RCDD Chapter 7
Welcome to the seventh chapter of our quizzes on the engineering-oriented IT communications credential known as the Registered Communications Distribution Designer certification offered by BICSI. Think you deserve the credential? Put your knowledge to the test in this quiz.
- 1.
When referring to firestopping systems, several terms are essentially synonymous, select the term below that does not belong.
- A.
Qualified or Approved
- B.
Certified
- C.
Tested
- D.
Listed
- E.
Classified
Correct Answer
B. Certified -
- 2.
In many cases, firestop seals may be required to perform secondary safety or security functions such as:
- A.
Acting as environmental protection seals
- B.
Special requirements
- C.
Sealling around pipes that reach high temperatures and may move axially or laterally
- D.
Resisting the effects of exposion
- E.
All of the above
Correct Answer
E. All of the above -
- 3.
The keys to fire protection are:
- A.
Prevention
- B.
Compartmentation (e.g. containment)
- C.
Detection
- D.
Suppression
- E.
All of the above
Correct Answer
E. All of the above -
- 4.
Which of the keys to fire protection are considered passive protection.
- A.
Prevention
- B.
Compartmentation
- C.
Detection
- D.
Suppression
Correct Answer
B. Compartmentation -
- 5.
Which of the keys to fire protection are considered active protection.
- A.
Prevention
- B.
Compartmentation
- C.
Detection
- D.
Suppression
Correct Answer(s)
C. Detection
D. Suppression -
- 6.
Firestops are a vital part of any fully implemented ______________ system.
- A.
Prevention
- B.
Compartmentation
- C.
Detection
- D.
Suppression
Correct Answer
B. Compartmentation -
- 7.
Compartmentation limits the spread of fire and smoke by means of:
- A.
Fire-resistive floors
- B.
Fire-resistive walls
- C.
Fire-resistive conduit
- D.
Fire-resistive partitions
Correct Answer(s)
A. Fire-resistive floors
B. Fire-resistive walls
D. Fire-resistive partitions -
- 8.
Firestops are more correctly called through-penetration firesop systems.
- A.
True
- B.
False
Correct Answer
A. True -
- 9.
Accidental and arson fires can be prevented.
- A.
True
- B.
False
Correct Answer
B. False -
- 10.
The information transport systems (ITS) installer must abide by which articles in the NEC, 2005 edition.
- A.
800.4 Definitions abandoned communications cable. Installed comm. cable that is not terminated at both ends, no id tags
- B.
800.2 Definitions- abandoned communications cable. Installed comm. cable that is not terminated at both ends, no id tags
- C.
810.154 Applications Abandoned cables shall not be permitted to remain
- D.
802.1 Definitions abandoned communications cable. Installed comm. cable that is not terminated at both ends, no id tags
- E.
800.154 Applications Abandoned cables shall not be permitted to remain
Correct Answer(s)
B. 800.2 Definitions- abandoned communications cable. Installed comm. cable that is not terminated at both ends, no id tags
E. 800.154 Applications Abandoned cables shall not be permitted to remain -
- 11.
Surviving the dynamics of a fire test depends on the interrelationship between:
- A.
Component products and dimensions
- B.
Anchoring and installation techniques
- C.
Heat resistant features of the product
- D.
Both A & B
- E.
Both B & C
Correct Answer
D. Both A & B -
- 12.
Some electrical apparatus are tested under exposure to fire and qualified for use in fire-rated assemblies. These items are designed so that no additional firestopping is needed, other than normal patching where the item penetrates a fire-rated assembly. These items include:
- A.
Boxes
- B.
Junction boxes
- C.
Telecommunications outlets
- D.
Breaker panels
- E.
Fixtures
Correct Answer(s)
A. Boxes
B. Junction boxes
D. Breaker panels
E. Fixtures -
- 13.
Fire zones can vary in size, including:
- A.
A single compartment where unusual fire hazards exist
- B.
Several floors in a building
- C.
Areas encompassing many rooms or an entire floor
- D.
Several buildings in a campus environment
Correct Answer(s)
A. A single compartment where unusual fire hazards exist
C. Areas encompassing many rooms or an entire floor -
- 14.
What is considered the first line of defense against fires:
- A.
Suppresion
- B.
Compartmentation
- C.
Detection
Correct Answer
B. Compartmentation -
- 15.
Model building codes provide guidelines for establishing fire zones. The guidelines are based on factors that include:
- A.
Types of construction
- B.
Number of TRs
- C.
Occupancy level
- D.
Purpose of the building
- E.
Exit routes
Correct Answer(s)
A. Types of construction
C. Occupancy level
D. Purpose of the building
E. Exit routes -
- 16.
There are how many fire classifications:
- A.
2
- B.
3
- C.
4
- D.
5
Correct Answer
C. 4 -
- 17.
Select all the statements that pertain to the U.S. fire rating classification for air leakage:
- A.
Rating is "F"
- B.
Indicated a firestops ability to provide an effective smokestop
- C.
A higher number is a better rating. The maximum value is 10
- D.
Rating is "L"
- E.
A lower number is a better rating. The minimum reportable value is less than 1.0
Correct Answer(s)
B. Indicated a firestops ability to provide an effective smokestop
D. Rating is "L"
E. A lower number is a better rating. The minimum reportable value is less than 1.0 -
- 18.
According to the U.S. fire rating classification. What is the rating symbol for hours
- A.
F
- B.
T
- C.
L
- D.
W
Correct Answer
B. T -
- 19.
For the application of Time-Temperature curves for ratings up to three hours an "A" curve is used. The "A" curve is mandated by:
- A.
CAN/ULC-S115 "Fire Tests of Firestop Systems"
- B.
ASTM E118 "Standard Test Methods for Fire Tests of Building Construction and Materials."
- C.
ASTM E119 "Standard Test Methods for Fire Tests of Building Construction and Materials."
- D.
UL 1479
Correct Answer(s)
A. CAN/ULC-S115 "Fire Tests of Firestop Systems"
C. ASTM E119 "Standard Test Methods for Fire Tests of Building Construction and Materials."
D. UL 1479 -
- 20.
The H curve is the required performance curve for:
- A.
Large office buildings
- B.
Petrochemical plants
- C.
Refineries
- D.
Manufacturing plants
- E.
Off-shore platforms
Correct Answer(s)
B. Petrochemical plants
C. Refineries
E. Off-shore platforms -
- 21.
The "H" curve reaches ___________ at the 30 minute mark and remains there for the duration of the test
- A.
542 degrees C (1000 degrees F)
- B.
743 degrees C (1500 degrees F)
- C.
1093 degrees C (2000 degrees F)
- D.
1329 degrees C (2500 degrees F)
Correct Answer
C. 1093 degrees C (2000 degrees F) -
- 22.
The modified hydrocarbon H curve peaks at 1093 degrees C (2000 degrees F) in the first _______ minutes and is mandated by ___________.
- A.
30 minutes
- B.
10 minutes
- C.
3 minutes
- D.
IEEE
- E.
US Navy
Correct Answer(s)
C. 3 minutes
E. US Navy -
- 23.
A membrane penetration is made when a pipe, conduit, cable, or other service element breeches what:
- A.
Both sides or membranes of a fire-resistive barrier
- B.
A single side or membrane of a fire-resistive barrier
Correct Answer
B. A single side or membrane of a fire-resistive barrier -
- 24.
Firestop systems can be roughly divided into two broad categories:
- A.
Electrical
- B.
Mechanical
- C.
Physical
- D.
Nonmechanical
Correct Answer(s)
B. Mechanical
D. Nonmechanical -
- 25.
Several types of mechanical systems have been developed and marketed. Three common categories include:
- A.
Cable transit systems
- B.
Fire-rated pathway devices (enclosed the entire lenght)
- C.
Factory-fabricated sleeve systems
- D.
All of the above
Correct Answer
D. All of the above -
- 26.
Cable transit systems consist of premanufactured elastromeric components shaped to fit around standard cables, tubes, conduit and waveguides. Whether or not frames are included with the elastomeric system, some means of applying ________ to the modules is required to establish a tight seal.
- A.
Putty
- B.
Compression
- C.
Heat
- D.
Adhesive
Correct Answer
B. Compression -
- 27.
Nonmechanical firestop materials are available in the form of:
- A.
Nonhardening puttys
- B.
Caulks or sealants
- C.
Cementitious materials
- D.
Silicone foam
- E.
All of the above
Correct Answer
E. All of the above -
- 28.
Putty is an excellent choice for applications in __________ openings where future entry is required.
- A.
Telecommunications room (TR)
- B.
Intrabuilding
- C.
Small- to medium sized
- D.
Outside cable plant (OCP)
Correct Answer
C. Small- to medium sized -
- 29.
Firestop putty is also available in the form of a _________.
- A.
Liquid
- B.
Powder
- C.
Pad
Correct Answer
C. Pad -
- 30.
Do not use solvent-based caulk seals that may give off toxic or noxious fumes in confined areas that are not well ventilated.
- A.
True
- B.
False
Correct Answer
A. True -
- 31.
Firestop caulks may vary in composition and may be:
- A.
Latex
- B.
Water or solvent based
- C.
100 percent solid
- D.
Self-leveling or nonsag
- E.
All of the above
Correct Answer
E. All of the above -
- 32.
Some firestop caulk materials are:
- A.
Intumescent (swell under heat)
- B.
Endothermic (absorb heat)
- C.
Ablative (hard char)
- D.
All of the above
Correct Answer
D. All of the above -
- 33.
Some firestop materials are available in a cementitious form. These materials are:
- A.
A dry powder
- B.
Premixed or mixed with water
- C.
More adaptable to large openings than putty or caulk
- D.
All of the above
Correct Answer
D. All of the above -
- 34.
You can substitute ordinary grout for a cementitious firestop.
- A.
True
- B.
False
Correct Answer
B. False -
- 35.
According to tests and field observations, seals made of grout or plaster may crack, fracture or fail, or be extremely difficult to re-penetrate.
- A.
True
- B.
False
Correct Answer
A. True -
- 36.
Intumescent sheets with a sheet metal backing may be used to seal _____ openings for cable, conduit, metal, or nonmetallic pipe.
- A.
Small
- B.
Medium
- C.
Large
- D.
Extra large
Correct Answer
C. Large -
- 37.
Silicone foams are mainly used for ___________ openings.
- A.
Small
- B.
Medium
- C.
Large
Correct Answer
C. Large -
- 38.
Firestop pillows are temporary.
- A.
True
- B.
False
Correct Answer
A. True -
- 39.
Prefabricated intumescent collars are filled with a nontoxic intumescent material, and may be applied to:
- A.
Concrete
- B.
Equipment racks
- C.
Floors
- D.
Drywall
Correct Answer(s)
A. Concrete
C. Floors
D. Drywall -
- 40.
Prefabricated intumescent collars are generally available for items that have an outside diameter of __________ from the manufacturing company.
- A.
25 mm (1 in) to 76 mm (3 in)
- B.
25 mm (1 in) to 101 mm (4 in)
- C.
38 mm (1.5 in) to 101 mm (4 in)
- D.
38 mm (1.5 in) to 76 mm (3 in)
Correct Answer
C. 38 mm (1.5 in) to 101 mm (4 in) -
- 41.
Long lengths of the metallic collar and intumescent material are available from manufacturers to field fabricate and protect plastic pipe, insulated pipe, and other combustible items up to ________ in diameter.
- A.
101 mm (4 in)
- B.
152 mm (6 in)
- C.
258 mm (10 in)
- D.
305 mm (12 in)
Correct Answer
D. 305 mm (12 in) -
- 42.
The plenum shield is a high-temperature ceramic blanket.
- A.
True
- B.
False
Correct Answer
A. True -
- 43.
Some comon types of forming or packing materials include:
- A.
Mineral wool batt insulation
- B.
Glass fiber batt insulation
- C.
Ceramic fiber insulation
- D.
Foam backer rods
- E.
All of the above
Correct Answer
E. All of the above -
- 44.
Mineral wool batt insulation is a popular type of packing or forming material. It is sometimes generically referred to as rock wool or slag wool. It is an insulatation material made by fiberizing rock or steel slag so it has tremendous high-temperature capabilites. What is the temperature capabilities?
- A.
Up to 546 degrees C (1000 degrees F)
- B.
Up to 796 degrees C (1500 degrees F)
- C.
Up to 1093 degrees C (2000 degrees F)
- D.
Up to 1345 degrees C (2500 degrees F)
Correct Answer
C. Up to 1093 degrees C (2000 degrees F) -
- 45.
Glass fiber batt insulation melts around?
- A.
546 degrees C (1000 degrees F)
- B.
649 degrees C (1200 degrees F)
- C.
796 degrees C (1500 degrees F)
- D.
1093 degrees C (2000 degrees F)
Correct Answer
B. 649 degrees C (1200 degrees F) -
- 46.
The ring outside of the pipe or cable being protected and inside the hole or sleeve system is known as:
- A.
Core drill
- B.
Pass through
- C.
Annular space
- D.
Sleeve area
Correct Answer
C. Annular space -
- 47.
Poke-thru must comply with:
- A.
UL-263
- B.
UL-258
- C.
UL-275
- D.
UL-242
Correct Answer
A. UL-263 -
- 48.
A poke-thru must be tested for:
- A.
Physical integrity
- B.
Mechanical integrity
- C.
Electrical integrity
- D.
Hydro-mechanical integrity
Correct Answer(s)
B. Mechanical integrity
C. Electrical integrity -
- 49.
A preferred solution to firestopping existing penetrations is to use a ____________ system assembly that can be installed around the existing cables without interrupting service.
- A.
Multi-piece
- B.
Split-sleeve
- C.
Bi-sleeve
- D.
Combo-sleeve
Correct Answer
B. Split-sleeve -
- 50.
An electrical apparatus should not penetrate drywall, which is not qualified for use in fire-rated assemblies with individual penetrations exceeding _________ in surface area of one face of a stud wall.
- A.
2500 mm^2 (4 sq in)
- B.
5,000 mm^2 (8 sq in.)
- C.
10,000 mm^2 (16 sq in)
- D.
12,500 mm^2 (20 sq in)
Correct Answer
C. 10,000 mm^2 (16 sq in) -
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Mar 17, 2022Quiz Edited by
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