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BICSI RCDD-002 - BICSI Registered Communications Distribution Designer - RCDD

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Total 361 questions

Most types of firestop putty have ________ properties.

A.

Water based

B.

Cementitious

C.

Intumescent

D.

Silicone based

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

A.

Fire break

B.

Fire proof

C.

Fire resistant

D.

Fire retardant

A ________ eliminates the need to remove or install materials.

A.

Cast-in-place device

B.

Cable transit system

C.

Fire-rated pathway device

D.

Factory fabricated sleeve system

A fire ________ is a contained area that is completely enclosed by fire resistant walls, floors, and ceilings.

A.

Rated system

B.

Stop system

C.

Wall

D.

Zone

You are designing a cabling system for a chemical plant. What type of device is needed to prevent the spread of fire along the cable other than the barrier penetrations?

A.

Fire break

B.

Fire shield

C.

Fire stop

D.

Fire wall

You are preparing to test newly installed open office cabling. Within the open office cabling, there are multiple consolidation points (CP) that were installed while waiting for furniture. How do you proceed with permanent link testing?

A.

Test to each CP, then test from CP to workstation.

B.

Wait for open office cabling to be completed, then test to each workstation outlet, including the CP.

C.

Test that the CP is within 90 meters, then test again to the workstation outlet.

D.

Perform permanent link tests to each CP, then continuity tests from CP to each workstation outlet.

E.

Test to each workstation outlet, treating each outlet as a channel.

Exhibit:

The diagram below is a typical configuration for:

A.

Work area 3-connector permanent link

B.

Work area 3-connector channel

C.

Data center 4-connector channel

D.

Data center 4-connector permanent link

E.

Work area 4-connector permanent link

You have been asked to test and troubleshoot an installed base of cabling that is believed to be causing network problems. You are finding that there are high levels of return loss upon initial testing. What testing will best determine the reasons for these failures?

A.

Power meter

B.

Continuity testing

C.

Level II testing

D.

Time domain reflectometer (TDR)

When balanced twisted-pair copper cabling, return loss is a measurement of the:

A.

Worst case difference in magnitude between the expected insertion loss and the actual measured insertion loss

B.

Reflection of signal power resulting from the insertion of a device in a transmission line (in dB)

C.

Signal coupling between any two pairs along the entire length of the cabling

D.

Loss in signal resulting from the insertion of a component, of link, or channel, between a transmitter and a receiver

E.

Time required for a signal to travel from one end of the transmission path to the other end

Premises optical fiber links should be tested:

A.

In one direction at one corresponding wavelength

B.

In one direction at both corresponding wavelengths

C.

Bidirectionally at one corresponding wavelength

D.

Bidirectionally at both corresponding wavelengths