Pagei 1i
ofi 41i
CERTIFIEDi CONCRETEi FINISHERi
PRACTICEi
ACTUALi EXAMi QUESTIONSi AND
CORRECTi DETAILEDi SOLUTIONSi GRADEDi
A+
1.i Whati isi thei mosti importanti considerationi wheni usingi poweri
trowels?i
A. Speedi onlyi
B. Timingi basedi oni concretei seti
C. Wateri additioni duringi operationi
D. Operatori weighti
Answer:i Bi
Rationale:i Poweri trowelingi musti bei donei ati thei correcti stiffnessi
toi achievei ai smooth,i densei finishi withouti marringi thei surface.i
2.i Whati isi thei purposei ofi expansioni joints?i
A. Increasei strengthi
, B. Allowi controlledi crackingi
C. Accommodatei thermali movementi
D. Improvei appearancei
Answer:i Ci
Rationale:i Expansioni jointsi allowi slabsi toi expandi withouti
damage.i
Pagei 2i
ofi 41i i
3.i Whichi safetyi equipmenti isi essentiali wheni finishingi concrete?i
A. Sandalsi
B. Safetyi glassesi andi glovesi
C. Loosei clothingi
,
, Pagei 3i ofi 41i
i
D.i Noi protectioni neededi
Answer:i Bi
Rationale:i Cementi isi caustici andi cani injurei eyesi andi skin.i
4. Freshi concretei isi consideredi hazardousi mainlyi becausei iti is:i
A. Hoti
B. Heavyi
C. Caustici
D. Slipperyi
Answer:i Ci
Rationale:i Weti cementi cani causei chemicali burns.i
5. Whati isi laitance?i
A. Surfacei dusti
B. Weak,i milkyi layeri oni surfacei
C. Largei aggregatei pocketsi
D. Hardenedi cementi lumpsi
Answer:i Bi
ofi 41i
CERTIFIEDi CONCRETEi FINISHERi
PRACTICEi
ACTUALi EXAMi QUESTIONSi AND
CORRECTi DETAILEDi SOLUTIONSi GRADEDi
A+
1.i Whati isi thei mosti importanti considerationi wheni usingi poweri
trowels?i
A. Speedi onlyi
B. Timingi basedi oni concretei seti
C. Wateri additioni duringi operationi
D. Operatori weighti
Answer:i Bi
Rationale:i Poweri trowelingi musti bei donei ati thei correcti stiffnessi
toi achievei ai smooth,i densei finishi withouti marringi thei surface.i
2.i Whati isi thei purposei ofi expansioni joints?i
A. Increasei strengthi
, B. Allowi controlledi crackingi
C. Accommodatei thermali movementi
D. Improvei appearancei
Answer:i Ci
Rationale:i Expansioni jointsi allowi slabsi toi expandi withouti
damage.i
Pagei 2i
ofi 41i i
3.i Whichi safetyi equipmenti isi essentiali wheni finishingi concrete?i
A. Sandalsi
B. Safetyi glassesi andi glovesi
C. Loosei clothingi
,
, Pagei 3i ofi 41i
i
D.i Noi protectioni neededi
Answer:i Bi
Rationale:i Cementi isi caustici andi cani injurei eyesi andi skin.i
4. Freshi concretei isi consideredi hazardousi mainlyi becausei iti is:i
A. Hoti
B. Heavyi
C. Caustici
D. Slipperyi
Answer:i Ci
Rationale:i Weti cementi cani causei chemicali burns.i
5. Whati isi laitance?i
A. Surfacei dusti
B. Weak,i milkyi layeri oni surfacei
C. Largei aggregatei pocketsi
D. Hardenedi cementi lumpsi
Answer:i Bi
