Texas General Contractor Practice Examination
Verified Questions, Correct Answers, and Detailed
Explanations for Science Students||Already Graded
A+
1. Who is responsible for providing a safe workplace?
A. Employees
B. OSHA
C. Employer/Contractor
D. Project owner
The contractor/employer has primary responsibility for jobsite
safety.
2. Hard hats are required when:
A. Working indoors
B. Working above ground level
C. There is a risk of head injury
D. Only during demolition
PPE is required whenever hazards exist.
3. What type of fire extinguisher is used for electrical fires?
A. Class A
B. Class B
C. Class C
D. Class D
Class C extinguishers are designed for energized electrical
equipment.
4. A trench deeper than what depth requires a protective system?
A. 3 feet
B. 5 feet
C. 6 feet
D. 8 feet
OSHA requires protection systems for trenches 5 feet or deeper.
,5. The safest ladder angle is:
A. 2:1
B. 3:1
C. 4:1
D. 5:1
For every 4 feet of height, place the base 1 foot out.
6. GFCI protection is required for:
A. All indoor outlets
B. Temporary jobsite power
C. Only kitchens
D. Permanent wiring only
Temporary construction power must be GFCI protected.
7. What does MSDS/SDS provide?
A. Project schedules
B. Equipment manuals
C. Chemical hazard information
D. Inspection reports
Safety Data Sheets explain handling, storage, and hazards.
8. The competent person on site must:
A. Approve payroll
B. Identify and correct hazards
C. Order materials
D. Inspect only weekly
A competent person has authority to correct unsafe conditions.
9. Minimum guardrail height is:
A. 36 inches
B. 39 inches
C. 42 inches
D. 48 inches
Standard guardrail height is 42 inches ± 3 inches.
, Project Management
11. A critical path represents:
A. Least expensive tasks
B. Longest duration tasks
C. Activities that determine project duration
D. Optional work items
Delays on the critical path delay the entire project.
12. A change order is used to:
A. Hire subcontractors
B. Modify scope, price, or time
C. Approve inspections
D. Close a project
Change orders formally adjust the contract.
13. Retainage is:
A. Bonus payment
B. Withheld portion until completion
C. Late fee
D. Tax deduction
Retainage ensures satisfactory completion.
14. A construction schedule primarily helps:
A. Reduce taxes
B. Coordinate work activities
C. Increase insurance
D. Avoid permits
Scheduling ensures proper sequencing and timing.
15. Substantial completion means:
A. Final payment issued
B. Project usable for intended purpose
C. All punch items done
D. Warranty expired
Minor items may remain, but the building is usable.
Verified Questions, Correct Answers, and Detailed
Explanations for Science Students||Already Graded
A+
1. Who is responsible for providing a safe workplace?
A. Employees
B. OSHA
C. Employer/Contractor
D. Project owner
The contractor/employer has primary responsibility for jobsite
safety.
2. Hard hats are required when:
A. Working indoors
B. Working above ground level
C. There is a risk of head injury
D. Only during demolition
PPE is required whenever hazards exist.
3. What type of fire extinguisher is used for electrical fires?
A. Class A
B. Class B
C. Class C
D. Class D
Class C extinguishers are designed for energized electrical
equipment.
4. A trench deeper than what depth requires a protective system?
A. 3 feet
B. 5 feet
C. 6 feet
D. 8 feet
OSHA requires protection systems for trenches 5 feet or deeper.
,5. The safest ladder angle is:
A. 2:1
B. 3:1
C. 4:1
D. 5:1
For every 4 feet of height, place the base 1 foot out.
6. GFCI protection is required for:
A. All indoor outlets
B. Temporary jobsite power
C. Only kitchens
D. Permanent wiring only
Temporary construction power must be GFCI protected.
7. What does MSDS/SDS provide?
A. Project schedules
B. Equipment manuals
C. Chemical hazard information
D. Inspection reports
Safety Data Sheets explain handling, storage, and hazards.
8. The competent person on site must:
A. Approve payroll
B. Identify and correct hazards
C. Order materials
D. Inspect only weekly
A competent person has authority to correct unsafe conditions.
9. Minimum guardrail height is:
A. 36 inches
B. 39 inches
C. 42 inches
D. 48 inches
Standard guardrail height is 42 inches ± 3 inches.
, Project Management
11. A critical path represents:
A. Least expensive tasks
B. Longest duration tasks
C. Activities that determine project duration
D. Optional work items
Delays on the critical path delay the entire project.
12. A change order is used to:
A. Hire subcontractors
B. Modify scope, price, or time
C. Approve inspections
D. Close a project
Change orders formally adjust the contract.
13. Retainage is:
A. Bonus payment
B. Withheld portion until completion
C. Late fee
D. Tax deduction
Retainage ensures satisfactory completion.
14. A construction schedule primarily helps:
A. Reduce taxes
B. Coordinate work activities
C. Increase insurance
D. Avoid permits
Scheduling ensures proper sequencing and timing.
15. Substantial completion means:
A. Final payment issued
B. Project usable for intended purpose
C. All punch items done
D. Warranty expired
Minor items may remain, but the building is usable.
