NCIDQ IDFX FINAL EXAM COMPLETE 160 ACTUAL QUESTIONS AND CORRECT VERIFIED ANSWERS

NCIDQ IDFX EXAM LATEST UPDATE w w w w w




Advantages of Gypsum Drywall - ANSWER w w w w


low install cost, quick & easy insta w w w w w w


llation, fire resistance, sound control capability, easy availability, ve
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rsatility, ease of finishing & decorating, ease of installation of doors/
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other openings w




Gypsum Drywall Edges - ANSWER w w w


Tapered: Most common; tapered on fac w w w w w


e side along the long dimension of the panel & square edges at the
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end; allows for application of reinforcing tape & joint compound wi
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thout causing bulges at joints
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Square: used where appearance is NOT a factor, for basic layers of
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2-layer applications & for veneer plaster work
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Levels of Gypsum Drywall - ANSWER
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1: plenums above ceilings & other area w w w w w w


s not normally open to view (tape embedded in joint compound w/ s
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urface free of excess compound
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2. water resistant backing board (all joints & angles have tape
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embedded in joint & one separate coat of compound
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3. heavy or medium textured finishes/heavy-
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grade wallcovering ( 2 coats of compound)
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4. Light textured or wallcoverings & where economy is concerned (3
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layers)

5. all paints, severe lighting conditions (4 layers)
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Studs are spaced how far apart? - ANSWER
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residential: 16" O.C. commerci w w w




al: 24" O.C.
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Slip Joint - ANSWER
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prevent wall from being damaged if the structural f w w w w w w w w

,loor deflects
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Plaster Construction -
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2. Brown Coat (level surface)
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,3. Finish Coat (Leveling & desired texture)
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*Add Trim w




Masonry Block Dimensions - ANSWER 8"x8"x16" (-
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3/8" for mortar joints)
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Demountable Partitions - ANSWER w w


Consists of a system of individual compo w w w w w w


nents that can be quickly assembled, disassembled & reused with n
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early total salvageability
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consists of floor runners, ceiling runners, stud sections with clips to
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hold panels, & prefinished gyp. wallboard panels
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uses aluminum for framing
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Definition: Hinges - ANSWER w w


Consist of 2 leaves with an odd number of kn w w w w w w w w w


uckles on one leaf and an even number of knuckles on the other
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knuckles are attached with a pin knuckl
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e + pin = barrel (finished with tip)
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Types of Hinge Tips - ANSWER -flat button (most common; typical)
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-hospital

-oval head (typical)
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-steeple

-flush

Butt Hinge - ANSWER
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MOST COMMON; has both leaves fully mortised into t w w w w w w w w


he frame and the edge of the door so the hinge is flush with the surfa
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ce of the frame and door
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raised barrel hinge - ANSWER w w w


used when there is not room for the barrel to e w w w w w w w w w w


xtend past the door trim; OFFSET to allow one leaf to be mortised in
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to the frame (kind of has an L shape on each side)
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, swing clear hinges - ANSWER has a special shape that allows the
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