CE200 EXAM QUESTIONS & CORRECT ANSWERS
LATEST 2026/2027
The most commonly used concretes in civil engineering construction are Portland
cement concrete and asphalt concrete (AC) and in:
a. Portland cement concrete (PCC), the binder is the paste, which consists of
Portland cement (PC), water and admixtures
b. Asphalt concrete (AC), the binder is asphalt (cement), sometimes with viscosity
improving agents
c. Both concretes, the fillers are gravel or coarse aggregates (CA) and sand or fine
aggregates (FA)
d. All of the above are true
e. None of the above are true - ANSWER-d. All of the above are true
The quality of Portland cement concrete depends on, more than any other factor,
the:
a. Water/cement (w/c) ratio of the Portland cement concrete (PCC)
b. Quality of the paste of the Portland cement concrete (PCC)
c. Quality of curing of the Portland cement (PCC)
d. All of the above are true
e. None of the above are true - ANSWER-b. Quality of the paste of the Portland
cement concrete (PCC)
Portland cement concrete (PCC) hardens or gains strength by the:
a. Hydration of the Portland cement (PC)
,b. Drying of the Portland cement concrete (PCC) - caused by the evaporation of
some of the mix
b. Drying of the Portland cement concrete (PCC) - caused by the evaporation of
some of the mix water
c. Adding of salts to the Portland cement concrete (PCC) to promote a hardening of
the PCC
d. All of the above are true
e. None of the above are true - ANSWER-a. Hydration of the Portland cement
(PC)
The most important attribute of hardened or cured Portland cement concrete (PCC)
is:
a. Volume stability
b. Elasticity
c. Compressive Strength
d. Impermeability
e. All of the above are true - ANSWER-c. Compressive Strength
Another hydraulic cementitious material - I.e. a hydraulic cement other than
Portland cement (PC) - is:
a. Pozzolana or volcanic ash which obtains its cementing capability after reacting
with hydrated lime
b. Fly ash or the ash from smokestacks of coal-burning furnaces, in many ways
resembling pozzolana
c. Slag cement, which is the earth material that combines with hydrated lime in a
blast furnace (used in the manufacture of iron from iron ores
d. Silica fume produced as the byproduct of reducing quartz, which has pozzolanic,
I.e., latent hydraulic cement properties
e. All of the above are true - ANSWER-e. All of the above are true
,The strength of cured or hardened Portland cement concrete (PCC) depends on,
more than any other factor, the:
a. Water/cement (w/c) ratio of the Portland cement concrete (PCC)
b. Quality of the paste of the Portland cement concrete (PCC)
c. Quality of curing of the Portland cement concrete (PCC)
d. All of the above are true
e. None of the above are true - ANSWER-a. Water/cement (w/c) ratio of the
Portland cement concrete (PCC)
The manufacture of Portland cement (PC) includes the varying of the proportion of
the ingredients that are used in the manufacture of PC (in a rotating kiln) so as to
produce different types of PC, thus producing PC's of special properties that, for
example:
a. Emit lower heat of hydration during curing
b. Gain strength more rapidly than, say, ordinary Portland cement (PC)
c. Offer resistance to the action of sulfates on the hardened Portland cement
concrete (PCC)
d. All of the above are true
e. None of the above are true - ANSWER-d. All of the above are true
Alkali- Silica reactivity is/l
a. A chemical reaction between some of the alkaline material in the Portland
cement (PC) and silica (SiO2) components of certain aggregates
b. Undesirable, as such reactivity causes the release of expanding gases, which
pose internal stresses in the Portland cement concrete (PCC)
c. Avoidable by using low alkali-reactive Portland cement (PC) and/or aggregates
d. All of the above are true
, e. None of the above are true - ANSWER-d. All of the above are true
The "paste" in Portland cement concrete (PCC) includes:
a. Portland cement (PC) and mix water
b. Portland cement (PC), mic water, and admixtures
c. Portland cement (PC), mix water, admixtures, and sand
d. All of the above are true
e. None of the above are true - ANSWER-b. Portland cement (PC), mic water, and
admixtures
The types of cements used as binders, or as primary component of binders, may be
grouped as hydraulic or non-hydraulic cements:
a. Portland cement (PC) is the leading hydraulic cement used in civil engineering
construction
b. Asphalt is the leading non-hydraulic cement used in civil engineering
construction
c. Lime (CaO), a non-hydraulic cement, that used to be the dominant cement
employed in masonry before the discovery of Roman Cement
d. All of the above are true
e. None of the above are true - ANSWER-d. All of the above are true
All the essential and desirable attributes of Portland cement concrete (PCC), in the
aggregate, such as durability, impermeability, resistance to volume changes, etc.
depend, more than any other factor, on:
a. Its water/cement ratio
b. the quality of its paste
c. How well and long the Portland cement concrete (PCC) has cured
d. All of the above are true
LATEST 2026/2027
The most commonly used concretes in civil engineering construction are Portland
cement concrete and asphalt concrete (AC) and in:
a. Portland cement concrete (PCC), the binder is the paste, which consists of
Portland cement (PC), water and admixtures
b. Asphalt concrete (AC), the binder is asphalt (cement), sometimes with viscosity
improving agents
c. Both concretes, the fillers are gravel or coarse aggregates (CA) and sand or fine
aggregates (FA)
d. All of the above are true
e. None of the above are true - ANSWER-d. All of the above are true
The quality of Portland cement concrete depends on, more than any other factor,
the:
a. Water/cement (w/c) ratio of the Portland cement concrete (PCC)
b. Quality of the paste of the Portland cement concrete (PCC)
c. Quality of curing of the Portland cement (PCC)
d. All of the above are true
e. None of the above are true - ANSWER-b. Quality of the paste of the Portland
cement concrete (PCC)
Portland cement concrete (PCC) hardens or gains strength by the:
a. Hydration of the Portland cement (PC)
,b. Drying of the Portland cement concrete (PCC) - caused by the evaporation of
some of the mix
b. Drying of the Portland cement concrete (PCC) - caused by the evaporation of
some of the mix water
c. Adding of salts to the Portland cement concrete (PCC) to promote a hardening of
the PCC
d. All of the above are true
e. None of the above are true - ANSWER-a. Hydration of the Portland cement
(PC)
The most important attribute of hardened or cured Portland cement concrete (PCC)
is:
a. Volume stability
b. Elasticity
c. Compressive Strength
d. Impermeability
e. All of the above are true - ANSWER-c. Compressive Strength
Another hydraulic cementitious material - I.e. a hydraulic cement other than
Portland cement (PC) - is:
a. Pozzolana or volcanic ash which obtains its cementing capability after reacting
with hydrated lime
b. Fly ash or the ash from smokestacks of coal-burning furnaces, in many ways
resembling pozzolana
c. Slag cement, which is the earth material that combines with hydrated lime in a
blast furnace (used in the manufacture of iron from iron ores
d. Silica fume produced as the byproduct of reducing quartz, which has pozzolanic,
I.e., latent hydraulic cement properties
e. All of the above are true - ANSWER-e. All of the above are true
,The strength of cured or hardened Portland cement concrete (PCC) depends on,
more than any other factor, the:
a. Water/cement (w/c) ratio of the Portland cement concrete (PCC)
b. Quality of the paste of the Portland cement concrete (PCC)
c. Quality of curing of the Portland cement concrete (PCC)
d. All of the above are true
e. None of the above are true - ANSWER-a. Water/cement (w/c) ratio of the
Portland cement concrete (PCC)
The manufacture of Portland cement (PC) includes the varying of the proportion of
the ingredients that are used in the manufacture of PC (in a rotating kiln) so as to
produce different types of PC, thus producing PC's of special properties that, for
example:
a. Emit lower heat of hydration during curing
b. Gain strength more rapidly than, say, ordinary Portland cement (PC)
c. Offer resistance to the action of sulfates on the hardened Portland cement
concrete (PCC)
d. All of the above are true
e. None of the above are true - ANSWER-d. All of the above are true
Alkali- Silica reactivity is/l
a. A chemical reaction between some of the alkaline material in the Portland
cement (PC) and silica (SiO2) components of certain aggregates
b. Undesirable, as such reactivity causes the release of expanding gases, which
pose internal stresses in the Portland cement concrete (PCC)
c. Avoidable by using low alkali-reactive Portland cement (PC) and/or aggregates
d. All of the above are true
, e. None of the above are true - ANSWER-d. All of the above are true
The "paste" in Portland cement concrete (PCC) includes:
a. Portland cement (PC) and mix water
b. Portland cement (PC), mic water, and admixtures
c. Portland cement (PC), mix water, admixtures, and sand
d. All of the above are true
e. None of the above are true - ANSWER-b. Portland cement (PC), mic water, and
admixtures
The types of cements used as binders, or as primary component of binders, may be
grouped as hydraulic or non-hydraulic cements:
a. Portland cement (PC) is the leading hydraulic cement used in civil engineering
construction
b. Asphalt is the leading non-hydraulic cement used in civil engineering
construction
c. Lime (CaO), a non-hydraulic cement, that used to be the dominant cement
employed in masonry before the discovery of Roman Cement
d. All of the above are true
e. None of the above are true - ANSWER-d. All of the above are true
All the essential and desirable attributes of Portland cement concrete (PCC), in the
aggregate, such as durability, impermeability, resistance to volume changes, etc.
depend, more than any other factor, on:
a. Its water/cement ratio
b. the quality of its paste
c. How well and long the Portland cement concrete (PCC) has cured
d. All of the above are true
