Commercial Contractor Practice Exam
Questions Correct Answers, and
Detailed Explanations for Computer
Science Students||Already Graded A+
1. What document defines the scope, price, and timeline of a
construction project?
A. Change order
B. Specification manual
C. Contract agreement
D. Shop drawings
Answer: C
The contract agreement is the legally binding document that
establishes scope, cost, and schedule.
2. Who is responsible for jobsite safety under OSHA regulations?
A. Employees
B. Property owner
C. Architect
D. Employer
Answer: D
OSHA places primary responsibility for safety compliance on the
employer.
3. Which insurance protects against claims of bodily injury or
property damage?
, A. Workers’ compensation
B. Builder’s risk
C. General liability
D. Professional liability
Answer: C
General liability insurance covers third-party injury and property
damage claims.
4. A change order becomes valid when it is:
A. Verbally approved
B. Submitted by subcontractor
C. Filed with the city
D. Approved in writing by authorized parties
Answer: D
Written approval ensures enforceability and proper cost and
schedule adjustments.
5. What is the primary purpose of a critical path schedule (CPM)?
A. Track labor costs
B. Show material quantities
C. Identify activities that affect project completion
D. Assign subcontractors
Answer: C
The critical path determines the sequence of tasks that control the
project duration.
, 6. Which contract type places the greatest cost risk on the
contractor?
A. Cost-plus
B. Time and material
C. Unit price
D. Lump sum
Answer: D
Under lump sum contracts, the contractor absorbs cost overruns.
7. What is the minimum information required on construction
drawings?
A. Manufacturer data
B. Dimensions and locations
C. Cost breakdown
D. Inspection logs
Answer: B
Drawings must clearly show size, location, and relationships of
components.
8. Who typically issues a certificate of occupancy?
A. Contractor
B. Architect
C. Owner
D. Building official
Answer: D
The local building authority confirms code compliance before
occupancy.
, 9. What does “retainage” refer to?
A. Contractor profit
B. Insurance premium
C. Money withheld until project completion
D. Sales tax
Answer: C
Retainage protects the owner by ensuring project completion and
correction of defects.
10. Which document takes precedence in a conflict?
A. Specifications
B. Shop drawings
C. Contract agreement
D. Field reports
Answer: C
The contract agreement has the highest legal authority.
11. What is the purpose of a performance bond?
A. Pay suppliers
B. Guarantee completion of work
C. Cover injuries
D. Protect equipment
Answer: B
Performance bonds ensure the project is completed if the contractor
defaults.
Questions Correct Answers, and
Detailed Explanations for Computer
Science Students||Already Graded A+
1. What document defines the scope, price, and timeline of a
construction project?
A. Change order
B. Specification manual
C. Contract agreement
D. Shop drawings
Answer: C
The contract agreement is the legally binding document that
establishes scope, cost, and schedule.
2. Who is responsible for jobsite safety under OSHA regulations?
A. Employees
B. Property owner
C. Architect
D. Employer
Answer: D
OSHA places primary responsibility for safety compliance on the
employer.
3. Which insurance protects against claims of bodily injury or
property damage?
, A. Workers’ compensation
B. Builder’s risk
C. General liability
D. Professional liability
Answer: C
General liability insurance covers third-party injury and property
damage claims.
4. A change order becomes valid when it is:
A. Verbally approved
B. Submitted by subcontractor
C. Filed with the city
D. Approved in writing by authorized parties
Answer: D
Written approval ensures enforceability and proper cost and
schedule adjustments.
5. What is the primary purpose of a critical path schedule (CPM)?
A. Track labor costs
B. Show material quantities
C. Identify activities that affect project completion
D. Assign subcontractors
Answer: C
The critical path determines the sequence of tasks that control the
project duration.
, 6. Which contract type places the greatest cost risk on the
contractor?
A. Cost-plus
B. Time and material
C. Unit price
D. Lump sum
Answer: D
Under lump sum contracts, the contractor absorbs cost overruns.
7. What is the minimum information required on construction
drawings?
A. Manufacturer data
B. Dimensions and locations
C. Cost breakdown
D. Inspection logs
Answer: B
Drawings must clearly show size, location, and relationships of
components.
8. Who typically issues a certificate of occupancy?
A. Contractor
B. Architect
C. Owner
D. Building official
Answer: D
The local building authority confirms code compliance before
occupancy.
, 9. What does “retainage” refer to?
A. Contractor profit
B. Insurance premium
C. Money withheld until project completion
D. Sales tax
Answer: C
Retainage protects the owner by ensuring project completion and
correction of defects.
10. Which document takes precedence in a conflict?
A. Specifications
B. Shop drawings
C. Contract agreement
D. Field reports
Answer: C
The contract agreement has the highest legal authority.
11. What is the purpose of a performance bond?
A. Pay suppliers
B. Guarantee completion of work
C. Cover injuries
D. Protect equipment
Answer: B
Performance bonds ensure the project is completed if the contractor
defaults.
