Question 1

Why is drain pan maintenance important in the ventilation system?

Accepted Answer

A)  The drain pan may drain condensate away from the HVAC. 
B)  The drain pan can get clogged, leading to a water overflow which can damage the surrounding area. 
C)  The drain pan can retain water, providing a good environment for microbial growth which may be stinky and dangerous to human health. 
D)  Both B and C. 
A)  The drain pan may drain condensate away from the HVAC. 
B)  The drain pan can get clogged, leading to a water overflow which can damage the surrounding area. 
C)  The drain pan can retain water, providing a good environment for microbial growth which may be stinky and dangerous to human health. 
D)  Both B and C. D

Question 2

The recommended range for indoor relative humidity is:

Accepted Answer

A)  20 - 40%. 
B)  50 - 70%. 
C)  30 - 50%. 
D)  40 - 60%. 
A)  20 - 40%. 
B)  50 - 70%. 
C)  30 - 50%. 
D)  40 - 60%. D

Question 3

An HVAC system that is out of balance will have:

Accepted Answer

A)  good energy efficiency. 
B)  very quiet operation throughout the space. 
C)  generally unhappy occupants -- many will be too hot or too cold. 
D)  none of the above 
A)  good energy efficiency. 
B)  very quiet operation throughout the space. 
C)  generally unhappy occupants -- many will be too hot or too cold. 
D)  none of the above C

Question 4

Which of the following is/are components of ventilation and Indoor Air Quality (IAQ)?

Accepted Answer

A)  cleanliness 
B)  air velocity 
C)  temperature 
D)  all of the above 
A)  cleanliness 
B)  air velocity 
C)  temperature 
D)  all of the above

Question 5

The two pathways for air to travel through the ventilation system are called:

Accepted Answer

A)  grilles and diffusers. 
B)  fans and coils. 
C)  in and out. 
D)  supply and return. 
A)  grilles and diffusers. 
B)  fans and coils. 
C)  in and out. 
D)  supply and return.

Question 6

How does a cooling tower create the risk of Legionnaires' Disease?

Accepted Answer

A)  The cooling tower has warm water that provides a good environment for the Legionnaires' Disease bacteria to thrive. 
B)  The cooling tower emits water vapor that can be sucked into the building's outside air supply. 
C)  The cooling tower is a closed system, so there really isn't any risk of Legionnaires' Disease from this source. 
D)  Both A and B. 
A)  The cooling tower has warm water that provides a good environment for the Legionnaires' Disease bacteria to thrive. 
B)  The cooling tower emits water vapor that can be sucked into the building's outside air supply. 
C)  The cooling tower is a closed system, so there really isn't any risk of Legionnaires' Disease from this source. 
D)  Both A and B.

Question 7

Which of the following is/are problems that can arise from poor ventilation?

Accepted Answer

A)  bad odors 
B)  mold growth 
C)  occupant health problems 
D)  all of the above 
A)  bad odors 
B)  mold growth 
C)  occupant health problems 
D)  all of the above

Question 8

If the air velocity in a room is too low, the room will feel ________ to occupants; if it's too high, the room will feel ________.

Accepted Answer

A)  cold; stuffy 
B)  stuffy; cold 
C)  Air velocity does not have any effect on how occupants feel in the room 
A)  cold; stuffy 
B)  stuffy; cold 
C)  Air velocity does not have any effect on how occupants feel in the room

Question 9

In the U.S., the rate of ventilation is described in terms of:

Accepted Answer

A)  cubic yards per minute. 
B)  cubic feet per second. 
C)  cubic inches per minute. 
D)  cubic feet per minute. 
A)  cubic yards per minute. 
B)  cubic feet per second. 
C)  cubic inches per minute. 
D)  cubic feet per minute.

Question 10

What does the term "outside air"refer to, when used in the context of a ventilation system?

Accepted Answer

A)  the air outside the building 
B)  the amount of air that we need to add to the ventilation system to replace air that has been used in the system 
C)  the air when it is not inside the ventilation system 
D)  factors other than air in the ventilation system 
A)  the air outside the building 
B)  the amount of air that we need to add to the ventilation system to replace air that has been used in the system 
C)  the air when it is not inside the ventilation system 
D)  factors other than air in the ventilation system

Why is drain pan maintenance important in the ventilation system?

The recommended range for indoor relative humidity is:

An HVAC system that is out of balance will have:

Which of the following is/are components of ventilation and Indoor Air Quality (IAQ)?

The two pathways for air to travel through the ventilation system are called:

How does a cooling tower create the risk of Legionnaires' Disease?

Which of the following is/are problems that can arise from poor ventilation?

If the air velocity in a room is too low, the room will feel to occupants; if it's too high, the room will feel .

In the U.S., the rate of ventilation is described in terms of:

What does the term "outside air"refer to, when used in the context of a ventilation system?

The Study of Facilities Mangement

The Engineering Department

Issues and Trends

Solid and Hazardous Waste

Water Systems

Electrical Systems

Heating Systems

Cooling Systems

Life Safety and Security

Vertical Transportation

Food Service and Laundry Systems

The Building Envelope and Exterior Elements

Filters

Exam 9: Ventilation Systems

Why is drain pan maintenance important in the ventilation system?

The recommended range for indoor relative humidity is:

An HVAC system that is out of balance will have:

Which of the following is/are components of ventilation and Indoor Air Quality (IAQ)?

The two pathways for air to travel through the ventilation system are called:

How does a cooling tower create the risk of Legionnaires' Disease?

Which of the following is/are problems that can arise from poor ventilation?

If the air velocity in a room is too low, the room will feel ________ to occupants; if it's too high, the room will feel ________.

In the U.S., the rate of ventilation is described in terms of:

What does the term "outside air"refer to, when used in the context of a ventilation system?

The Study of Facilities Mangement

The Engineering Department

Issues and Trends

Solid and Hazardous Waste

Water Systems

Electrical Systems

Heating Systems

Cooling Systems

Life Safety and Security

Vertical Transportation

Food Service and Laundry Systems

The Building Envelope and Exterior Elements

Filters

If the air velocity in a room is too low, the room will feel to occupants; if it's too high, the room will feel .