Michigan Maintenance and Alteration
Contractor Exam –Questions And Correct
Answers (Verified Answers) Plus Rationales
Q&A |
1. What is required when installing a new deck?
A) Only aesthetic considerations
B) Proper footings and adherence to code
C) Ignoring permits
D) Painting only
Rationale: Deck safety depends on stable footings and code compliance.
2. When replacing a broken window glass, which safety
equipment is essential?
A) Gloves and eye protection
B) Gloves, eye protection, and long sleeves
C) Only gloves
D) No protection needed
Rationale: Broken glass can cause serious injury; proper PPE reduces
risk.
3. Which material is commonly used for water-resistant
bathroom walls behind tile? A) Gypsum board
B) Cement backer board
C) Cardboard
, D) Plywood
Rationale: Cement backer board resists moisture and provides a stable
tile surface.
4. When installing cabinets, what must be verified before
attaching to walls?
A) Wall color
B) Stud location and level
C) Cabinet weight only
D) Room size
Rationale: Securing cabinets to studs ensures they hold weight safely.
5. Which of the following is required for all electrical repairs in
homes?
A) Compliance with the National Electrical Code (NEC)
B) Only using copper wire
C) Ignoring permits
D) Testing voltage only
Rationale: NEC compliance ensures safety and legality.
6. Which of the following statements is true about contractor
liability?
A) Contractors are never responsible for accidents
B) Contractors can be held responsible for property damage or
injury
C) Liability only applies to new construction
D) Liability insurance is optional
, Rationale: Contractors must follow safety regulations; liability insurance
protects against claims.
7. Which material is preferred for outdoor deck construction?
A) Pine without treatment
B) Pressure-treated lumber or composite decking
C) MDF
D) Particleboard
Rationale: Pressure-treated lumber and composites resist rot and
weathering.
8. When repairing a garage door, the contractor should:
A) Ignore springs
B) Check springs, cables, and track alignment
C) Only paint the door
D) Replace only the handle
Rationale: Proper inspection prevents accidents and ensures smooth
operation.
9. What is the purpose of grounding in electrical systems?
A) To decorate wiring
B) To prevent electrical shock and protect equipment
C) To reduce wire size
D) To hide wires
Rationale: Grounding provides a safe path for electrical faults.
10. When painting an exterior wall, what is the best practice to
prevent peeling?
A) Paint directly on dirty surface
Contractor Exam –Questions And Correct
Answers (Verified Answers) Plus Rationales
Q&A |
1. What is required when installing a new deck?
A) Only aesthetic considerations
B) Proper footings and adherence to code
C) Ignoring permits
D) Painting only
Rationale: Deck safety depends on stable footings and code compliance.
2. When replacing a broken window glass, which safety
equipment is essential?
A) Gloves and eye protection
B) Gloves, eye protection, and long sleeves
C) Only gloves
D) No protection needed
Rationale: Broken glass can cause serious injury; proper PPE reduces
risk.
3. Which material is commonly used for water-resistant
bathroom walls behind tile? A) Gypsum board
B) Cement backer board
C) Cardboard
, D) Plywood
Rationale: Cement backer board resists moisture and provides a stable
tile surface.
4. When installing cabinets, what must be verified before
attaching to walls?
A) Wall color
B) Stud location and level
C) Cabinet weight only
D) Room size
Rationale: Securing cabinets to studs ensures they hold weight safely.
5. Which of the following is required for all electrical repairs in
homes?
A) Compliance with the National Electrical Code (NEC)
B) Only using copper wire
C) Ignoring permits
D) Testing voltage only
Rationale: NEC compliance ensures safety and legality.
6. Which of the following statements is true about contractor
liability?
A) Contractors are never responsible for accidents
B) Contractors can be held responsible for property damage or
injury
C) Liability only applies to new construction
D) Liability insurance is optional
, Rationale: Contractors must follow safety regulations; liability insurance
protects against claims.
7. Which material is preferred for outdoor deck construction?
A) Pine without treatment
B) Pressure-treated lumber or composite decking
C) MDF
D) Particleboard
Rationale: Pressure-treated lumber and composites resist rot and
weathering.
8. When repairing a garage door, the contractor should:
A) Ignore springs
B) Check springs, cables, and track alignment
C) Only paint the door
D) Replace only the handle
Rationale: Proper inspection prevents accidents and ensures smooth
operation.
9. What is the purpose of grounding in electrical systems?
A) To decorate wiring
B) To prevent electrical shock and protect equipment
C) To reduce wire size
D) To hide wires
Rationale: Grounding provides a safe path for electrical faults.
10. When painting an exterior wall, what is the best practice to
prevent peeling?
A) Paint directly on dirty surface
