Question 1 (Mathematics)
A contractor estimates earthwork volume using the average end-area method. Which
factor most directly affects accuracy?
A. An incomplete assumption
B. A condition that ignores design requirements
C. The technically correct engineering principle or calculation
D. A choice that conflicts with standard practice
Correct Answer: C
Rationale: Accurate earthwork estimates depend on representative cross-sections and
survey spacing. Larger intervals can miss terrain variations, while better field data
improves volume accuracy.
Question 2 (Statics)
A simply supported beam carries a uniform load. Which parameter most directly
increases maximum bending moment?
A. An incomplete assumption
B. The technically correct engineering principle or calculation
C. A condition that ignores design requirements
D. A choice that conflicts with standard practice
Correct Answer: B
Rationale: Maximum bending moment increases with load intensity and span length.
These variables directly influence structural demand and are critical in beam design.
Question 3 (Dynamics)
A vehicle accelerates uniformly along a straight roadway. Which quantity remains
constant?
A. An incomplete assumption
,B. A condition that ignores design requirements
C. A choice that conflicts with standard practice
D. The technically correct engineering principle or calculation
Correct Answer: D
Rationale: Uniform acceleration means the rate of change of velocity remains constant.
Velocity changes with time, but acceleration does not.
Question 4 (Mechanics of Materials)
For a tension member, stress is calculated as:
A. An incomplete assumption
B. The technically correct engineering principle or calculation
C. A condition that ignores design requirements
D. A choice that conflicts with standard practice
Correct Answer: B
Rationale: Normal stress equals axial force divided by cross-sectional area. This
relationship is fundamental for evaluating member capacity.
Question 5 (Structural Analysis)
Which assumption is typically made for a pin-connected truss?
A. An incomplete assumption
B. The technically correct engineering principle or calculation
C. A condition that ignores design requirements
D. A choice that conflicts with standard practice
Correct Answer: B
Rationale: Ideal truss analysis assumes loads act at joints and members carry only axial
forces. This simplifies structural calculations.
Question 6 (Geotechnical)
Which soil generally has the highest permeability?
,A. An incomplete assumption
B. A condition that ignores design requirements
C. The technically correct engineering principle or calculation
D. A choice that conflicts with standard practice
Correct Answer: C
Rationale: Coarse-grained soils such as sand allow water to flow more freely because
they contain larger interconnected void spaces.
Question 7 (Hydraulics)
In Bernoulli’s equation, velocity head is represented by:
A. An incomplete assumption
B. The technically correct engineering principle or calculation
C. A condition that ignores design requirements
D. A choice that conflicts with standard practice
Correct Answer: B
Rationale: Velocity head represents kinetic energy per unit weight of fluid and is
expressed as v²/2g in Bernoulli’s equation.
Question 8 (Hydrology)
A watershed with greater impervious area generally produces:
A. An incomplete assumption
B. A condition that ignores design requirements
C. The technically correct engineering principle or calculation
D. A choice that conflicts with standard practice
Correct Answer: C
Rationale: Impervious surfaces reduce infiltration and increase runoff, resulting in
higher peak discharge and faster response times.
Question 9 (Transportation)
, Level of Service primarily measures:
A. An incomplete assumption
B. A condition that ignores design requirements
C. A choice that conflicts with standard practice
D. The technically correct engineering principle or calculation
Correct Answer: D
Rationale: Level of Service evaluates traffic operating conditions from the user
perspective, including delay, speed, and maneuverability.
Question 10 (Environmental)
The purpose of disinfection in water treatment is to:
A. An incomplete assumption
B. A condition that ignores design requirements
C. The technically correct engineering principle or calculation
D. A choice that conflicts with standard practice
Correct Answer: C
Rationale: Disinfection reduces harmful microorganisms and improves public health
protection before water distribution.
Question 11 (Mathematics)
A contractor estimates earthwork volume using the average end-area method. Which
factor most directly affects accuracy?
A. An incomplete assumption
B. The technically correct engineering principle or calculation
C. A condition that ignores design requirements
D. A choice that conflicts with standard practice
Correct Answer: B