WELL AP V2 Sound

01. In Part 1: Label Acoustic Zones of Feature S01: Sound Mapping, a new office project labels what acoustic zones as part of its sound mapping plan?

A. Noisy, Mixed, Equipment and Quiet zones

B. Noisy, Quiet, Mixed and Circulation zones

C. Loud, Quiet, Mixed and Circulation zones

D. Loud, Quiet, Equipment and Circulation zones

C

02. A cafeteria, a Category 3 space, is part of the build-out. What is the maximum sound pressure level (SPL) in dBAs for this space if you want to achieve the maximum number of points according to Part 1: Limit Background Noise Levels of Feature SO2: Maximum Noise Levels.

A. 50 dBA

B. 45 dBA

C. 55 dBA

D. 60 Dba

C

03. According to Part 2: Achieve Sound Isolation at Walls of Feature S03: Sound Barriers, what is the minimum Noise Isolation Class (NIC) or Weighted Difference Level (Dw) between rooms for concentration and other regularly occupied spaces?

A. 10

B. 40

C. 55

D. 60

B

04. According to Part 1: Design for Sound Isolation at Walls and Doors of Feature S03: Sound Barriers, what minimums are required for the doors that connect two occupiable rooms and doors to mechanical equipment rooms?

A. Doors must have a non-hollow core, a minimum STC/Rw of 40 and seals at the head, jamb and base.

B. Doors must have a non-hollow core and seals at the head, jamb and base.

C. Doors must have a non-hollow core, a minimum STC/Rw of 30 and seals at the head, jamb and base.

D. Doors must have a non-hollow core, a minimum STC/Rw of 35 and seals at the head, jamb and base.

C

05. The WELL Sound concept aims to bolster which of the following?

A. Calmness and occupant productivity

B. Social interaction and fitness

C. Occupant Health and well-being

D. Occupant satisfaction and profitability

C

06. In Feature S02: Maximum Noise Levels studies have shown exposure to traffic noise can lead to an increased risk of what health issues?

A. Anxiety and headaches

B. Hypertension and anxiety

C. Diabetes, strokes and hypertension

D. Chronic stress and heart attacks

C

07. One solution for interior noise as specified in Feature S02: Maximum Noise Levels is?

A. Insulating the equipment room.

B. Selecting HVAC equipment with lower sound ratings.

C. Providing occupants with noise reducing headphones.

D. Using sound reducing windows.

B

08. In order to meet the minimum requirements of Part 1: Implement Sound Reducing Surfaces of Feature S05: Sound Reducing Surfaces, open workspaces must meet which of the following minimum NRC/aw at ceiling values?

A. 0.90 for all available ceiling area

B. 0.75 for at least 50% of available ceiling area

C. 0.75 for at least 75% of available ceiling area

D. 0.75 for all available ceiling area

C

09. Which WELL feature requires projects to strategize an acoustical plan that identifies sources of noise that can negatively impact interior spaces?

A. Part 2: Provide Acoustic Design Plan

B. Feature S01: Acoustical Plan

C. Feature S01: Sound Mapping

D. Feature S01: Sound Planning

C

10. According to Part 1: Limit Background Noise Levels of Feature S02: Maximum Noise Levels, to earn 3 Points, what is the maximum Sound Pressure Level (SPL) dBA measurement of an open dining area (a Category 3 space)?

A. 55 dBA

B. 45 dBA

C. 60 dBC

D. 50 dbc

A

11. Feature S04: Reverberation Time states that reverberation time is the length of time taken for a sound to decay by dB from an initial impulse level.

A. 55 dB

B. 60 dB

C. 50 dB

D. 45 Db

B

12. A new WELL project is concerned with having the proper sound barriers to protect the privacy of the buildings occupants. If choosing Option 2: Speech privacy in Part 2: Achieve Sound Isolation at Walls of Feature S03: Sound Barriers, what is the minimum NIC + NC or Dw + LAeq for an enclosed office?

A. 90

B. 80

C. 70

D. 20

B

13. In Feature S04: Reverberation Time, a solution to reduce reverberation time is?

A. Use furniture that is made of wood.

B. Purchase telecommunication/AV equipment that enhances speech intelligibility.

C. Add reflective surfaces such as glass or stone.

D. Add absorptive surface finishes at ceiling and walls.

D

14. To achieve points for Option 1: Reverberation time, design in Part 1: Achieve Reverberation Time Thresholds of Feature S04: Reverberation Time, what is the maximum reverberation time in areas for speech?

A. 0.5 ≤ t ≤ 0.8^9

B. 0.6 ≤ t ≤ 1.0^9

C. 0.8 ≤ t ≤ 1.0^9

D. 1.0 ≤ t ≤ 1.4^9

C

15. A number of studies have indicated that is a major cause of complaint and results in occupant dissatisfaction.

A. Bad tasting water

B. Internally generated noise

C. Not enough parking

D. Not enough bathrooms

B

16. In Part 1: Provide Minimum Background Sound of Feature S06: Minimum Background Sound, a sound masking system must be commissioned so that the sound pressure levels (SPL) do not exceed in enclosed rooms labeled as Quiet zones.

A. 42 dBA.

B. 38 dBA.

C. 48 dBA.

D. 46 dBA.

A

17. Interior walls must have a minimum Sound Transmission Class (STC) between adjacent Quiet zones per Part 1: Design for Sound Isolation at Walls and Doors of Feature: SO3 Sound Barriers?

A. 50

B. 45

C. 60

D. 40

A

18. When noise from internal or external sources is increased in a space, occupants have been found to be?

A. Easily distracted, hearing impaired and less collaborative.

B. Easily distracted, less productive and susceptible to burnout.

C. Less productive, less collaborative and depressed.

D. Anxious, less productive and depressed.

B

19. A 10-story office building in downtown New York City is aiming for WELL Certification. Due to the location, they are worried about the noise levels from the streets that could travel into the building's interior spaces. To help with this issue, the project team needs to design the floor plans with intent and use in mind. For example, a typical office can be categorized into what four key types of programming?

A. Concentration, collaboration, socialization, learning

B. Collaboration, concentration, socialization and teaching

C. Concentration, socialization, teaching and break rooms

D. Break rooms, teaching, collaboration and socialization

A

20. A suggested solution to exterior noise as specified in Feature S02: Maximum Noise Levels is?

A. Insulating the equipment room.

B. Selecting HVAC equipment with lower sound ratings.

C. Providing occupants with noise reducing headphones.

D. Using sound reducing windows.

D

21. In Part 1: Limit Background Noise Levels of Feature S02: Maximum Noise Levels, a new apartment complex must test the background noise levels in the bedrooms to make sure they do not exceed an average of 35 dBA. What minimum period of time must the background noise be measured?

A. 6 hour period at any given time of the day

B. 12 hour period that includes the hours from 10 pm to 7 am

C. 24 hour period

D. Testing must occur for 12 hours between 8 pm to 8 am

B

22. In Feature S03: Sound Barriers, there is evidence that links noise annoyance in multi-story housing to what health issues?

A. Depression and anxiety

B. Poor mental health and perceived stress

C. Memory loss and depression

D. Anxiety and perceived stress

B

23. An area mapped as part of the project includes a conference room for collaboration. For this area to comply with Part 1: Design for Sound Isolation at Walls and Doors of Feature S03: Sound Barriers, what is the minimum STC or RW requirement of the conference room?

A. 45

B. 50

C. 60

D. 55

D

24. The length of reverberation time is a function of what?

A. Sound absorbing properties, room height and number of doors

B. Room height, surface areas and sound absorbing properties of surface finishes

C. Room size, surface areas and sound absorbing properties of surface finishes

D. Room size, surface areas and number of doors

C

25. Feature S04: Reverberation Time review studies showing high reverberation times in classrooms can link to many negative effects. Which of the following is not one of the many effects?

A. Loss of hearing

B. Reduce cognition

C. Reduce memory retention

D. Reduces speech intelligibility among hard of hearing a non-native speaking populations

A

26. A new learning center is looking for a way to improve the reverberation time within their classrooms. Which of the following options will assist in achieving this goal?

A. Reduce reflected sound energy, increased reflective surfaces and add absorptive surfaces.

B. Add absorptive surfaces, alter room geometry and increase reflective surfaces.

C. Reduce reflected sound energy, alter room geometry and add absorptive surfaces.

D. Reduce reflective surfaces, alter room geometry and add absorptive surfaces.

D

27. A solution in Feature S02: Sound Reducing Surfaces that minimizes reverberation, significantly reduces sound across human speech frequencies and can greatly reduce unwanted buildup of reflected sound is called?

A. Acoustical comfort

B. Acoustical treatment

C. Speech intelligibility

D. Reverberation time

B

28. What area of a room typically provides the greatest area of coverage where extremely absorptive materials can offer the best outcome to reducing reverberation?

A. Floor

B. Ceilings

C. Walls

D. Furniture

B

29. A new project that includes a designated dining hall is looking to reduce sound by adding absorptive surfaces. If they are looking to earn 2 points, what is the minimum NRC/aw for ceilings?

A. 0.80 on at least 75% of available ceiling area

B. 0.70 for all available ceiling area

C. 0.90 for all available ceiling area

D. 0.60 on at least 50% of available ceiling area

C

30. What is the intent of Feature S03: Sound Barriers?

A. To increase the level of speech privacy between horizontally adjacent enclosures and highlight design constraints that may hinder acoustical comfort.

B. To decrease the level of speech privacy between horizontally adjacent enclosures and highlight design constraints that may hinder acoustical comfort.

C. To increase the level of speech privacy between vertically adjacent enclosures and highlight design constraints that may hinder acoustical comfort.

D. To increase the level of speech privacy between horizontally adjacent enclosures and highlight design constraints that may hinder thermal comfort.

A

31. A WELL project is working on obtaining 1 point for Part 1: Enhanced Speed Reduction Feature S06: Minimum Background Sound. Which features must the project meet in order to earn this point?

A. Part 1: Achieve Reverberation Time Thresholds of Feature S04: Reverberation Time

B. Part 1: Provide Minimum Background of Feature S06: Minimum Background Sound

C. Part 1: Label Acoustic Zones of Feature S01: Sound Mapping

D. Part 1: Design for Sound Isolation at Walls and Doors of Feature S03: Sound Barriers

B

32. According to the Feature S07: Impact Noise Management, impact noise travels through what structures?

A. Floors, columns, ceilings, doors

B. Doors, walls, floors, rafters

C. Rafters, ceilings, piping, walls

D. Walls, floors, columns, piping

D

33. According to Feature S05: Sound Reducing Surfaces of the WELL Building

Standard™ (WELL™), ceilings provide the area of coverage where highly absorptive materials can offer the best performance in reducing reverberation.

A. Least

B. Best

C. Greatest

D. Worst

C

34. To meet the thresholds for Part 2: Meet Thresholds for Impact Noise Rating of Feature S07: Impact Noise Management, which ASTM and ISO standards (or equivalent) must be followed?

A. ASTM E1007-19, ISO 16283

B. ASTM E492-09, ISO 717.2

C. ASTM 1573-18, ISO 717.2

D. ASTM 1573-18, ISO 16283

A

35. A new WELL Certified building that is offering a dining hall for its employees wants to earn the max points for Feature S07: Impact Noise Management for impact noise rating. In order to achieve this, what is the minimum Normalized Impact Sound Ratings (NISR) level needed?

A. 42

B. 47

C. 52

D. 50

B

36. Depending on the type of surface materials, reverberation time and reflected sound energy has the potential of creating uncomfortable environments. In schools, where spaces need to be conducive to learning, what must the reverberation time support?

A. Surface finishes

B. Reflected sound

C. Privacy

D. Speech intelligibility

D

37. According to Part 2: Prioritize Audio Devices and Policies of Feature S07: Enhanced Audio Designs, which of the following does NOT aid in the support of individual acoustical needs?

A. Employees must purchase any specialized accessories they will need to utilize sound enhancement technology.

B. A minimum of one daily quiet hour is scheduled and signage is used to indicate both the location and intended activities of Quiet and Mixed Zones.

C. All audio devices are managed internally by a qualified professional.

D. Eligible employees can request alternative workplace arrangements to meet their individual acoustic comfort needs.

A

38. The effects of exterior noise from transportation have been shown to impact health and well-being in different ways. What health concern do both men and women share from spending time in spaces that are close to busy highways or airports?

A. Stress levels

B. Myocardial infarction

C. Hypertension

D. Sleep deprivation

B

39. Improving speech intelligibility in classrooms by implementing audio systems can help support participation for deaf and hard-of-hearing students, which is linked to what areas of improvement, according to WELL Feature S08: Enhanced Audio Devices?

A. Mental health

B. Social contact with peers

C. Quality of life

D. All of the above

D

40. What does NISR stand for?

A. National Institute for Sound Ratings

B. Normalized Impact Sound Ratings

C. Normalized Industrial Sound Ratings

D. Normalized Impact Sound Reverberation

B

41. For all spaces except dwelling units, commercial kitchen spaces, and industrial buildings; category 2 represents what type of area?

A. Large conference rooms

B. Dining areas

C. Small meeting rooms

D. Personal offices

D

42. For dwelling units, what is the maximum average background noise level allowed over a 12-hour period?

A. 35 dBA

B. 40 dBA

C. 65 dBA

D. 70 Dba

A

43. What is the intent of Feature S06: Minimum Background Sound?

A. To decrease acoustical privacy within and between occupied spaces.

B. To design spaces with sound reducing surfaces.

C. To increase acoustical privacy within and between occupied spaces.

D. To increase the level of sound isolation and speech privacy.

C

44. According to Feature S02: Maximum Noise Levels, exterior noise can be controlled best by?

A. With inexpensive building materials.

B. During the construction phase.

C. Considering at the earliest possible stages of design

D. Once a noise baseline has been determined.

C

45. According to Part 1: Provide Enhanced Speech Intelligibility of Feature S08: Enhanced Audio Devices, public address systems must be commissioned by an audio engineer in accordance with NFPA 72 (Annex D) or equivalent. What does NFPA stand for?

A. North Freeman Parts Authority

B. National Frequency Process Assembly

C. Noise & Frequency Process Algorithm

D. National Fire Protection Association

D

46. The human response to mechanical vibrations through a medium is known as

A. Waves

B. Echo

C. Sound

D. Sonar

C

47. It is best to consult an audio engineering professional when...

A. Preparing to launch a company podcast.

B. Noise causes a productivity issue.

C. Choosing sound dampening material.

D. Implementing audio systems to improve speech intelligibility.

D

48. What feature in the Sound Concept of the WELL Building Standard focuses on achieving desired ambient noise levels?

A. Feature S05: Sound Reducing Surfaces

B. Feature S01: Sound Mapping

C. 700 Feature S08: Enhanced Audio Devices

D. Feature S02: Maximum Noise Levels

D

49. How many preconditions are there for the WELL Sound Concept?

A. 1

B. 2

C. 3

D. 4

A

50. If your project would like to receive points from Part 2: Provide Enhanced Speed Reduction of Feature SO6: Minimum Background Sound, what other feature or part can be used to achieve points?

A. Feature S06 Part 1 – Provide Minimum Background Sound

B. Achieve one point in Feature S03 Part 2 - Achieve Sound Isolation

C. Achieve one point in Feature S05 Part 1 – Implement Sound Reducing Surfaces

D. Achieve two points in Feature S04 Part 1 – Achieve Reverberation Time Thresholds

A