Independence Day Special 70% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: save70

BICSI RCDD-002 Dumps

Page: 1 / 14
Total 361 questions

BICSI Registered Communications Distribution Designer - RCDD Questions and Answers

Question 1

If you have a 30 cm (12 in) wide data tray, what does ANSI/TIA 569-B recommend be the maximum pathway fill cross sectional area assuming a MAXIMUM pathway depth of 15 cm (6 in)?

Options:

A.

112.5 sq cm (18 sq in)

B.

150 sq cm (24 sq in)

C.

225 sq cm (36 sq in)

D.

300 sq cm (48 sq in)

E.

450 sq cm (72 sq in)

Question 2

Within a data center, if you have a system which includes one extra unit, in addition to the minimum required to satisfy the base need, and where the failure of this unit will NOT disrupt operations, what level of redundancy would this represent?

Options:

A.

N

B.

N+1

C.

N+2

D.

2N

E.

2(N+1)

Question 3

It is important to keep all underfloor cabling systems very neat and orderly. Cabling systems must be managed to ensure that air flow is not impeded by the height or volume of underfloor cabling. Keeping copper communications cabling properly separated from is one design approach. To resolve this:

Options:

A.

Power cabling should be routed in the space below the floor in either hot or cold aisle

B.

Route the copper cables in the cold aisle and route the power cabling in the hot aisle

C.

Power cabling should be routed in the overhead space

D.

Route the copper cables in the hot aisle and route the power cabling in the cold aisle

E.

Copper cabling can be routed in either hot or cold aisles without any consequence in performance of the network

Question 4

You have been selected to do the telecommunications design on a new, single story building. The architect requires the size and location of the telecommunications rooms so their building design can proceed. From the items listed below (all of which are required for the design), which one is the logical starting point in order to provide the architect with a size and location for the room?

Options:

A.

Determine where the entrance facility will be

B.

Determine the number of , their locations, and telecommunications services needed

C.

Determine the power, HVAC, electrical, and security requirements for the room

D.

Determine future growth and other requirements

E.

Determine the types of equipment to be installed in the room

Question 5

The recommended MINIMUM number of conduits connecting two located on the same floor is:

Options:

A.

One; 75 mm (trade size 3)

B.

Two; 75 mm (trade size 3)

C.

One; 100 mm (trade size 4)

D.

Two; 100 mm (trade size 4)

Question 6

The MINIMUM recommended lighting requirement in a telecommunications room (TR) at the point of cable terminations is:

Options:

A.

150 lux

B.

300 lux

C.

500 lux

D.

750 lux

E.

1000 lux

Question 7

During a site survey you notice that several CRT displays in the vicinity of the engineering copy center have sporadic visual distortion. What is the MOST likely cause?

Options:

A.

Electromagnetic interference (EMI)

B.

Radio frequency interference (RFI)

C.

(EMC)

D.

Fast transients

E.

Electromagnetic discharge (ESD)

Question 8

Which of the following is an undesirable electromagnetic effect on a device(s)?

Options:

A.

(EMC)

B.

Electromagnetic interference (EMI)

C.

Radio frequency interference (RFI)

D.

Fast transients

E.

Electrostatic discharge (ESD)

Question 9

You are required by architectural design to place UTP cables in the same space as unshielded power lines. How should you proceed with the placement of your cables?

Options:

A.

Require the architect/electrical engineer to place shielding in the space before your UTP is placed.

B.

You should provide a minimum separation of 610 mm (24 in).

C.

You should provide a minimum separation of 229 mm (9 in).

D.

You should provide a minimum of two 101 mm (4 in) RMC.

Question 10

The formula for calculating BTUs from electrical power is:

Options:

A.

W x 0.707

B.

W x 1.732

C.

W x 3.1416

D.

W x 3.413

Question 11

For the telecommunications industry, the nominal operating voltage is ________ volts DC.

Options:

A.

+ 24

B.

– 24

C.

+ 48

D.

– 48

Question 12

An isolated ground is used to:

Options:

A.

Reduce transients

B.

Prevent interruptions

C.

Reduce EMI/RFI

D.

Reduce swells and sags

Question 13

Which class of the system was created to secure a single equipment room (ER)?

Options:

A.

Class 1

B.

Class 2

C.

Class 3

D.

Class 4

Question 14

When labeling pathways, which one of the following guidelines should be met?

Options:

A.

Labeling should be affixed at the ends of each pathway.

B.

Pathways should not be labeled at regular intervals to avoid labeling removal during cable installation.

C.

Avoid marking conduits from the main equipment room (ER).

D.

Pathways do not need to have unique identifiers as they are only supporting cables.

E.

Only pathways containing fire/life/safety systems and electrical system should be labeled to prevent interference with other applications.

Question 15

Color codes for cross-connections fields have been used for many years. Which color is used to identify horizontal cable?

Options:

A.

Blue

B.

Green

C.

Purple

D.

Orange

E.

Brown

Question 16

You must place CAT6 cable above a factory floor with automated welding machines and hammer forges. Of the following, what type of shielding would be most effective?

Options:

A.

Multi-layer braid

B.

Foil and braid

C.

Solid metallic conduit

D.

Flex metallic conduit

E.

Sch. 40 PVC conduit

Question 17

Composite conductors, although not generally recommended, may be used in special circumstances because they provide all of the following advantages EXCEPT:

Options:

A.

Have good digital transmission characteristics

B.

Lightweight

C.

Inexpensive

D.

Easy to produce

E.

Easily embedded into other materials

Question 18

The public telephone system is an example of a __________ system.

Options:

A.

Simplex

B.

Half-duplex

C.

Full-duplex

D.

Purely analog

E.

Purely digital

Question 19

What is the PERT estimate (in hours) for project design where:

- Optimistic time is 40 hours

- Most likely time is 50 hours

- Pessimistic time is 60 hours

Options:

A.

40 hours

B.

45 hours

C.

50 hours

D.

55 hours

E.

60 hours

Question 20

Which is NOT a type of contract?

Options:

A.

Contractor submits a fixed price for the SOW

B.

Contractor is reimbursed for actual costs plus a fee

C.

Unit price is used because the SOW cannot be determined prior to bid

D.

Mediation panel assigns a fair price based on work completed

Question 21

Which is NOT true about conformance quality?

Options:

A.

It focuses on physical quality.

B.

It involves evaluating customer satisfaction.

C.

It requires work force training.

D.

It includes inspections of work.

E.

It follows the principle of plan, do, check, and act.

Question 22

The distance a CCTV signal may be run is determined by the strength of the signal at the source, required signal strength at the receiver, and:

Options:

A.

Signal loss of the cable

B.

Power requirement of the receiving device

C.

Recorded image

D.

Video format

Question 23

In (ESS) design, employees, reputation, and materials are all examples of:

Options:

A.

Assets

B.

Risks

C.

Threats

D.

Countermeasures

E.

Systems

Question 24

Which of the following is NOT a type of intrusion detection system sensor?

Options:

A.

Time-auxiliary

B.

Capacitance

C.

Vibration

D.

Electromechanical

E.

Thermal

Question 25

The MINIMUM number of antennas needed to create a DAS is:

Options:

A.

One

B.

Three

C.

Five

D.

Seven

Question 26

A tapped trunk topology uses ________ cabling to support a DAS.

Options:

A.

Shielded twisted pair

B.

Balanced twisted pair

C.

Unbalanced twisted pair

D.

Optical fiber

Question 27

What is at the "root" of a DAS (distributive antenna system)?

Options:

A.

Antenna

B.

Receiver

C.

Transmitter

D.

Transceiver

Question 28

A building has six floors plus a basement. Each floor is 10,000 square feet and has approximately 50 CATV outlets respectively. There is a single hardline trunk cable installed from the basement headend passing through a directional coupler in each floor's telecommunications room (TR). Which leg of the coupler will have the LEAST signal loss?

Options:

A.

Tap

B.

Through

C.

Splitter

D.

Port

Question 29

You are designing a building with a combination of Class A commercial office spaces and residences. The design program requires having unlimited cable channels available at all outlet locations. What distribution system topology will NOT provide adequate channel distribution to each location?

Options:

A.

Video over balanced twisted-pair

B.

Trunk and tap

C.

Home run

D.

Video over optical fiber

Question 30

Which of the following is NOT an element of a cable system?

Options:

A.

Headend

B.

Distribution system

C.

Subscriber drop

D.

Television

Question 31

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

Options:

A.

1

B.

2

C.

3

D.

4

E.

5

Question 32

In the ceiling zone method of distribution, the usable floor area should be divided into zones each measuring:

Options:

A.

9.3 sq m (100 sq ft) to 23 sq m (250 sq ft)

B.

23 sq m (250 sq ft) to 56 sq m (600 sq ft)

C.

23 sq m (250 sq ft) to 84 sq m (904 sq ft)

D.

56 sq m (600 sq ft) to 84 sq m (904 sq ft)

E.

56 sq m (600 sq ft) to 100 sq m (1,100 sq ft)

Question 33

Which of the following is NOT an advantage of access floor systems?

Options:

A.

They have a low initial cost

B.

They are designed for high capacity

C.

They are aesthetically acceptable for office decor

D.

Cabling is easily accessible across the entire floor

E.

Changes can be made quickly with little occupant disruption

Question 34

If you are using a building automation system (BAS) protocol operating on RF media at 19,200 b/s in the 868 MHz band, which protocol are you using?

Options:

A.

European installation bus

B.

Lon Talk

C.

MODBUS

D.

LonMark

E.

Modicon

Question 35

What is the expected lumenance value, in watts, of a 200 watt fluorescent lamp after three years?

Options:

A.

120 watts

B.

140 watts

C.

160 watts

D.

180 watts

E.

200 watts

Question 36

Within a heating ventilation and air conditioning automatic control system, what do the letters DDC stand for?

Options:

A.

Dual division charger

B.

Direct digital control

C.

Diverse duct center

D.

Direct drive cable

E.

Differential diffuser control

Question 37

What is the International Organization for Standardization/International Electrotechnical Commission ISO/IEC class rating for American National Standards Institute/Telecommunication Industry Association (ANSI/TIA) Category 5e cable?

Options:

A.

Class B

B.

Class C

C.

Class D

D.

Class E

E.

Class F

Question 38

The RJ-45 is now known as the 8P8C style connector, per the Telecommunications Industry Association (TIA) standard. What does the P and C stand for?

Options:

A.

Plug and connector

B.

Position and connector

C.

Position and contact

D.

Plug and contact

Question 39

If looking to specify an optical fiber backbone within a building going 275 m (902 ft) between the equipment room (ER) and the telecommunications room (TR), what type of fiber should be specified to support a 10 GB ethernet application?

Options:

A.

OM1

B.

50 micron multimode

C.

50 micron laser optimized multimode

D.

62.5 micron multimode

Question 40

BICSI recommends that any trench ________ or more deep must be shored to prevent cave in.

Options:

A.

1.2 m (4 ft)

B.

1.5 m (5 ft)

C.

1.7 m (5.5 ft)

D.

1.83 m (6 ft)

E.

2.1 m (7 ft)

Question 41

What is the horizontal separation, in well tamped earth, required between power and direct buried telecommunications facilities sharing the same trench?

Options:

A.

152 mm (6 in)

B.

229 mm (9 in)

C.

300 mm (12 in)

D.

381 mm (15 in)

E.

457 mm (18 in)

Question 42

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

Options:

A.

Singlemode optical fiber

B.

Multimode optical fiber

C.

Unbalanced twisted pair

D.

Balanced twisted pair

Question 43

You are renovating telecommunication rooms that support an acute care facility that has 10,000 sq ft floors. The facility will be adding 15,000 sq ft to each of the floors. What is the MINIMUM additional floor space that you will need to expand the TRs to support the new floor space?

Options:

A.

3 m x 3 m (10 ft x 10 ft)

B.

3.5 m x 4.3 m (11.5 ft x 14 ft)

C.

3.0 m x 4.5 m (10 ft x 15 ft)

D.

6 m x 6 m (20 ft x 20 ft)

Question 44

You are designing a nurse call system for an assisted care facility. What type of nurse call system would best suit the needs for the facility?

Options:

A.

Audiovisual system

B.

Staff emergency system

C.

Tone/Visual system

D.

Bedside system

Question 45

You are designing a nurse call system for a health care facility. The system will have emergency call switches. What is the first step you should take in designing the nurse call system?

Options:

A.

Properly size the supporting TR to accommodate the headend system

B.

Program the headend device for the various call switches that will be used

C.

Perform a risk assessment to determine call switch locations

D.

Perform a site survey to verify the pathways that will connect the headend device with the call switches

Question 46

A 24 port layer 2 switch can perform all of the following functions EXCEPT:

Options:

A.

Bridge

B.

Route

C.

Link aggregation

D.

Full duplex operation

Question 47

You are placing PTP fiber between two locations 55 km (34 miles) apart. You are told that DWDM equipment will be installed within the next 5 years. Which of the following optical fiber types should you use?

Options:

A.

Dispersion unshifted (ITU-G652)

B.

Dispersion shifted (ITU-G653)

C.

Cut off shifted (ITU-G654)

D.

Non-zero dispersion shifted (ITU-G655)

E.

Bending loss insensitive (ITU-G657)

Question 48

ITU-T G.655 recommends which type of singlemode optical fiber?

Options:

A.

DSF

B.

N-DSF

C.

NZ-DSF

D.

SF

Question 49

An isolated ground receptacle may be identified by:

Options:

A.

Beige coloring with an orange triangle on the face

B.

The letters IG

C.

Continuous orange coloring

D.

Its proximity to the PDU

E.

Either A or C

Question 50

You are designing a telecommunications grounding system for a telecommunications room (TR). The TMGB is located 15 m (50 ft) from the telecommunications rack. What is the MINIMUM AWG of the ground conductor required?

Options:

A.

Two

B.

Three

C.

Four

D.

Six

E.

Eight

Question 51

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

Options:

A.

Shorted

B.

Maximized

C.

Terminated

D.

Equalized

Question 52

Cementitious materials are ________ based materials.

Options:

A.

Dry powder

B.

Latex

C.

Solvent

D.

Sand

Question 53

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

Options:

A.

Rated system

B.

Stop system

C.

Wall

D.

Zone

Question 54

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

Options:

A.

Fire break

B.

Fire proof

C.

Fire resistant

D.

Fire retardant

Page: 1 / 14
Total 361 questions