[2024] Pass USGBC LEED-AP-O-M Exam in First Attempt Easily
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NEW QUESTION # 42
What must the project team do in order to maximize the reduction in operational costs with regard to Sustainable Sites Credit, Site Improvement Plan?
- A. Increase habitat diversity
- B. Increase green space for occupants
- C. Reduce lawn areas
- D. Improve water quality of runoff from rainwater
Answer: C
Explanation:
* Reducing lawn areas can significantly impact operational costs related to landscaping maintenance, irrigation, and the potential need for chemical fertilizers and pesticides. By minimizing lawn areas and potentially replacing them with native or adapted vegetation, the site improvement plan can contribute to lower operational costs, water conservation, and improved site sustainability.References:This strategy is supported by the Sustainable Sites category in the LEED O+M Reference Guide, which encourages practices that reduce the environmental impact of landscaping and site management.
NEW QUESTION # 43
Which of the following are required to comply with Energy and Atmosphere Credit, Existing Building Commissioning- Implementation?
- A. Measurement of ventilation systems
- B. Five-year plan for equipment modification
- C. Master list of findings
- D. Detailed energy use breakdown by system
Answer: C
Explanation:
The Energy and Atmosphere Credit for Existing Building Commissioning - Implementation requires a master list of findings. This list is essential to document the current performance of building systems and to identify opportunities for improvement.
References: The LEED v4.1 O+M reference guide includes the need for a master list of findings as part of the commissioning process to ensure that all systems are performing to the expected standards and to help prioritize actions for energy efficiency1.
For compliance with the Energy and Atmosphere Credit, Existing Building Commissioning-Implementation, one of the key requirements is to develop a master list of findings from the retro-commissioning process. This list should include all identified issues that need to be addressed and rectified. It serves as a comprehensive overview of the building's systems and equipment's performance, aiding in the identification and prioritization of corrective actions.
NEW QUESTION # 44
Which of the following options about project boundaries is correct?
- A. The LEED project boundary may not include other buildings
- B. The gross floor area of the LEED project should be no less than 2% of the gross land area within the LEED project boundary
- C. A LEED campus boundary for the master site is not necessary to pursue with LEED campus certification
- D. Sites with a master plan for multiple buildings and/or phased development must not designate a LEED project boundary for each individual project
Answer: B
Explanation:
The correct option regarding project boundaries in LEED is that the gross floor area (GFA) of the LEED project should be no less than 2% of the gross land area within the LEED project boundary. This requirement ensures that the project size is significant enough relative to the land area to make the application of LEED meaningful and impactful.References:LEED AP Operations + Maintenance Reference Guide, Project Site Factorssection.
NEW QUESTION # 45
A LEED AP Operations and Maintenance project is at the end of the second month of the performance period when the team notices that the water meter readings for one of the two submeters is not being recorded. What advice should the LEED AP give the project team in order to comply with Water Efficiency Credit, Water Metering?
- A. Use the incomplete data as is
- B. Extend the performance period to gain the full three months of weekly water meter readings
- C. Submit a Project CIR
- D. Remove the missing meter data from the credit upload
Answer: B
Explanation:
Short Explanation: The LEED AP O+M Reference Guide states that "If a meter fails during the performance period, the project team must extend the performance period to obtain the required three months of data." Therefore, the best advice is to extend the performance period to gain the full three months of weekly water meter readings.
References:
* LEED AP O+M Reference Guide, Water Efficiency Credit, Water Metering, page 114
* LEED QUALIFICATION GUIDE - v4 - Sloan, page 2
* Building-Level Water Metering and Water Metering | LEEDuser
NEW QUESTION # 46
The Materials and Resources (MR) section includes which of the following building products in Credit calculations?
- A. Mechanical Equipment
- B. Plumbing Fixtures
- C. Light Fixtures
- D. Furniture
Answer: D
Explanation:
In the Materials and Resources (MR) section of LEED, furniture is included in credit calculations, particularly in credits related to sustainable purchasing and waste management. Furniture plays a significant role in the environmental impact of a building's interior due to its material content, durability, and potential for reuse or recycling. Including furniture in MR calculations encourages the selection of sustainable products and practices, such as purchasing reused or recycled furniture, and implementing take-back programs or recycling initiatives at the end of the furniture's life cycle.
References:This inclusion is outlined in the LEED AP Operations + Maintenance reference materials, where it details how furniture contributes to various MR credits, emphasizing the importance of sustainable purchasing decisions and waste management practices that encompass furniture.
NEW QUESTION # 47
Which of the following appliances are included in Water Efficiency Prerequisite, Indoor Water Use Reduction?
- A. Residential dishwashers and drinking fountains
- B. Residential clothes washers and vending machines
- C. Residential clothes washers and dishwashers
- D. Residential dishwashers and coffee makers
Answer: C
Explanation:
The Water Efficiency Prerequisite, Indoor Water Use Reduction, under LEED AP O+M V4.1, includes the reduction of water use in various indoor appliances. The appliances included in this prerequisite are those that contribute significantly to indoor water use. Among the options provided, residential clothes washers and dishwashers are included. These appliances use a significant amount of water and are therefore important targets for water use reduction1.
References:
* LEED v4 Indoor Water Use Reduction Calculator
* Indoor water use reduction | U.S. Green Building Council
* LEED v4 water efficiency credits: Do you know the new standards?
* LEED QUALIFICATION GUIDE - v4 - Sloan
NEW QUESTION # 48
What strategy should be performed if submetering of the irrigation system is not available or difficult to implement for an existing building to comply with the Sustainable Sites Credit, Site Management?
- A. Use automated leak detection systems, such as those that use pressure sensors
- B. Inspect irrigation systems for leaks once per year
- C. Perform irrigation management tasks manually on a daily basis
- D. Correct any deficiencies that are discovered in the irrigation system prior to the performance period
Answer: A
Explanation:
For compliance with the Sustainable Sites Credit, Site Management, when submetering of the irrigation system is not available or difficult to implement for an existing building, the recommended strategy is to use automated leak detection systems, such as those that use pressure sensors. The guidance for irrigation management under the LEED for Operations and Maintenance (O+M) rating system includes monitoring irrigation systems manually or with automated systems at least every two weeks during the operating season for appropriate water usage, system times, leaks, or breaks. Automated systems, particularly those employing pressure sensors, are effective in detecting leaks and irregularities in water use,thereby contributing to efficient water management and maintenance of the irrigation system.References:LEED v5 O+M: Existing Buildings beta version
NEW QUESTION # 49
A LEED AP is reviewing construction documents to identify the regularly occupied spaces on a project to ensure that floor area values are utilized consistently across credits. What aspects of each space should the LEED AP consider?
- A. Fire ratings of installed wall and ceiling assemblies
- B. Typical duration of intended occupancy in each space per day
- C. Rate of outdoor air provided per person
- D. Maximum number of intended occupants standing or seated
Answer: D
Explanation:
When identifying regularly occupied spaces in a project, the LEED AP should consider the maximum number of intended occupants, whether standing or seated, in each space. This is important for ensuring consistency in floor area values across various credits, such as those related to indoor environmental quality or space utilization. The consideration of occupants helps in determining space functionality and occupancy patterns, which are critical for accurate LEED assessments.References:LEED AP Operations + Maintenance Reference Guide, Indoor Environmental Quality section.
NEW QUESTION # 50
When developing a transportation survey, a LEED AP must make certain that the survey instrument collects information
- A. from non-consecutive days over a calendar month
- B. in a consistent manner from all respondents
- C. on every mode of transportation in a multi-mode daily commute
- D. from the morning and evening commute only
Answer: B
NEW QUESTION # 51
For Materials and Resources Credit, Purchasing - Lamps, the threshold for mercury-containing lamps is
- A. 80 picograms per lumen hour for 90% of lamps
- B. 90 picograms per lumen hour for 90% of lamps
- C. 70 picograms per lumen hour for all mercury-containing lamps
- D. 80 picograms per lumen hour for all mercury-containing lamps
Answer: A
Explanation:
This answer is correct because it matches the requirement of the Materials and Resources Credit, Purchasing - Lamps, which aims to reduce the environmental and health impacts of mercury used in lamps.The credit requires projects to purchase lamps that have a mercury content of 80 picograms per lumen hour or less for at least 90% of the total number of lamps purchased during the performance period1. The other options are incorrect because they either have a higher mercury content threshold or a higher percentage of lamps to meet the threshold.
References: =LEED v4.1 OPERATIONS AND MAINTENANCE - WAP Sustainability Consulting, page
40;LEED v4: Building Operations + Maintenance Guide | U.S. Green Building Council, page 40.
NEW QUESTION # 52
An ASHRAE Level 1 walkthrough analysis contributes to what prerequisite or credit?
- A. Energy and Atmosphere Credit, Enhanced Refrigerant Management
- B. Energy and Atmosphere Prerequisite, Building-Level Energy Metering
- C. Energy and Atmosphere Prerequisite, Energy Efficiency Best Management Practices
- D. Energy and Atmosphere Prerequisite, Minimum Energy Performance
Answer: C
Explanation:
An ASHRAE Level 1 walkthrough analysis is a preliminary evaluation of a building's energy systems to identify obvious energy efficiency opportunities and potential areas for improvement. This type of analysis aligns with the Energy Efficiency Best Management Practices by establishing a baseline understanding of the building's energy use and identifying simple, low-cost measures to improve energy efficiency. It does not directly relate to building-level energy metering, refrigerant management, or the minimum energy performance standards, which are more technical and specific in nature.
NEW QUESTION # 53
A project owner has hired a Commissioning Authority (CxA) to develop a Commissioning (Cx) Plan which will be submitted in the LEED application to document Energy and Atmosphere Credit, Existing Building Commissioning - Analysis, Option 1. Existing Building Commissioning. At a minimum, what should be included in the Cx Plan?
- A. Low and No Cost Improvements, Energy Use Breakdown, and Capital Improvements Measures
- B. Cx process activities, Water efficiency optimization strategies, and Energy Use Breakdown
- C. Energy Use Breakdown, project team members, and Capital Improvements Measures
- D. Cx program overview, project team members, and process activities
Answer: D
Explanation:
LEED v4.1 O+M Reference Guide, page 101;LEED AP O+M Exam Guide, page 306.
The Commissioning (Cx) Plan is a foundational document that outlines the scope and activities of the commissioning process. At a minimum, the plan should include an overview of the Cx program, which details the objectives and goals, the roles and responsibilities of the project team members involved in the commissioning process, and the sequence and timing of process activities. This ensures that all stakeholders understand the commissioning process and are aligned with its implementation.
References:
* The requirements for the contents of a Commissioning Plan are detailed in the Energy and Atmosphere Credit for Existing Building Commissioning under the LEED for Building Operations and Maintenance (O+M) reference guide. It is also highlighted in the LEED AP O+M training materials that a comprehensive Cx Plan is integral to documenting the systematic process of ensuring building systems perform interactively and efficiently.
NEW QUESTION # 54
Under Energy and Atmosphere Credit, Optimize Energy Performance, for buildings eligible to receive an energy performance rating using the Environmental Protection Agency's ENERGY STAR Portfolio Manager what is the minimum rating to receive points?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
Explanation:
This answer is correct because it matches the requirement of the Energy and Atmosphere Credit, Optimize Energy Performance, which aims to reduce the environmental and economic impacts associated with excessive energy use. The credit requires projects to demonstrate an improvement in energy performance compared to a baseline building, using one of the three options available.For buildings eligible to receive an energy performance rating using the Environmental Protection Agency's ENERGY STAR Portfolio Manager tool, the option is to achieve a rating of at least 50, which corresponds to the median energy performance of similar buildings nationwide1. The other options are incorrect because they are either higher than the minimum rating or not applicable to this option.
References: =LEED v4.1 OPERATIONS AND MAINTENANCE - WAP Sustainability Consulting, page
32;LEED v4: Building Operations + Maintenance Guide | U.S. Green Building Council, page 32;ENERGY STAR Portfolio Manager
NEW QUESTION # 55
A management method that could be included in a project's site management policy is the use of
- A. exterior maintenance beyond the minimum levels required to maintain site safety
- B. electric-powered equipment instead of gasoline-powered equipment
- C. mechanical equipment instead of non-powered manual methods
- D. high-decibel equipment instead of low-decibel equipment
Answer: B
Explanation:
The use of electric-powered equipment is a sustainable management method that can be included in a project's site management policy. It helps reduce emissions and pollution associated with gasoline-powered equipment, aligning with LEED's environmental goals.
References: The LEED v4.1 O+M Guide and Site Management policy template provide guidance on sustainable site management practices, including the use of electric-powered equipment to minimize environmental impact123.
In developing a site management policy, one effective management method is to use electric-powered equipment instead of gasoline-powered equipment. Electric equipment typically produces fewer emissions and is quieter, contributing to a reduction in air pollution and noise pollution on the site. This practice aligns with LEED's emphasis on reducing environmental impacts and improving the quality of the site and surrounding areas.
References:The use of electric-powered equipment as a preferred management method is consistent with the guidelines provided in the LEED AP Operations + Maintenance reference materials, particularly in the context of developing sustainable site management policies. These resources advocate for practices that minimize environmental impact and enhance sustainability.
NEW QUESTION # 56
If a manufacturer does not specify the calibration interval for the utility meters used for benchmarking building energy performance, the assessment team may specify a reasonable calibration interval not to exceed
- A. one year
- B. three years
- C. two years
- D. five years
Answer: B
Explanation:
If a manufacturer does not specify the calibration interval for utility meters used for benchmarking building energy performance, the assessment team may specify a reasonable calibration interval not to exceed three years. This calibration ensures the accuracy and reliability of the data collected for energy performance analysis.References:LEED v5 O+M: Existing Buildings beta version
NEW QUESTION # 57
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