestsimusicibasedionitheiusers'ilist
eningibehaviori-iCORRECTiiANSWER-
Yesi[Theisystemilearnsifromitheiusers'i(notionlyiyour)ilisteningibehavior.]
Aispreadsheetithaticalculatesisumsiandiotheripre-definedifunctionsionigivenidatai-
iCORRECTiiANSWER-Noi(notiAI)i[Theioutcomeiisideterminedibyitheiuser-
specifiediformula,inoiAIineeded.]
ApplyitheiBayesiruleitoicalculateitheiposteriorioddsiforirainihavingiobservedicloudsiinitheimor
ningiiniHelsinki.
Asiweicalculatediabove,itheipriorioddsiforirainiisi206:159ianditheilikelihoodiratioiforiobservingi
cloudsiisi9.
Giveiyouriresultiinitheiformiofiodds,ixx:yy,iwhereixxiandiyyiareinumbers.i(Noteithatixxiandiyyid
oesinotimeanithatitheinumbersishouldihaveitwoidigitsieach.)iRememberithatiwhenimultiplyin
giodds,iyouishouldionlyimultiplyitheinumeratori(theixxipart).iForiexample,iifiyouimultipleitheiod
dsi5:3ibyi5,itheiresultiisi25:3.iGiveitheiansweriwithoutisimplifyingitheiexpressionieveniifibothisi
desihaveiaicommonifactor.i-iCORRECTiiANSWER-
Theiansweriisi1854:159.iTheipriorioddsiarei206:159.iTheilikelihoodiratioiisi9,isoiweigetitheipo
steriorioddsiforirainigivenicloudsitoibei9i×i206:159i=i1854:159.iSoiinitheilongirun,ionitheidaysi
wheniweiobserveicloudsiinitheimorning,iweicaniexpecti1854irainyidaysiforieveryi159irainlessi
days,iwhichiisiaboutitheisameiasi12irainyidaysiforioneirainlessiday.iIfiweiwanteditoiexpressithi
siasiaiprobabilityi(evenithoughithisiwasinotitheiquestion),iweicouldiuseitheiformulaixi/i(x+y)itoi
getitheivaluei1854i/i(1854+159)iwhichiisiabouti0.92,ioriabouti92%ichanceiofirainiwhenithereia
reicloudsiinitheimorning.iBetteritakeianiumbrella.
Autonomousicari-iCORRECTiiANSWER-
Autonomousicarsiapplyiaiwideirangeiofitechniquesitoifunction.iTheseiincludeistatistics,irobot
ics,iandimachineilearning.
Axoni(output)i-iCORRECTiiANSWER-C
Bi-iCORRECTiiANSWER-80i-i8i+i1i=i73
Bigidataistorageisolutionsithaticanistoreihugeiamountsiofidatai(suchiasiimagesiorivideo)iandi
streamithemitoimanyiusersiatitheisameitimei-iCORRECTiiANSWER-
Noi[Storingiandiretrievingispecificiitemsifromiaidataicollectioniisineitheriadaptiveioriautonom
ous.]
Ci-iCORRECTiiANSWER-80i+i4i=i84
Cellibodyi-iCORRECTiiANSWER-A
Consideritheiaboveibreasticanceriscenario.iAniaverageiwomanitakesitheimammographitesti
andigetsiaipositiveitestiresultisuggestingibreasticancer.iWhatidoiyouithinkiareitheioddsithatish
eihasibreasticancerigivenitheiobservationithatitheitestiisipositive?
Answers
10-11ihoursi-iCORRECTiiANSWER-8-
9ihoursiofistudyingigivesiyouiroughlyiai70%ichanceiofipassing.iToihaveiani80%ichanceiofipas
sing,iyouishouldistudyiforiaroundi10-11ihours.
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whatiareitheiinputs?
a)i8,i5,i22,i-5,i2,i-3
b)i5.4,i8,i-10.2,i5,i-0.1,i22,i101.4,i-5,i0.0,i2,i12.0,i-3
c)i5.4,i-10.2,i-0.1,i101.4,i0.0,i12.0
d)i43.2,i-51.0,i-2.2,i-507.0,i0.0,i-36.0i-iCORRECTiiANSWER-A
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whatihappensiwhenitheififthiinputiisiincrementedibyione?
a)inothing
b)itheioutputiincreasesibyione
c)itheioutputiincreasesibyitwo
d)isomethingielsei-iCORRECTiiANSWER-A
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whatiisitheiinterceptitermiinitheiexpression?
a)i543.0
b)i10.0
c)i-3
d)i5.4?i-iCORRECTiiANSWER-B
10.0i+i5.4i×i8i+i(-10.2)i×i5i+i(-0.1)i×i22i+i101.4i×i(-5)i+i0.0i×i2i+i12.0i×i(-3)i=i-543.0
Whichiofitheiinputsineedsitoibeichangeditheileastitoiincreaseitheioutputibyiaicertainiamount?
a)ifirst
b)isecond
c)ithird
d)ifourthi-iCORRECTiiANSWER-D
Ai-iCORRECTiiANSWER-A:i80i-i5i+i6i=i81
AiGPSinavigationisystemiforifindingitheifastestiroutei-iCORRECTiiANSWER-
Kindiof/no/yesi[theisignaliprocessingiandigeometryiuseditoidetermineitheicoordinatesiisn'tiAI
,ibutiprovidingigoodisuggestionsiforinavigationi(shortest/fastestiroutes)iisiAI,iespeciallyiifivari
ablesisuchiasitrafficiconditionsiareitakeniintoiaccount.]
, AimusicirecommendationisystemisuchiasiSpotifyithatisuggestsimusicibasedionitheiusers'ilist
eningibehaviori-iCORRECTiiANSWER-
Yesi[Theisystemilearnsifromitheiusers'i(notionlyiyour)ilisteningibehavior.]
Aispreadsheetithaticalculatesisumsiandiotheripre-definedifunctionsionigivenidatai-
iCORRECTiiANSWER-Noi(notiAI)i[Theioutcomeiisideterminedibyitheiuser-
specifiediformula,inoiAIineeded.]
ApplyitheiBayesiruleitoicalculateitheiposteriorioddsiforirainihavingiobservedicloudsiinitheimor
ningiiniHelsinki.
Asiweicalculatediabove,itheipriorioddsiforirainiisi206:159ianditheilikelihoodiratioiforiobservingi
cloudsiisi9.
Giveiyouriresultiinitheiformiofiodds,ixx:yy,iwhereixxiandiyyiareinumbers.i(Noteithatixxiandiyyid
oesinotimeanithatitheinumbersishouldihaveitwoidigitsieach.)iRememberithatiwhenimultiplyin
giodds,iyouishouldionlyimultiplyitheinumeratori(theixxipart).iForiexample,iifiyouimultipleitheiod
dsi5:3ibyi5,itheiresultiisi25:3.iGiveitheiansweriwithoutisimplifyingitheiexpressionieveniifibothisi
desihaveiaicommonifactor.i-iCORRECTiiANSWER-
Theiansweriisi1854:159.iTheipriorioddsiarei206:159.iTheilikelihoodiratioiisi9,isoiweigetitheipo
steriorioddsiforirainigivenicloudsitoibei9i×i206:159i=i1854:159.iSoiinitheilongirun,ionitheidaysi
wheniweiobserveicloudsiinitheimorning,iweicaniexpecti1854irainyidaysiforieveryi159irainlessi
days,iwhichiisiaboutitheisameiasi12irainyidaysiforioneirainlessiday.iIfiweiwanteditoiexpressithi
siasiaiprobabilityi(evenithoughithisiwasinotitheiquestion),iweicouldiuseitheiformulaixi/i(x+y)itoi
getitheivaluei1854i/i(1854+159)iwhichiisiabouti0.92,ioriabouti92%ichanceiofirainiwhenithereia
reicloudsiinitheimorning.iBetteritakeianiumbrella.
Autonomousicari-iCORRECTiiANSWER-
Autonomousicarsiapplyiaiwideirangeiofitechniquesitoifunction.iTheseiincludeistatistics,irobot
ics,iandimachineilearning.
Axoni(output)i-iCORRECTiiANSWER-C
Bi-iCORRECTiiANSWER-80i-i8i+i1i=i73
Bigidataistorageisolutionsithaticanistoreihugeiamountsiofidatai(suchiasiimagesiorivideo)iandi
streamithemitoimanyiusersiatitheisameitimei-iCORRECTiiANSWER-
Noi[Storingiandiretrievingispecificiitemsifromiaidataicollectioniisineitheriadaptiveioriautonom
ous.]
Ci-iCORRECTiiANSWER-80i+i4i=i84
Cellibodyi-iCORRECTiiANSWER-A
Consideritheiaboveibreasticanceriscenario.iAniaverageiwomanitakesitheimammographitesti
andigetsiaipositiveitestiresultisuggestingibreasticancer.iWhatidoiyouithinkiareitheioddsithatish
eihasibreasticancerigivenitheiobservationithatitheitestiisipositive?
