Maine Construction Trades Basic
Competency Examination Review with
Answers and Rationales | 100% Pass
Guaranteed | Graded A+
1. What is the primary purpose of OSHA regulations?
a. To increase construction speed
b. To protect workers’ safety and health
c. To reduce project costs
d. To license contractors
Answer: b
OSHA’s main purpose is to ensure safe and healthful working
conditions for employees.
2. Which personal protective equipment (PPE) is required
when working where objects may fall?
a. Safety glasses
b. Hard hat
c. Hearing protection
d. Gloves
Answer: b
Hard hats protect workers from falling or flying objects on
construction sites.
3. A tape measure marked “1/16 inch” means:
,a. The smallest division is 1 inch
b. The smallest division is 1/8 inch
c. The smallest division is 1/16 inch
d. The tape is metric
Answer: c
Standard construction tape measures are typically marked in
1/16-inch increments.
4. What tool is best for driving nails into wood?
a. Screwdriver
b. Hammer
c. Wrench
d. Chisel
Answer: b
A hammer is specifically designed for driving and removing
nails.
5. What is the correct action if a power tool’s cord is
damaged?
a. Wrap it with tape
b. Continue using it carefully
c. Remove it from service
d. Shorten the cord
Answer: c
Damaged cords present shock and fire hazards and must be
taken out of service.
,6. Which fire extinguisher is used for ordinary combustibles
like wood and paper?
a. Class A
b. Class B
c. Class C
d. Class D
Answer: a
Class A extinguishers are for common combustible materials.
7. What is the safest way to lift a heavy object?
a. Bend at the waist
b. Keep legs straight
c. Lift with your legs
d. Twist while lifting
Answer: c
Using your legs reduces strain on the back and lowers injury
risk.
8. A “level” is used to determine:
a. Distance
b. Vertical alignment
c. Horizontal alignment
d. Material strength
, Answer: c
A level shows whether a surface is horizontal (level) or
vertical (plumb).
9. Which ladder is self-supporting?
a. Extension ladder
b. Straight ladder
c. Step ladder
d. Rope ladder
Answer: c
Step ladders are designed to stand on their own without
support.
10. The minimum personal protection when cutting wood
with a power saw is:
a. Gloves only
b. Safety glasses
c. Hearing protection only
d. Steel-toe boots
Answer: b
Eye protection is essential to prevent injury from flying debris.
11. What does a blueprint scale show?
a. Material quality
b. Actual building size
Competency Examination Review with
Answers and Rationales | 100% Pass
Guaranteed | Graded A+
1. What is the primary purpose of OSHA regulations?
a. To increase construction speed
b. To protect workers’ safety and health
c. To reduce project costs
d. To license contractors
Answer: b
OSHA’s main purpose is to ensure safe and healthful working
conditions for employees.
2. Which personal protective equipment (PPE) is required
when working where objects may fall?
a. Safety glasses
b. Hard hat
c. Hearing protection
d. Gloves
Answer: b
Hard hats protect workers from falling or flying objects on
construction sites.
3. A tape measure marked “1/16 inch” means:
,a. The smallest division is 1 inch
b. The smallest division is 1/8 inch
c. The smallest division is 1/16 inch
d. The tape is metric
Answer: c
Standard construction tape measures are typically marked in
1/16-inch increments.
4. What tool is best for driving nails into wood?
a. Screwdriver
b. Hammer
c. Wrench
d. Chisel
Answer: b
A hammer is specifically designed for driving and removing
nails.
5. What is the correct action if a power tool’s cord is
damaged?
a. Wrap it with tape
b. Continue using it carefully
c. Remove it from service
d. Shorten the cord
Answer: c
Damaged cords present shock and fire hazards and must be
taken out of service.
,6. Which fire extinguisher is used for ordinary combustibles
like wood and paper?
a. Class A
b. Class B
c. Class C
d. Class D
Answer: a
Class A extinguishers are for common combustible materials.
7. What is the safest way to lift a heavy object?
a. Bend at the waist
b. Keep legs straight
c. Lift with your legs
d. Twist while lifting
Answer: c
Using your legs reduces strain on the back and lowers injury
risk.
8. A “level” is used to determine:
a. Distance
b. Vertical alignment
c. Horizontal alignment
d. Material strength
, Answer: c
A level shows whether a surface is horizontal (level) or
vertical (plumb).
9. Which ladder is self-supporting?
a. Extension ladder
b. Straight ladder
c. Step ladder
d. Rope ladder
Answer: c
Step ladders are designed to stand on their own without
support.
10. The minimum personal protection when cutting wood
with a power saw is:
a. Gloves only
b. Safety glasses
c. Hearing protection only
d. Steel-toe boots
Answer: b
Eye protection is essential to prevent injury from flying debris.
11. What does a blueprint scale show?
a. Material quality
b. Actual building size
