RCDD 12th Edition Chapter 5 Exam
2025 Questions and Answers 100% Pass
Horizontal pathways include = - ✔✔- Continuous pathways used for containment of
telecomm cabling
- Non-continuous pathways (J-hooks)
Pull boxes or splice boxes = - ✔✔Considered spaces not pathways
Wet location = - ✔✔Soil, sand and gravel
Horizontal pathways include = - ✔✔- Underfloor ducts
- Cellular floors
- Conduits
- Cable trays
- Access floors
- Ceiling distribution
- Surface-mounted raceways
Usable floor space = - ✔✔Hallways
BAS = - ✔✔[250ft] squared floor space
Pathway capacity for BAS = - ✔✔One cable for each system or coverage area.
WA = - ✔✔[100ft] squared
BAS floor outlet for = - ✔✔Every [250ft]
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 1
, Copper 4-pair 100 ohm = - ✔✔[0.35in]
Fiber Optical cable = - ✔✔[0.18in]
During cable pulling, flexible conduit tends to = - ✔✔- Creep
- Shift
- Cause sheath damage to the cable
If flexible conduit is to be used = - ✔✔Size should be increased by one trade size
relative to the size of a rigid conduit.
Flexible conduit = - ✔✔Not recommended
ITS designer should design and install conduits to = - ✔✔- Achieve the best direct
route with no single bend greater than 90 degrees or an aggregate of bends in access
of 180 degrees between pull point boxes
- Contain no continuous sections sections longer than 30m(100ft)
- Bonded and grounded at each end in accordance with national or local code
requirements
- Withstand the environment to which they will be exposed
Conduit runs 30m [100ft] = - ✔✔Pull points or pull boxes should be inserted that
segment between points/boxes exceeds the 30m [100ft] length
Conduit should not be run = - ✔✔- On top of cellular floors cell
- Crosswise to cellular floor
- Through areas in which flammable material maybe stored
Over or adjacent to heat sources such as = - ✔✔Never place conduit
Aluminum or electrical nonmetallic tubing (ENT) thin walled plastic conduit = -
✔✔Never to be placed in concrete floors
Cable pull force is determined by several factors = - ✔✔- Cable type
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 2
2025 Questions and Answers 100% Pass
Horizontal pathways include = - ✔✔- Continuous pathways used for containment of
telecomm cabling
- Non-continuous pathways (J-hooks)
Pull boxes or splice boxes = - ✔✔Considered spaces not pathways
Wet location = - ✔✔Soil, sand and gravel
Horizontal pathways include = - ✔✔- Underfloor ducts
- Cellular floors
- Conduits
- Cable trays
- Access floors
- Ceiling distribution
- Surface-mounted raceways
Usable floor space = - ✔✔Hallways
BAS = - ✔✔[250ft] squared floor space
Pathway capacity for BAS = - ✔✔One cable for each system or coverage area.
WA = - ✔✔[100ft] squared
BAS floor outlet for = - ✔✔Every [250ft]
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 1
, Copper 4-pair 100 ohm = - ✔✔[0.35in]
Fiber Optical cable = - ✔✔[0.18in]
During cable pulling, flexible conduit tends to = - ✔✔- Creep
- Shift
- Cause sheath damage to the cable
If flexible conduit is to be used = - ✔✔Size should be increased by one trade size
relative to the size of a rigid conduit.
Flexible conduit = - ✔✔Not recommended
ITS designer should design and install conduits to = - ✔✔- Achieve the best direct
route with no single bend greater than 90 degrees or an aggregate of bends in access
of 180 degrees between pull point boxes
- Contain no continuous sections sections longer than 30m(100ft)
- Bonded and grounded at each end in accordance with national or local code
requirements
- Withstand the environment to which they will be exposed
Conduit runs 30m [100ft] = - ✔✔Pull points or pull boxes should be inserted that
segment between points/boxes exceeds the 30m [100ft] length
Conduit should not be run = - ✔✔- On top of cellular floors cell
- Crosswise to cellular floor
- Through areas in which flammable material maybe stored
Over or adjacent to heat sources such as = - ✔✔Never place conduit
Aluminum or electrical nonmetallic tubing (ENT) thin walled plastic conduit = -
✔✔Never to be placed in concrete floors
Cable pull force is determined by several factors = - ✔✔- Cable type
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 2
