CE 200 Quiz 1

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Air entraining agents or admixtures are used in nearly all portland cement concrete (PCC) to take advantage of the benefits of using air entrainment, such as:

All of the above are true

Alkali - Silica reactivity is:

All of the above are true

Another hydraulic cementitious material - i.e., a hydraulic cement other than portland cement (PC) - is:

All of the above are true

Manufacturing of portland cement (PC) includes varying of proportion of the ingredients that are used in the manufacturing of PC (in a rotating kiln) so as to produce different types of PC, thus producing PCs of special properties that, for example:

All of the above are true

The most commonly used concretes in civil engineering construction are portland cement concrete (PCC) and asphalt concrete (AC); and in:

All of the above are true

The types of cements used as binders, or as primary component of binders, may be grouped as hydraulic or non-hydraulic cements:

All of the above are true

Which of the following statements is True about the Portalnd Cement:

All of the above are true

The most important attribute of hardened or cured portland cement concrete (PCC) is:

Compressive strength

All the essential and desirable attributes of portland cement concrete (PCC), such as durability, impermeability, resistance to volume changes, etc., depend, more than any other factor, on:

How well and how long the portland cement concrete (PCC) has been cured

Portland cement concrete (PCC) hardens or gains strength by the:

Hydration of the portland cement (PC)

The "paste" in portland cement concrete (PCC) includes:

Portland cement (PC), mix water, and admixtures

The quality of portland cement concrete depends on, more than any other factor, the:

Quality of the paste of the portland cement concrete (PCC)

Which of the following statement is NOT a cause of Efflorescence (whitish patterns appearing on the surface of hardened concrete):

There must be some degrees of sulfate present adjacent to the concrete element

Which type of portland cement (PC) is most suitable for large volume concrete construction (e.g., large dams):

Type IV

The strength of cured or hardened portland cement concrete (PCC) depends on, more than any other factor, the:

Water/cement (w/c) ratio of the portland cement concrete (PCC)


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