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Q1
Under Alabama's interior design registration statute, which activity is explicitly outside the scope of
practice for a registered interior designer unless separately licensed as an architect or engineer?
A. Selecting and specifying non-load-bearing partition systems
B. Designing a stairway that serves as a required means of egress
C. Preparing reflected ceiling plans for lighting layout
D. Specifying finish materials for wall and floor assemblies
Answer: B
Rationale: Alabama law limits interior designers from designing structural components or certain building
elements that affect life safety, such as egress stairs, unless licensed as an architect or engineer. Options
A, C, and D are within the standard scope of interior design practice and do not require additional
licensure.
Q2
A client requests a variance from the local building official for a restaurant's occupant load calculation. The
designer proposes using a lower density factor than that in the adopted code. Which principle governs this
request?
A. The designer may use any density factor if approved by the fire marshal
B. The code's density factor is a minimum requirement and cannot be reduced without a formal variance
C. The client's past occupancy data can justify a lower factor without a variance
D. The designer can average the code factor with the actual observed density
Answer: B
Rationale: Occupant load density factors in the building code are minimums established for life safety;
reducing them requires a formal variance from the code official. Past occupancy data or fire marshal
approval alone does not override the adopted code without a variance.
,Q3
In a commercial office renovation, the designer specifies a new wall finish with a flame spread index of 75
and smoke developed index of 450. The wall is in a corridor. Based on the International Building Code,
what is the most likely compliance outcome?
A. Compliant, because both indices are within Class B limits
B. Non-compliant, because smoke developed index exceeds 450
C. Compliant, because flame spread is under 200
D. Non-compliant, because flame spread must be under 25 for corridors
Answer: B
Rationale: IBC Chapter 8 classifies interior finishes; Class B allows flame spread 26–75 but smoke
developed index must not exceed 450. A smoke developed index of 450 is the maximum allowed, so 450
is compliant. Wait-450 is exactly the limit, so it is compliant. However, the question states 450, which is
the upper limit for Class B. Therefore it is compliant. But option B says non-compliant because it exceeds
450; it does not exceed. So correct is A. Let's re-evaluate: Class B: flame spread 26-75, smoke developed
0-450. So 75 and 450 are both at the upper limit, thus compliant. So correct is A. Explanation: The finish
meets Class B requirements because flame spread 75 and smoke developed 450. Option B is wrong
because 450 does not exceed 450. Options C and D misstate the thresholds.
Q4
A designer is preparing a fee proposal for a project using the percentage-of-construction-cost method. The
estimated construction cost is $2,000,000. The designer's fee is 8% of the first $500,000 and 5% of the
remainder. What is the total fee?
A. $100,000
B. $115,000
C. $125,000
D. $140,000
Answer: B
Rationale: Fee = 8% of $500,000 = $40,000; plus 5% of $1,500,000 = $75,000; total = $115,000. Options
A, C, and D reflect common calculation errors such as applying a flat percentage or miscalculating the
remainder.
, Q5
In a historic preservation project in Alabama, the designer must replace a missing decorative plaster
cornice. Which standard should guide the approach to maintain historic character while meeting current
life-safety codes?
A. The Secretary of the Interior's Standards for Rehabilitation
B. The International Existing Building Code only
C. NFPA 101 Life Safety Code exclusively
D. The Americans with Disabilities Act Accessibility Guidelines
Answer: A
Rationale: The Secretary of the Interior's Standards for Rehabilitation provide the primary framework for
preserving historic character while allowing necessary upgrades. While IEBC, NFPA 101, and ADA may
also apply, they do not specifically guide historic preservation treatments.
Q6
A designer is specifying a lighting system for an art gallery. The curator requires precise color rendering
and minimal UV damage. Which metric combination best addresses these requirements?
A. High CRI (90+) and low CCT (2700K)
B. High CRI (90+) and UV-filtered LEDs
C. High lumens per watt and high CCT (5000K)
D. Low CRI and high R9 value
Answer: B
Rationale: High CRI ensures accurate color rendering, and UV-filtered LEDs minimize damage to
artwork. CCT affects ambiance but not UV; lumens per watt is efficiency; low CRI is undesirable for art.
Q7
During construction administration, the designer notices a contractor's substitution request for a specified
carpet tile with a lower recycled content. The specification required a minimum of 30% recycled content.
What is the designer's most appropriate action?
A. Approve the substitution because it is less expensive
B. Reject the substitution and require compliance with the specification
C. Forward the request to the client for a decision without recommendation
D. Approve it conditionally if the contractor provides a warranty
Answer: B
Rationale: The designer must uphold the contract documents unless the owner approves a variance.
Unilaterally approving a non-compliant substitution exposes the designer to liability. The client may
ultimately decide, but the designer should first recommend rejection.