BICSI IN225 7.0, INSTALLER 2, QUESTIONS
WITH CORRECT ANSWERS 2026-2027
Attenuation - CORRECT ANSWER -The Decrease in magnitude or power loss of a signal.
Decibels, dB - CORRECT ANSWER -Unit of measurement for attenuation.
American Wire Gauge (AWG) - CORRECT ANSWER -
The numerical system for designating wire diameter.
inverse relationship - CORRECT ANSWER -
American Wire Gauge numbers have this relationship to the wire size.
Balanced Twisted-Pair - CORRECT ANSWER -
Type of wiring in which 2 conductors of a single circuit are twisted together in order to minimiz
e EMI
V=I*R - CORRECT ANSWER -The formula relation between Voltage, impedance, and resistance.
Capacitance - CORRECT ANSWER -
Measured in Farads, causes a voltage difference between two wires when they are separated b
y insulation
Durability - CORRECT ANSWER -
Connector's ability to survive hundreds of insertions and withdrawls
Impedance - CORRECT ANSWER -
Combined effects of resistance, inductive reactance, and capacitive reactance of a circuit. (Z)
,STP (shielded) and UTP (Unshielded) - CORRECT ANSWER -
The two types of Balanced Twisted Pair cable
100 Ohms at 100 MHz - CORRECT ANSWER -
Nominal characteristic impedance of balanced Twisted-pair cables
100 MHz - CORRECT ANSWER -Cat 5e UTP has transmission characteristics up to:
Crosstalk - CORRECT ANSWER -
The unwanted transfer of a signal's electromagnetic energy from one or more circuits to other
circuits
Shielded, Unshielded, and Cat 7a - CORRECT ANSWER -The three types of balanced twisted-
pair modular connectors
TIA-568A and TIA-568B - CORRECT ANSWER -The two standards-
compliant wiring schemes for 8P8C modular connectors
X - CORRECT ANSWER -The designation used for a multi-line connector
Serial-11 - CORRECT ANSWER -Coaxial Cable type used in video backbone distribution
75 Ohms - CORRECT ANSWER -The characteristic impedance of a series-6 Coaxial Cable
F-type Connector - CORRECT ANSWER -
Type of Coaxial connector that cannot be used with stranded center conductor
,Screw-on - CORRECT ANSWER -
Type of BNC connector that is NOT recommended for any installation
Code - CORRECT ANSWER -
The purpose of is to ensure the safety during the installation and use of materials, compon
ents, fixtures, systems, premises, and related subjects
Standard - CORRECT ANSWER -
The purpose of is to improve the quality, function, performance, repeatability or some oth
er facet of an item
ANSI/TIA-568.0 - CORRECT ANSWER -
This ANSI/TIA standard is the foundation for premise telecommunication cabling infrastructure;
enables the planning and installation of a structured cabling system for all types of customer p
remises
ANSI/TIA-606 - CORRECT ANSWER -
This ANSI/TIA standard contains administrative information, such as labeling requirements and
recommendations for the components of a structured cabling system
ANSI/TIA-607 - CORRECT ANSWER -
This ANSI/TIA standard provides recommendations and requirements related to Bonding and G
rounding
First Level Backbone - CORRECT ANSWER -
This level of Backbone cabling is between the MC and the IC
First Level Backbone - CORRECT ANSWER -
This level of Backbone cabling is between the MC and the HC or IC
, Second Level Backbone - CORRECT ANSWER -
This level of Backbone cabling is between the IC and the HC
To distribute signal from the Horizontal Cross-connect in the TR to the work area -
CORRECT ANSWER -This is the purpose of horizontal Cabling
2 Cables - CORRECT ANSWER -
This is the minimum number of cables to be installed/ran to each work area
Orange - CORRECT ANSWER -This color is used to denote a cable demarcation point
Green - CORRECT ANSWER -This color is used to denote Network connections
Purple - CORRECT ANSWER -This color is used to denote Common Equipment
White - CORRECT ANSWER -This color is used to denote first-level backbone cabling
Gray - CORRECT ANSWER -This color is used to denote second-level backbone cabling
Blue - CORRECT ANSWER -This color is used to denote Horizontal Cabling
Brown - CORRECT ANSWER -This color is used to denote Inter-Building backbone cabling
Yellow - CORRECT ANSWER -This color is used to denote misc. systems, like alarm circuits
Red - CORRECT ANSWER -This color is used to denote systems reserved for future used
WITH CORRECT ANSWERS 2026-2027
Attenuation - CORRECT ANSWER -The Decrease in magnitude or power loss of a signal.
Decibels, dB - CORRECT ANSWER -Unit of measurement for attenuation.
American Wire Gauge (AWG) - CORRECT ANSWER -
The numerical system for designating wire diameter.
inverse relationship - CORRECT ANSWER -
American Wire Gauge numbers have this relationship to the wire size.
Balanced Twisted-Pair - CORRECT ANSWER -
Type of wiring in which 2 conductors of a single circuit are twisted together in order to minimiz
e EMI
V=I*R - CORRECT ANSWER -The formula relation between Voltage, impedance, and resistance.
Capacitance - CORRECT ANSWER -
Measured in Farads, causes a voltage difference between two wires when they are separated b
y insulation
Durability - CORRECT ANSWER -
Connector's ability to survive hundreds of insertions and withdrawls
Impedance - CORRECT ANSWER -
Combined effects of resistance, inductive reactance, and capacitive reactance of a circuit. (Z)
,STP (shielded) and UTP (Unshielded) - CORRECT ANSWER -
The two types of Balanced Twisted Pair cable
100 Ohms at 100 MHz - CORRECT ANSWER -
Nominal characteristic impedance of balanced Twisted-pair cables
100 MHz - CORRECT ANSWER -Cat 5e UTP has transmission characteristics up to:
Crosstalk - CORRECT ANSWER -
The unwanted transfer of a signal's electromagnetic energy from one or more circuits to other
circuits
Shielded, Unshielded, and Cat 7a - CORRECT ANSWER -The three types of balanced twisted-
pair modular connectors
TIA-568A and TIA-568B - CORRECT ANSWER -The two standards-
compliant wiring schemes for 8P8C modular connectors
X - CORRECT ANSWER -The designation used for a multi-line connector
Serial-11 - CORRECT ANSWER -Coaxial Cable type used in video backbone distribution
75 Ohms - CORRECT ANSWER -The characteristic impedance of a series-6 Coaxial Cable
F-type Connector - CORRECT ANSWER -
Type of Coaxial connector that cannot be used with stranded center conductor
,Screw-on - CORRECT ANSWER -
Type of BNC connector that is NOT recommended for any installation
Code - CORRECT ANSWER -
The purpose of is to ensure the safety during the installation and use of materials, compon
ents, fixtures, systems, premises, and related subjects
Standard - CORRECT ANSWER -
The purpose of is to improve the quality, function, performance, repeatability or some oth
er facet of an item
ANSI/TIA-568.0 - CORRECT ANSWER -
This ANSI/TIA standard is the foundation for premise telecommunication cabling infrastructure;
enables the planning and installation of a structured cabling system for all types of customer p
remises
ANSI/TIA-606 - CORRECT ANSWER -
This ANSI/TIA standard contains administrative information, such as labeling requirements and
recommendations for the components of a structured cabling system
ANSI/TIA-607 - CORRECT ANSWER -
This ANSI/TIA standard provides recommendations and requirements related to Bonding and G
rounding
First Level Backbone - CORRECT ANSWER -
This level of Backbone cabling is between the MC and the IC
First Level Backbone - CORRECT ANSWER -
This level of Backbone cabling is between the MC and the HC or IC
, Second Level Backbone - CORRECT ANSWER -
This level of Backbone cabling is between the IC and the HC
To distribute signal from the Horizontal Cross-connect in the TR to the work area -
CORRECT ANSWER -This is the purpose of horizontal Cabling
2 Cables - CORRECT ANSWER -
This is the minimum number of cables to be installed/ran to each work area
Orange - CORRECT ANSWER -This color is used to denote a cable demarcation point
Green - CORRECT ANSWER -This color is used to denote Network connections
Purple - CORRECT ANSWER -This color is used to denote Common Equipment
White - CORRECT ANSWER -This color is used to denote first-level backbone cabling
Gray - CORRECT ANSWER -This color is used to denote second-level backbone cabling
Blue - CORRECT ANSWER -This color is used to denote Horizontal Cabling
Brown - CORRECT ANSWER -This color is used to denote Inter-Building backbone cabling
Yellow - CORRECT ANSWER -This color is used to denote misc. systems, like alarm circuits
Red - CORRECT ANSWER -This color is used to denote systems reserved for future used
