Drywall c-9 (Glossary of gypsum board terminology)
Actual Exam Questions and Answers (A+ Guide
Solution) Newest 2025/2026
Absorption - Answer--The ingestion of water Into the gypsum board as determined by ASTM
accelerator - Answer--An additive used in the manufacturing process of gypsum products that shortens
time for the gypsum core to hydrate or set
across - Answer--(Perpendicular to framing): Refers to the application of gypsum board where long
dimension is applied at right angles to the framing
adhesive - Answer--A compound, glue or mastic used in the application of gypsum board products to
framing or for the laminating one or more layers of gypsum boards
Adhesive application - Answer--A means of applying gypsum board utilizing adhesives and supplemental
mechanical fasteners
adhesive bond - Answer--The adhering characteristics of adhesives as determined by a test method
specified in ASTM C 474 Sec. 14 and 15
, adhesive spreader - Answer--A notched trowel or special tool to aid in the application of laminating
adhesive
adhesive wall clips - Answer--Special clips or nails with large perforated bases for mastic application to
most firm surfaces
Aerial Platform - Answer--A lifting device for materials and workers
all purpose compound - Answer--A joint treatment compound that can be used as a bedding compound
for tape, a finishing compound, and as a laminating adhesive or texture product
Ames taping tools - Answer--specially designed tools to mechanically apply taping compound and tape
angle - Answer--The point at which two walls intersect; a corner
Annular Ring Nail - Answer--A deformed shank nail with improved holding qualities specially designed
for use with gypsum board.
Asbestos-free compound - Answer--Joint treatment products that have no asbestos fiber
Back - Answer--The back surface of gypsum board. The opposite side from the face. Usually the side that
would be concealed or the side in contact with the framing. Also referred to as the "code side"
Back Blocking - Answer--A short piece of gypsum board adhesively laminated behind the joints between
each framing member to reinforce the joint.
Back Clip - Answer--Specially designed clips attached to the back of gypsum board that fit into slots or
other formations in the framing to hold the gypsum board in place. Often used in demountable partition
designs
Actual Exam Questions and Answers (A+ Guide
Solution) Newest 2025/2026
Absorption - Answer--The ingestion of water Into the gypsum board as determined by ASTM
accelerator - Answer--An additive used in the manufacturing process of gypsum products that shortens
time for the gypsum core to hydrate or set
across - Answer--(Perpendicular to framing): Refers to the application of gypsum board where long
dimension is applied at right angles to the framing
adhesive - Answer--A compound, glue or mastic used in the application of gypsum board products to
framing or for the laminating one or more layers of gypsum boards
Adhesive application - Answer--A means of applying gypsum board utilizing adhesives and supplemental
mechanical fasteners
adhesive bond - Answer--The adhering characteristics of adhesives as determined by a test method
specified in ASTM C 474 Sec. 14 and 15
, adhesive spreader - Answer--A notched trowel or special tool to aid in the application of laminating
adhesive
adhesive wall clips - Answer--Special clips or nails with large perforated bases for mastic application to
most firm surfaces
Aerial Platform - Answer--A lifting device for materials and workers
all purpose compound - Answer--A joint treatment compound that can be used as a bedding compound
for tape, a finishing compound, and as a laminating adhesive or texture product
Ames taping tools - Answer--specially designed tools to mechanically apply taping compound and tape
angle - Answer--The point at which two walls intersect; a corner
Annular Ring Nail - Answer--A deformed shank nail with improved holding qualities specially designed
for use with gypsum board.
Asbestos-free compound - Answer--Joint treatment products that have no asbestos fiber
Back - Answer--The back surface of gypsum board. The opposite side from the face. Usually the side that
would be concealed or the side in contact with the framing. Also referred to as the "code side"
Back Blocking - Answer--A short piece of gypsum board adhesively laminated behind the joints between
each framing member to reinforce the joint.
Back Clip - Answer--Specially designed clips attached to the back of gypsum board that fit into slots or
other formations in the framing to hold the gypsum board in place. Often used in demountable partition
designs
