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construction test
  • Mclovin

  • 問題数 89 • 6/4/2024

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    問題一覧

  • 1

    What system of demonstrable partitions is designed to best allow erection of only one side of the partition so other trades can work?

    T-Stud

  • 2

    The spacing for carrying channel on a suspended ceiling:

    depends on size of the ceiling furring channels

  • 3

    What does O.C. mean?

    on center

  • 4

    What would be least likely to happen, if gypsum board is stocked vertically?

    ridging

  • 5

    What technique would you use, when applying gypsum board to a curved wall?

    decrease distance between studs

  • 6

    When applying drywall to a suspended ceiling system, screw fasteners are spaced a maximum of ___ inches o.c. in the field of the board, and ___ o.c. along abutting ends and edges of the board.

    12 inches and 12 inches

  • 7

    The limiting height in solid partitions is:

    14 feet

  • 8

    A scaffolding must be ___ high before you need a safety rail

    7 1/2 feet

  • 9

    Cracking on gypsum would most likely occur because of the:

    alignment of joints

  • 10

    Which type of studless partition would weigh the least

    60" o.c. stud partition

  • 11

    Which type of studless partiton provides the highest fire rating?

    5/8 inch drywall

  • 12

    The tool which is used for texturing over drywall is:

    16-inches texture blade or spray gun

  • 13

    What could be the cause, if texturing is not sticking to the ceiling?

    too much liquid

  • 14

    The best method of installing drywall parallel to the studs is:

    5/8-inch drywall fastened at 16 inches o.c.

  • 15

    What are Z-bar applications used for?

    masonry

  • 16

    ____________ will increase soundproofing:

    stop up leaks in floors and ceilings

  • 17

    What system would give the greatest fire protection to a column?

    3 layers- 5/8 inch Type X screwed to 1 5/8-inch metal studs

  • 18

    Use _______ for the best method of fire protection.

    3 layers of 5/8-inch attached to metal studs

  • 19

    A sealer _____ to a wall

    allows paint to go on evenly

  • 20

    Damaging vinyl covering in a wall is caused by

    laminating adhesive

  • 21

    Drywall should be nailed off at

    the edge

  • 22

    What would cause dark lines in the paper, after a ceiling has been textured?

    asphalt adhesive coming through mud

  • 23

    Veneer paneling is found in the

    space between office partitions

  • 24

    The term "hide" pertains to:

    textured walls

  • 25

    What is the recommended method of attachment to metal studs (2 layers)?

    1 5/8-inch screw

  • 26

    Of the following, which system of demountable partitions could be erected in the shortest possible time?

    H-Stud

  • 27

    Which type of gypsum wallboard can you apply-water-bsde texture?

    5/8-inch regular gypsum wallboard

  • 28

    A water-level hose is filled by:

    should be siphon filled

  • 29

    Steel studs are treated because:

    prevents rust

  • 30

    The correct stud to use for one layer of vinyl finish board is ___, so the electrician can install conduit.

    CH

  • 31

    Use ______ when welding exterior studs.

    metallic

  • 32

    _________ welded is found where workers are making up a scaffold with tubular pipe:

    oxyacetylene

  • 33

    The advantage of installing two layers of Type X drywall is:

    fire resistant and sound insulation

  • 34

    How do you prevent cracking at corners, when installing drywall?

    nail only the bottom layer and float the top

  • 35

    How far apart should steel studs be placed, when are used as hangers in a suspended ceiling?

    4 feet

  • 36

    The best means of securing rigid plastic foam, plus 5/8-inch face-ply to a concrete wall is:

    Z-Bar

  • 37

    If a drywall mechanic sprayed a ceiling before the joint has dried, the results would be:

    ridging

  • 38

    A drywall mechanic installed 5/8-inch drywall in a ceiling using Type W screws spaced 12 inches on center on the edges, ends, and in the field, with screw heads slightly below the surface.

    This is the correct procedure

  • 39

    The most important factor is _____, when installing a heavy metal door.

    the size of the rough opening

  • 40

    If a drywall mechanic is crimping corner bead, you would expect that:

    this is a normal installation

  • 41

    Which is NOT correct, when applying tongue-and-groove gypsum sheathing?

    when sheathing is installed, the groove should be installed facing up

  • 42

    When installing a rail-high partition:

    you may use a steel runner for the base and top rail

  • 43

    _____ is used to fasten face sheet to drywall

    screws

  • 44

    What should boards supporting drywall stacks be

    4 inches or more stacked vertical

  • 45

    When installing pre-decorated gypsum board, and you find there are differences in color, pattern or finish, where should you place the different sheets?

    at the corner

  • 46

    You are told to first cut a sheet of gypsum board to size for a curved wall and then to score the back of the sheet at 1-inch intervals.

    this is the correct procedure

  • 47

    _______ is NOT true, about applying water-resistant panels in a bathroom:

    tape panels in areas to be tiled

  • 48

    What would you use to repair a cracked or damaged texture coat

    a texture patcher

  • 49

    What should you do when you paint over a texture coat

    use a king-nap roller

  • 50

    The best drywall to which to apply water-base texture is:

    1/2-inch or 5/8-inch drywall

  • 51

    When surfacing walls in a repair project, _______ NOT correct:

    no need to fill small holes that will be covered by the new drywall

  • 52

    You should ________, when storing drywall to be used on a job.

    stack flat on clean floors in the center of the largest rooms

  • 53

    You are working on a 6 ft. X 2 1/2 ft., 5 ft. High., metal rolling scaffold. It's rollers rest on a surface that is 2 degrees from level. When it comes time to move the scaffold to a different area, you instruct a worker to move the scaffold while you are still on it. You have proceeded:

    correctly

  • 54

    What is not correct about steel studs used for partitions?

    they come in 24 feet lengths

  • 55

    Where are rips used?

    to finish a ceiling

  • 56

    ______ is when the edge of gypsum board runs vertically with the studs:

    parallel perpendicular

  • 57

    Gypsum board may be mounted with adhesive to a concrete wall with cut nails. When this is done, the nails are placed:

    at the bottom and top of the board

  • 58

    Gypsum board is not always the same texture and porosity. To compensate for this you should:

    apply a cost of paint as a sealer

  • 59

    The least affected by the humidity factor at a project is:

    drywall

  • 60

    What kind of furring strips should be used in an masonry block wall?

    Z-Bar

  • 61

    A "dimple" is

    a slight depression in the gypsum board around a properly driven nail or screw

  • 62

    For heavy metal doors double metal studs should be installed:

    on each side of the jamb

  • 63

    Nails are spaced ______, in double nailing

    2 to 2 1/2 inches apart

  • 64

    The reason may be ______, if a texture spray fails to stick to the ceiling.

    too much water

  • 65

    If 12 feet long gypsum boards are stored on risers, they should be at least 4 inches wide and placed directly under each other vertically within ____ inches of board ends and no greater than ____ inches apart

    2"/23"

  • 66

    What is NOT the right thing to do, if you are going to nail 3/8-inch drywall over existing drywall?

    omit filling small homes because they will be covered with the new face

  • 67

    A double brush is used for texturing because:

    faster and covers more area

  • 68

    What causes a texture mix to be "lumpy?"

    adding too much water

  • 69

    How do you match up new partition walls with existing partitions on a remodeling job?

    stack up on walls and match first

  • 70

    What type of stud would you use if a customer wanted a partition wall set up in a hurry?

    H

  • 71

    Where would you find wood-grain gypsum panels?

    kitchens

  • 72

    How many coats of joint compound and layers of tape do you need for a factory edge?

    3 coats compound, 1 layer of tape

  • 73

    The best interlocking partition is:

    tongue and grooved

  • 74

    The surface around screws that bulge onab dry wall is caused by

    screw is too deep, breaking face paper

  • 75

    What is the best method of repairing tape that has blistered?

    open up blistered area by splitting tape. Fill cut with joint compound and press tabe in place with knife blade. when dry smooth to level finish

  • 76

    For an exterior soffit you would use:

    fiber board

  • 77

    The normal height for office partitions is

    7 feet

  • 78

    To seal water board you would:

    leave 1/4-inch space above tub for caulking

  • 79

    What is the fire rating on a 2 inch x 4 inch wall with 5/8 Type X on each side

    1 hour

  • 80

    ______ is NOT needed in a heavy metal door and frame.

    floor jamb

  • 81

    If money is no object, what would you use in a business office to achieve wood finished on walls?

    solid wood paneling

  • 82

    How would you attach gypsum board to a block wall?

    cut joints blush and fill large pockets with mortar

  • 83

    When attaching ceramic tile, you do not need to tape the walls.

    True

  • 84

    Which one of the following statements about drywall mud is NOT correct?

    may be delivered two months early, ages well

  • 85

    The best choice of hardware for a 5/8 inch drywall application to affix layer of drywall over a foam-insulated wall:

    resilient channel

  • 86

    When applying texture to a wall where the roughness of the surface is inconsistent, how would you first prepare the wall?

    sand with 80- grit sand paper

  • 87

    What is the disadvantage of putting two light boxes on the same stud when installing moveable partitions?

    reduced sound control

  • 88

    If the general application for screw fasteners on a suspended ceiling is 12 inches o.c., what application would be necessary for the ceiling to be fire-rated?

    8 inches o.c.

  • 89

    What is "spaling"?

    cracking, breaking, or splintering of material