Question 1

At a minimum, convenience receptacles in an ER or TR are to be located ________ AFF.

Accepted Answer

A)  150 mm (6 in) 
B)  300 mm (12 in) 
C)  375 mm (15 in) 
D)  450 mm (18 in)

Question 2

The ability of a conductors insulation to transmit an electric field is called:

Accepted Answer

A)  Conductivity 
B)  Transmitability 
C)  Permittivity 
D)  Capacitance 
E)  Reactance

Question 3

You are designing a firestop system for a boiler room that will have conduits coming from the service provider maintenance hole into the building. Which test rating will address the firestops ability to resist breakdown from water damage?

Accepted Answer

A)  F rating 
B)  L rating 
C)  T rating 
D)  W rating

Question 4

Which of the following types of conduit uses set screw couplings and connectors?

Accepted Answer

A)  RMC 
B)  EMT 
C)  IMC 
D)  Schedule 80 PVC

Question 5

What type of address is 00-A1-C3-52-CE-11?

Accepted Answer

A)  IP 
B)  MAC 
C)  Host 
D)  Broadcast 
E)  Unicast

Question 6

When placing an optical fiber cable in the horizontal optical fiber cabling subsystem, what is the MAXIMUM number of splices that can be used?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 7

You have discovered a common mode current on the metallic cable sheaths of your building riser cables. What is the MOST likely cause for you to investigate?

Accepted Answer

A)  Lack of cable protection 
B)  Two separate and distinct ground references 
C)  Improper secondary protection 
D)  Improper physical protection of cable 
E)  Improper placement and/or termination of cables

Question 8

Cables are installed in a ceiling in a straight line. The ceiling run is 60 m (200 ft) in length. What is the MINIMUM number of J-hooks required to support the cables?

Accepted Answer

A)  20 
B)  30 
C)  40 
D)  50 
E)  60

Question 9

When trying to control radio signals from leaking outside of a building, a ______________ antenna should be used.

Accepted Answer

A)  Dipole 
B)  Dome 
C)  Panel 
D)  Vee

Question 10

Which one of the following is NOT an advantage of underground conduit?

Accepted Answer

A)  Has a low initial installation cost 
B)  Preserves the aesthetic appearance of the premises 
C)  Adaptable for future placement or removal of facilities 
D)  Provides the security of additional physical cable protection 
E)  Is economical over a long life

Question 11

You are starting work on a new high school. The architect has provided you with a telecommunications room located between the kitchen cold store room and the automotive and welding shops. What should you do?

Accepted Answer

A)  Work with the architect to find another location 
B)  Insist that the welding shop be placed as far from the telecommunications space as possible 
C)  File a complaint with the client 
D)  Provide shielded cable tray in the telecommunications room and in the outer halls 
E)  Request that shielding be placed around the compressors and the arc welding units

Question 12

You are placing two 423 mm (19 in) relay racks with a 152 mm (6 in) vertical management panel on each end and a 12 in vertical cable management panel between the racks. The rack lineup begins against a wall in the room. What is the MINIMUM room size required?

Accepted Answer

A)  1.83 m (6 ft) x 2.4 m (8 ft) 
B)  2.1 m (7 ft) x 2.4 m (8 ft) 
C)  2.4 m (8 ft) x 2.4 m (8 ft) 
D)  2.4 m (8 ft) x 3.0 m (10 ft) 
E)  3.0 m (10 ft) x 3.0 m (10 ft)

Question 13

Perimeter raceway systems should be used primarily for:

Accepted Answer

A)  Underfloor pathway 
B)  Apartments or hotels where molding is accessible in the work area 
C)  Warehouses with minimal telecommunications services 
D)  Small floor areas where the majority of telecommunication services will be along the walls 
E)  Equipment rooms where cable tray is cost prohibitive

Question 14

Which of the following is NOT a form of signal coupling between two (2) circuits?

Accepted Answer

A)  Conductive 
B)  Inductive 
C)  Reactive 
D)  Capacitive 
E)  Electromagnetic

Question 15

Surge currents due to lightning and other sources MUST be ________ before they penetrate the infrastructure.

Accepted Answer

A)  Shorted 
B)  Maximized 
C)  Terminated 
D)  Equalized

Question 16

In an office area, a consultant needs to add the location of a fax machine to the plan. What is the approximated floor area that a fax machine occupies?

Accepted Answer

A)  0.2 sq m (2 sq ft) 
B)  0.5 sq m (5 sq ft) 
C)  1 sq m (10 sq ft) 
D)  1.5 sq m (16 sq ft) 
E)  2 sq m (20 sq ft)

Question 17

Active video converters are required for what type of CATV distribution system?

Accepted Answer

A)  Video over balanced twisted-pair 
B)  Trunk and tap 
C)  Home run 
D)  Video over optical fiber

Question 18

The maximum vertical rise is the distance over which the cable is vertically self-supporting. This distance is a function of the weight of the cable and the:

Accepted Answer

A)  Sheath fire rating 
B)  Number of strands of fiber in the cable 
C)  Type of hangers used in the riser 
D)  Type of fire stop used in the riser 
E)  Cable maximum tensile rating

Question 19

What type of material does NOT support combustion even under accelerated conditions?

Accepted Answer

A)  Fire break 
B)  Fire proof 
C)  Fire resistant 
D)  Fire retardant

Question 20

The MOST common medium used to provide service to the access point (AP) is ________ cable.

Accepted Answer

A)  Singlemode optical fiber 
B)  Multimode optical fiber 
C)  Unbalanced twisted pair 
D)  Balanced twisted pair

Exam 1: BICSI Registered Communications Distribution Designer - RCDD