BICSI OSP CERTIFICATION EXAM
SCRIPT 2026 COMPLETE QUESTIONS
ACCURATE ANSWERS
◉ Performance Margin = Answer: Link Loss Budget -Passive cable
attenuation
◉ minimum system loss = Answer: system gain - receivers dynamic
range
◉ System gain Answer: difference between transmitter average power
and receiver sensitivity
◉ Three transmission characteristics of Fiber Answer: Bandwidth
Return Loss
Attenuation
◉ ANSI / ICEA Classification Answer: 1. Product family (PIC/AIR
CORE/DUCTPIC)
2.Insulation type
3.Copper conductor size
4. Cable sheath and jacket
◉ Balanced twisted pair Gauge sizes Answer: 19 AWG
22AWG
,24 AWG
26 AWG
◉ PIC Answer: Plastic Insulated Conductor
◉ Length of loop depends on.. Answer: Resistance of cable
Signal limits of devices
Pair Loading
◉ Unlisted OSP limited to __m inside building Answer: 15m (50 ft)
◉ Broadband Twisted pair Answer: Transport broadband services from
remote switch to end user
◉ Baseband twisted pair Answer: Used to provide horizontal
distribution cabling, lengths up to 100m (328ft) eg, CAT 5/6
◉ Copper color code Answer: white / red / black/ yellow/violet
◉ Gauge Coding Area Number (GACAN) limits use of how many
different gauges? Answer: two
◉ Two major factors in determining size and type of coax are.. Answer:
attenuation margin and cost
,◉ Two biggest changes from one coax size to another are.. Answer: DC
Resistance and attenuation
◉ coax type for hostile climates Answer: jacketed
◉ coax type for moderate climates Answer: Bare aluminum
◉ Existing coax systems operate at what frequencies? Answer: 450, 500
and 750mhz
◉ New coax systems operate at what frequency? Answer: 900-1000mhz
◉ underground cable infrastructure has an expected lifespan of..
Answer: 50 years
◉ maximum section lengths of copper conduit Answer: 183m (600ft)
◉ maximum section lengths of fiber conduit Answer: 400m (1312ft)
◉ duct should be at least ___ times the diameter of the cable , or
___trade size bigger Answer: 1.15 times diameter or half trade size
bigger
, ◉ minimum separation for ducts crossing utilities Answer: 6 inches
(except power ,12 inches tamped dirt,
3 inch concrete
4 inch masonry
direct buried 12 inches
◉ minimum separation for duct paralleling other utilities Answer: 12
inches
◉ power conduit on pole should be how many degrees of telco Answer:
ideally 180 but not less than 90
◉ duct clearance below railroad Answer: 1.27m (4.16ft) below top of
rail (NESC)
or
1.4m (4.6ft) ???
◉ live/dynamic loads can be endured at what depth Answer: 24 - 30
inches
◉ live/dynamic load is considered well dispersed at what depth Answer:
6 ft
◉ Dead loads are dispersed at what depth Answer: 24 inch
SCRIPT 2026 COMPLETE QUESTIONS
ACCURATE ANSWERS
◉ Performance Margin = Answer: Link Loss Budget -Passive cable
attenuation
◉ minimum system loss = Answer: system gain - receivers dynamic
range
◉ System gain Answer: difference between transmitter average power
and receiver sensitivity
◉ Three transmission characteristics of Fiber Answer: Bandwidth
Return Loss
Attenuation
◉ ANSI / ICEA Classification Answer: 1. Product family (PIC/AIR
CORE/DUCTPIC)
2.Insulation type
3.Copper conductor size
4. Cable sheath and jacket
◉ Balanced twisted pair Gauge sizes Answer: 19 AWG
22AWG
,24 AWG
26 AWG
◉ PIC Answer: Plastic Insulated Conductor
◉ Length of loop depends on.. Answer: Resistance of cable
Signal limits of devices
Pair Loading
◉ Unlisted OSP limited to __m inside building Answer: 15m (50 ft)
◉ Broadband Twisted pair Answer: Transport broadband services from
remote switch to end user
◉ Baseband twisted pair Answer: Used to provide horizontal
distribution cabling, lengths up to 100m (328ft) eg, CAT 5/6
◉ Copper color code Answer: white / red / black/ yellow/violet
◉ Gauge Coding Area Number (GACAN) limits use of how many
different gauges? Answer: two
◉ Two major factors in determining size and type of coax are.. Answer:
attenuation margin and cost
,◉ Two biggest changes from one coax size to another are.. Answer: DC
Resistance and attenuation
◉ coax type for hostile climates Answer: jacketed
◉ coax type for moderate climates Answer: Bare aluminum
◉ Existing coax systems operate at what frequencies? Answer: 450, 500
and 750mhz
◉ New coax systems operate at what frequency? Answer: 900-1000mhz
◉ underground cable infrastructure has an expected lifespan of..
Answer: 50 years
◉ maximum section lengths of copper conduit Answer: 183m (600ft)
◉ maximum section lengths of fiber conduit Answer: 400m (1312ft)
◉ duct should be at least ___ times the diameter of the cable , or
___trade size bigger Answer: 1.15 times diameter or half trade size
bigger
, ◉ minimum separation for ducts crossing utilities Answer: 6 inches
(except power ,12 inches tamped dirt,
3 inch concrete
4 inch masonry
direct buried 12 inches
◉ minimum separation for duct paralleling other utilities Answer: 12
inches
◉ power conduit on pole should be how many degrees of telco Answer:
ideally 180 but not less than 90
◉ duct clearance below railroad Answer: 1.27m (4.16ft) below top of
rail (NESC)
or
1.4m (4.6ft) ???
◉ live/dynamic loads can be endured at what depth Answer: 24 - 30
inches
◉ live/dynamic load is considered well dispersed at what depth Answer:
6 ft
◉ Dead loads are dispersed at what depth Answer: 24 inch
