Drywall - Practice

Question 1

About how long does veneer plaster base take to dry?

Answer 1

48 hours

Question 2

At what point should wall studs be straightened?

Answer 2

at more than 1/8 inch (3 mm) deflection

Question 3

How are holes in drywall cut?

Answer 3

with a drywall saw

Question 4

How are long bubbles in drywall tape best repaired?

Answer 4

the bubble is cut out and the taping redone

Question 5

How are small holes in drywall best repaired?

Answer 5

joint compound and tape

Question 6

How are studs straightened?

Answer 6

sawn and wedged

Question 7

How does gypsum board protect the structural integrity of a building?

Answer 7

it is fire resistant

Question 8

How is drywall cut?

Answer 8

scored on one side and then snapped to break it

Question 9

How many 4’×12’ panels of gypsum board would it take to finish the walls and ceiling of a room 14’×24’? The walls are 8 feet high. Do not deduct for any openings, but add 5 percent for waste.

Answer 9

21 panels

Question 10

If a corner is cut out of a piece of drywall after it is installed, what tools are used?

Answer 10

saw and utility knife

Question 11

If nails are used to fasten drywall, which type would have the greatest holding power?

Answer 11

annular ring shank nails

Question 12

To fasten gypsum board properly, how far should the fastener be driven?

Answer 12

it should cause a 1/16 inch (1.5 mm) dimple into the paper

Question 13

Twenty-one panels of gypsum board are needed to finish the walls and ceiling of a room 14’×24’, and 8 feet high. Approximately how many screws would be needed for the room if the framing was 16” (400 mm) OC?

Answer 13

600

Question 14

What are drywall screws driven with?

Answer 14

drywall power screwdriver

Question 15

What are the common thicknesses of gypsum panels for single-layer residential and commercial work?

Answer 15

1/2 and 5/8 inch (12 and 16 mm)

Question 16

What are the long, tapered edges of gypsum board’s face side for?

Answer 16

to conceal the joints

Question 17

What can be installed to bring ceiling joists into alignment?

Answer 17

strongback

Question 18

What does the term “drywall construction” generally mean?

Answer 18

the application of gypsum board

Question 19

What is cement board most often used for?

Answer 19

backing for tile

Question 20

What is one disadvantage in using contact adhesives for gypsum board?

Answer 20

the board cannot be moved after contact has been made

Question 21

What is the accepted fastener for gypsum board?

Answer 21

Type-W screws

Question 22

What is the back side of gypsum board covered with?

Answer 22

natural finish paper

Question 23

What is the cause of popped nails in a ceiling?

Answer 23

truss uplift

Question 24

What is the core of drywall made from?

Answer 24

gypsum

Question 25

What is the face colour of water-resistant gypsum?

Answer 25

green

Question 26

What is the thickness of gypsum board used for short radii curved walls?

Answer 26

1/4 inch (6 mm)

Question 27

What is Type X gypsum board typically known as?

Answer 27

fire code board

Question 28

What is used to bond gypsum board directly to frame supports?

Answer 28

construction adhesive

Question 29

What is used to hold drywall finishing compound?

Answer 29

mud pan

Question 30

What is water-resistant gypsum board frequently called?

Answer 30

green board

Question 31

What makes fire-resistant gypsum resistant to fire?

Answer 31

it has special additives that make it fire resistant

Question 32

What type of gypsum panels measure up to 1 inch (25 mm) thick?

Answer 32

liner board

Question 33

What would a sheet of gypsum labelled as Type X and green in colour be used for?

Answer 33

fire and water resistance

Question 34

When is prebowing of gypsum panels suggested?

Answer 34

when adhesive is used

Question 35

When is spotting done?

Answer 35

at each compound application stage

Question 36

When marking cutouts for electrical boxes, where are the marks made first?

Answer 36

on the floor

Question 37

Where does gypsum come from?

Answer 37

the earth

Question 38

Which edge of a gypsum panel is much stronger than a tapered edge?

Answer 38

eased edge

Question 39

Which finishing tool is used on the second coat?

Answer 39

flat finisher

Question 40

Which gypsum board is designed to receive applications of veneer plaster?

Answer 40

blue board

Question 41

Which gypsum board would be used in stairways and chaseways?

Answer 41

liner board

Question 42

Which gypsum panels are most commonly used for single- or multi-layer applications?

Answer 42

regular gypsum panels

Question 43

Which of the following panels has a Portland cement-reinforced core?

Answer 43

wonder board

Question 44

Which of the following tools is used to make cutouts for electrical boxes?

Answer 44

electric drywall cutout tool

Question 45

Which tool is used to cut gypsum board?

Answer 45

utility knife

Question 46

Which type of adhesive prohibits movement of the sheet after placement?

Answer 46

contact

Question 47

Which type of gypsum comes in 24 inch (600 mm) widths?

Answer 47

core board

Question 48

Which type of screw would be used when fastening drywall to wood studs?

Answer 48

Type W

Question 49

Which type of screw would you use to fasten gypsum board to metal framing?

Answer 49

Type S

Question 50

Why are drywall end joints placed as far as possible from the centre of the room?

Answer 50

the joints are less obvious