SSI REVIEW QUESTIONS LATEST
2026/2027 ACTUAL EXAM QUESTIONS
WITH CORRECT ANSWERS 100%
VERIFIED GRADED A+
Absolutempressuremismdefinedmas:
Themtotalmpressuremexertedmonmanmobject
Themweightmofmthemwatermthatmsurroundsmamdiver
Thempressurematmthemsurfacemplusm1mbar
Allmanswersmaremcorrectm-mCORRECTmANSWERmThemTotalmpressuremonmonmobject
Ifmamflexiblemair-
filledmcontainermhasmamvolumemofm40mcumftmonmthemsurface,mwhatmwouldmthemvolumembematm99mfe
etminmseamwater?m(roundedmoff)
20mcumft
25mcumft
60mcumft
10mcumftm-mCORRECTmANSWERm10mcumft
,ThemeventmthatmledmtomthemusemofmthemacronymmSCUBAmtomdescribemdivingmwas:
Theminventionmofmthemdivingmhelmetminmcircam1800
Themdevelopmentmofmairmpumpsminmthem19thmcentury
Post-WWIImequipmentmrefinements
Themdevelopmentmofmthemdemandmregulatorminm1943m-
mCORRECTmANSWERmThemdevelopmentmofmthemdemandmregulatorminm1943
Gaugempressuremismdefinedmas:
Hydrostaticmpressuremminusm1mbar
Themdepthmreadingmonmamgauge
Absolutempressuremminusm1mbar
Thempressurematmthemsurfacem-mCORRECTmANSWERmAbsolutempressuremminusm1mbar
Themabsolutempressuremexpressedminmtermsmofmbarmatm99feetminmsaltmwatermis:
3mbar
, 3.5mbar
2.5mbar
4mbarm-mCORRECTmANSWERm4mbar
Saltmwatermweighsm___mpoundsmpermcubicmfootmandmfreshwatermweighsm___mpoundsmpermcubicmfo
ot.
54/50
64/62.5
65/68
Theymbothmweighmthemsamem-mCORRECTmANSWERm64/62.5
Themabsolutempressuremexpressedminmtermsmofmatmospheresmabsolutematm33mfeetminmseamwatermis
:
4mata
3mata
2mata
1matam-mCORRECTmANSWERm2mata
2026/2027 ACTUAL EXAM QUESTIONS
WITH CORRECT ANSWERS 100%
VERIFIED GRADED A+
Absolutempressuremismdefinedmas:
Themtotalmpressuremexertedmonmanmobject
Themweightmofmthemwatermthatmsurroundsmamdiver
Thempressurematmthemsurfacemplusm1mbar
Allmanswersmaremcorrectm-mCORRECTmANSWERmThemTotalmpressuremonmonmobject
Ifmamflexiblemair-
filledmcontainermhasmamvolumemofm40mcumftmonmthemsurface,mwhatmwouldmthemvolumembematm99mfe
etminmseamwater?m(roundedmoff)
20mcumft
25mcumft
60mcumft
10mcumftm-mCORRECTmANSWERm10mcumft
,ThemeventmthatmledmtomthemusemofmthemacronymmSCUBAmtomdescribemdivingmwas:
Theminventionmofmthemdivingmhelmetminmcircam1800
Themdevelopmentmofmairmpumpsminmthem19thmcentury
Post-WWIImequipmentmrefinements
Themdevelopmentmofmthemdemandmregulatorminm1943m-
mCORRECTmANSWERmThemdevelopmentmofmthemdemandmregulatorminm1943
Gaugempressuremismdefinedmas:
Hydrostaticmpressuremminusm1mbar
Themdepthmreadingmonmamgauge
Absolutempressuremminusm1mbar
Thempressurematmthemsurfacem-mCORRECTmANSWERmAbsolutempressuremminusm1mbar
Themabsolutempressuremexpressedminmtermsmofmbarmatm99feetminmsaltmwatermis:
3mbar
, 3.5mbar
2.5mbar
4mbarm-mCORRECTmANSWERm4mbar
Saltmwatermweighsm___mpoundsmpermcubicmfootmandmfreshwatermweighsm___mpoundsmpermcubicmfo
ot.
54/50
64/62.5
65/68
Theymbothmweighmthemsamem-mCORRECTmANSWERm64/62.5
Themabsolutempressuremexpressedminmtermsmofmatmospheresmabsolutematm33mfeetminmseamwatermis
:
4mata
3mata
2mata
1matam-mCORRECTmANSWERm2mata