Free USGBC LEED-AP-O+M Practice Exam with Questions & Answers | Set: 5

The entryway system must be at least 10 ft. (3 m) long in the primary direction of travel to capture dirt and particulates entering the building. This is one of the strategies to improve indoor air quality and reduce the exposure of building occupants and maintenance personnel to potentially hazardous particulate contaminants.

References:

• LEED AP O+M Exam, page 14, section 4.2.1
• NC-v4.1 EQc1: Enhanced indoor air quality strategies, Strategy 1.Entryway Systems
• LEED CERTIFICATION – EQ CREDIT: ENHANCED INDOOR AIR QUALITY STRATEGIES, Strategy 1.Entryway Systems
• Healthy entrance, Feature 04. Part 1. Entryway Systems

The calculation used to achieve the Materials and Resources Credit, Purchasing - Ongoing, focuses on the cost of compliant furniture. This approach aligns with the intent of the credit, which is to encourage the purchase of sustainable and environmentally friendly products. By assessing the cost of compliant furniture, the credit incentivizes the selection of products that meet specific environmental criteria, thereby contributing to a more sustainable procurement practice.

The rated life of a lamp is required information for compliance with the Materials and Resources Credit, Purchasing - Lamps. This information ensures that the lamps purchased meet the longevity and performance criteria set by LEED standards.

References: The LEED v4.1 O+M guide and related materials emphasize the importance of selecting lamps with a long rated life to reduce the frequency of replacements, thereby minimizing waste and resource use123.

For the Indoor Environmental Quality Credit, Daylight and Quality Views, Option 2. Quality Views, the scenario that contributes is having a view to the outdoors that provides a connection to the natural environment. An executive office with a view of a park meets this requirement by offering a direct line of sight to the outdoor environment, thus enhancing the occupants’ psychological and emotional well-being.

References: The LEED v4.1 O+M reference materials emphasize the importance of quality views to the outdoor environment for occupant comfort and well-being12.

In the scenario of achieving Indoor Environmental Quality Credit, Daylight and Quality Views, Option 2 (Quality Views), an executive office with a view of a park contributes towards this credit. This option focuses on providing building occupants with a connection to the natural outdoor environment by means of quality views, which include views of natural settings like parks, gardens, or other scenic vistas.References:LEED AP Operations + Maintenance Reference Guide, Indoor Environmental Quality section.

The required frequency for conducting a waste stream audit in maintaining a high-performing solid waste management program is annually. Regular annual audits help in evaluating the effectiveness of waste management strategies, identifying areas for improvement, and ensuring continued progress towards waste reduction and sustainability goals.References:LEED Operations and Maintenance Reference Guide, Materials and Resources section.

The intent of the Energy and Atmosphere Credit, Enhanced Refrigeration Management, is to reduce ozone depletion in alignment with the Montreal Protocol while also minimizing both direct and indirect contributions to climate change. This credit focuses on the management of refrigerants used in HVAC systems, promoting the use of substances with lower global warming potentials and better refrigerant management practices to reduce environmental impacts.

References:The LEED AP Operations + Maintenance reference materials explain the significance of the Montreal Protocol in the context of refrigerant management and its role in mitigating climate change, underscoring the dual focus of this credit on both ozone protection and climate change mitigation.

In determining the number of cooling tower cycles for the Water Efficiency Credit, Cooling Tower Water Use, the parameter that dictates the number of cycles is the one with the fewest calculated cycles of concentration without exceeding the maximum allowable level for that specific parameter. This approach ensures that the cooling tower operates efficiently while also protecting the system from scaling, corrosion, and biological growth by not exceeding the concentration limits of any one parameter.

References:The methodology for calculating cooling tower cycles of concentration is detailed in the LEED AP Operations + Maintenance reference guide, specifically within the section on Water Efficiency Credit, Cooling Tower Water Use. This section explains how to calculate the cycles of concentration based on multiple water quality parameters and emphasizes the importance of not exceeding the maximum allowable levels to ensure system efficiency and longevity.

The correct answer is D because the historical baseline must be the average of the most recent three consecutive years of energy data available prior to the performance period1. Since the performance period calendar year is 2022, the most recent three consecutive years of energy data available are 2017, 2018 and 2019. The other options are incorrect because they either include years that are not consecutive or not prior to the performance period.

References: =

• LEED v4.1 O+M Reference Guide, page 139
• Guide to the LEED AP Operations and Maintenance (O+M) Exam, page 89
• LEED v4 AP O+M Mock Exam, page 85 =========================================

When a project is ineligible for an ENERGY STAR® Rating and opts to document Energy and Atmosphere Prerequisite, Minimum Energy Performance by benchmarking against historical data, the selected baseline must be representative of the building's typical performance. The average of calendar years 2017, 2018, and 2019 serves as a relevant baseline because it provides recent, consecutive annual data that reflects the building's energy performance before any significant changes or improvements made for LEED certification. This approach ensures that the performance period (in this case, the calendar year 2022) is compared against a stable and accurate representation of the building's typical energy use, allowing for a meaningful assessment of energy performance improvements.References:LEED v4 for Building Operations and Maintenance Guide, U.S. Green Building Council.

To achieve exemplary performance in the Materials and Resources Credit, Solid Waste Management - Ongoing, a diversion percentage of 90% for ongoing consumables is required. This high level of diversion demonstrates an advanced commitment to reducing waste and promoting recycling and composting. By diverting 90% of ongoing consumables from the landfill, projects significantly contribute to sustainability goals by minimizing their environmental footprint related to waste.

References:The LEED AP Operations + Maintenance reference guide specifies the criteria for exemplary performance in waste management, including the 90% diversion target. This ambitious goal underscores the importance of comprehensive waste reduction strategies in LEED-certified projects.