Summer Special Sale - Limited Time 60% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: 575363r9

Welcome To DumpsPedia

RCDD-002 Sample Questions Answers

Questions 4

The headend has several audio-video playback devices within it. What piece of equipment is required to assign their output signals to specific RF carriers on the CATV system?

Options:

A.

Modulator

B.

Combiner

C.

Splitter

D.

Multiport tap

Buy Now
Questions 5

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

Buy Now
Questions 6

An active video converter is used in what type of CATV cable distribution system?

Options:

A.

Trunk and tap

B.

Video over balance twisted-pair

C.

Video over optical fiber

D.

Home run

Buy Now
Questions 7

The headend has several modulators assigning frequencies for distribution to the CATV network. What distribution device should you use immediately at the headend to distribute the modulator's output signals to CATV system?

Options:

A.

Splitter

B.

Directional coupler

C.

Combiner

D.

Multiport tap

Buy Now
Questions 8

You are designing a system requiring the transmission of data. Your system must perform higher than ________ kHz in order to do so.

Options:

A.

4

B.

8

C.

10

D.

16

E.

32

Buy Now
Questions 9

To accommodate telephone, data, CATV, security and multimedia, a MINIMUM of ________ strands of optical fiber auxiliary disconnect outlet (ADO) cable should be provided.

Options:

A.

Two

B.

Four

C.

Five

D.

Six

E.

Eight

Buy Now
Questions 10

You have just finished a design calling for 15 telecommunications outlets. You received word that the owner has increased his requirements by 40%. What size commercial DD (distribution device) is required to accommodate the increase?

Options:

A.

660 mm (26 in)

B.

1015 mm (40 in)

C.

1346 mm (53 in)

D.

1676 mm (66 in)

Buy Now
Questions 11

What is the air change requirement for a tunnel of 610 m (2000 ft) long with a diameter of 3.4 m (11 ft)?

Options:

A.

One complete air change per hour

B.

Two complete air changes per hour

C.

Three complete air changes per hour

D.

Four complete air changes per hour

E.

Five complete air changes per hour

Buy Now
Questions 12

One interior TTY must be provided at locations defined as public accommodations with ________ or more pay telephones.

Options:

A.

One

B.

Two

C.

Four

D.

Six

E.

Eight

Buy Now
Questions 13

What is the MINIMUM distance from the edge of a pool or other water hazards for a weatherproof enclosure?

Options:

A.

1 m (3 ft)

B.

2 m (7 ft)

C.

4 m (13 ft)

D.

6 m (20 ft)

E.

10 m (30 ft)

Buy Now
Questions 14

Which type of protection for electrical power stations provide isolation against a rise in potential of station ground and also provide drainage protection against longitudinally-induced voltages?

Options:

A.

Isolating transformers

B.

Neutralizing transformers

C.

Mutual drainage reactors

D.

Unit-type neutralizing transformers

E.

2-winding neutralizing transformers

Buy Now
Questions 15

In new construction, what is the percentage of pay phones that must be equipped with volume controls?

Options:

A.

4

B.

10

C.

25

D.

35

E.

50

Buy Now
Questions 16

You are placing Category 6 unshielded twisted-pair (UTP) in cable tray down a hallway past the elevator mechanical room. What action should you take to avoid effects of electromagnetic interference (EMI)?

Options:

A.

Provide a minimum separation of 1194 mm (47 in)

B.

Provide a minimum separation of 2060 mm (81 in)

C.

Require the architect to install metallic foil shielding on the mechanical room walls

D.

Provide RMC/IMC (rigid metallic conduit/intermediate metal conduit) through all areas within 4.6 m (15 ft) of the mechanical room

Buy Now
Questions 17

The ability of a device to withstand electromagnetic disturbances from another device is:

Options:

A.

Electromagnetic interference (EMI)

B.

Radio Frequency Interference (RFI)

C.

(EMC)

D.

Fast transients

E.

Electrostatic Discharge (ESD)

Buy Now
Questions 18

The potential for ______ occurs when devices or systems share a common electromagnetic environment and their operational frequencies overlap.

Options:

A.

Electromagnetic interference (EMI)

B.

(EMC)

C.

Radio frequency interference (RFI)

D.

Fast transients

E.

Electrostatic discharge (ESD)

Buy Now
Questions 19

What is the recommended MINIMUM separation of unshielded twisted-pair (UTP) cables from fluorescent light fixtures?

Options:

A.

77 mm (3 in)

B.

30 mm (5.12 in)

C.

203 mm (8 in)

D.

324 mm (12.75 in)

E.

483 mm (19 in)

Buy Now
Questions 20

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)

Buy Now
Questions 21

The standard floor space coverage area for each building automation system (BAS), is a BAS outlet or device for every_______ of floor space.

Options:

A.

9.3 m 2 (100 ft 2)

B.

23 m 2 (250 ft 2)

C.

31 m 2 (330 ft 2)

D.

56 m 2 (600 ft 2)

E.

84 m 2 (904 ft 2)

Buy Now
Questions 22

Which type of cable tray is best described as a ventilated bottom with side rails?

Options:

A.

Ventilated channel

B.

Ladder

C.

Spline

D.

Ventilated trough

E.

Basket tray

Buy Now
Questions 23

From a 1000 ft (305 m) roll of optical fiber, how many MAXIMUM length centralized optical fiber cabling runs can be made?

Options:

A.

1

B.

2

C.

3

D.

4

E.

5

Buy Now
Questions 24

An existing ceiling raceway system has 115,000 sq mm (177 sq in) of cross-sectional area available for distribution of cable runs. How many can be served by the existing system?

Options:

A.

115

B.

160

C.

177

D.

189

E.

195

Buy Now
Questions 25

You are designing a horizontal pathway system where you will provide 100 mm (4 in) conduit and pull boxes. The building architectural elements will only allow for a single layer of conduits (not stacked). The main horizontal pathway system consists of five 100 mm (4 in) conduits. Large single sheath copper cables are not expected to be placed. Which of the following is the MINIMUM width pull box that is to be provided?

Options:

A.

600 mm (24 in)

B.

900 mm (36 in)

C.

1220 mm (48 in)

D.

1520 mm (60 in)

E.

1830 mm (72 in)

Buy Now
Questions 26

When allocating termination space for CAT 6 and optical fiber cables, it is recommended that additional space of up to ________ percent be considered for the routing of the cables and patch cords.

Options:

A.

Five

B.

Ten

C.

Twenty

D.

Thirty

Buy Now
Questions 27

In addition to voice and data services, an equipment room (ER) can be designed to include all of the following EXCEPT:

Options:

A.

CATV and CCTV facilities

B.

Life safety facilities

C.

Building electrical service monitoring and controls

D.

Audio and paging equipment

E.

General premise monitoring and security systems

Buy Now
Questions 28

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?

Options:

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)

Buy Now
Questions 29

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

Options:

A.

150 mm (6 in)

B.

300 mm (12 in)

C.

375 mm (15 in)

D.

450 mm (18 in)

Buy Now
Questions 30

A building can have multiple equipment rooms (ERs) for all of the following reasons EXCEPT:

Options:

A.

To provide redundancy

B.

For separate tenants

C.

To house different types of equipment

D.

To serve multiple Access point (APs) and/or Service provider (SPs)

E.

To accommodate office and work space

Buy Now
Questions 31

Which characteristic is an advantage of copper based media over optical fiber cable?

Options:

A.

Weight

B.

Corrosion resistance

C.

Ability to handle analog signals

D.

Susceptibility to EMI

E.

Very high data rates

Buy Now
Questions 32

Two sinusoidal signals have the same amplitude (A) and the same frequency (f). They differ in phase by 180 degrees. If these two signals are added together, the result is a sinusoidal signal having an amplitude of:

Options:

A.

Zero

B.

0.707A and a frequency of f

C.

A and a frequency of 2f

D.

2A and a frequency of f

E.

2A and a frequency of 2f

Buy Now
Questions 33

The conversion of an analog speech signal to a pulse code modulation (PCM) digital signal involves all of the following steps EXCEPT:

Options:

A.

Low pass filtering

B.

Periodic sampling

C.

Quantizing

D.

Companding

E.

Amplitude modulation

Buy Now
Questions 34

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

Buy Now
Questions 35

A video camera has a coaxial cable output. The video signal is to be distributed to devices that have balanced twisted pair inputs. The transition between these two different transmission media can be accomplished by using a:

Options:

A.

Balun

B.

Converter

C.

Modulator

D.

Cross connect

E.

Transceiver

Buy Now
Questions 36

Certain systems must exist relative to bonding and grounding at every site. Which of the following is NOT one such system?

Options:

A.

AC grounding electrode system (e.g., in some countries it may also be known as the earthing system)

B.

Telecommunications bonding infrastructure

C.

Lightning protection system

D.

Equipment grounding system (e.g., in some countries it may also be known as the equipment bonding system)

Buy Now
Questions 37

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

Options:

A.

Shorted

B.

Maximized

C.

Terminated

D.

Equalized

Buy Now
Questions 38

As a guide, the recommended maximum AC current value on any bonding conductor should be less than ________ amperes.

Options:

A.

0.50

B.

1

C.

5

D.

10

E.

20

Buy Now
Questions 39

Which of the following covers lightning protection systems and defines as exposed anything above ground and outside the zone of protection?

Options:

A.

NTSB-12

B.

IEEE 1100

C.

NFPA 780

D.

NEC 47

E.

ANSI J/STD-607-A

Buy Now
Questions 40

The recommended MAXIMUM value for the bonding resistance between the nearest available grounding electrode and the busbar in an entrance facility (EF) is ________ ohms.

Options:

A.

0.1

B.

0.5

C.

1

D.

2

E.

5

Buy Now
Questions 41

Using Ohms law, a circuit of 120 volts and a resistance of 15 ohms will have a current of ________ amps.

Options:

A.

5

B.

8

C.

10

D.

12

E.

15

Buy Now
Questions 42

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

Buy Now
Questions 43

A large telecommunications facility, by most codes, must be designed with an EPO switch located at:

Options:

A.

The facility entrance or exit

B.

The main power panel

C.

Between the main power panel and the transformer

D.

Near each bank of equipment in the telecommunications space

Buy Now
Questions 44

All of the following are used to control static discharge EXCEPT:

Options:

A.

Ion generator

B.

Discharge plates and bracelets

C.

Maintenance of humidity of between 30 and 55 percent

D.

Installation of isolated grounds

Buy Now
Questions 45

If you have a circuit with 120 volts, 12 amps, and 10 ohms, it has a peak power of ________ watts.

Options:

A.

1018

B.

1200

C.

1440

D.

2037

Buy Now
Questions 46

Aerial entrances to small buildings should be limited to ________ cable pair or less.

Options:

A.

6

B.

12

C.

25

D.

50

E.

100

Buy Now
Questions 47

The MAXIMUM span length for an aerial entrance, from the last pole to the building, must NOT exceed:

Options:

A.

15.2 m (50 ft)

B.

30 m (100 ft)

C.

45.8 m (150 ft)

D.

61 m (200 ft)

E.

76 m (250 ft)

Buy Now
Questions 48

The information technology system (ITS) designer should design conduits entering a building from ceiling height to terminate ________ below the finished ceiling.

Options:

A.

51 mm (2 in)

B.

100 mm (4 in)

C.

152 mm (6 in)

D.

203 mm (8 in)

E.

254 mm (10 in)

Buy Now
Questions 49

An outside plant (OSP) cable must be placed under a pipeline with two side by side pipe runs. The distance between the outside pipes is 6 m (20 ft). What is the length of the conduit required to facilitate the pipeline crossing?

Options:

A.

6 m (20 ft)

B.

7.6 m (25 ft)

C.

9 m (30 ft)

D.

10.7 m (35 ft)

E.

12 m (40 ft)

Buy Now
Questions 50

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

Buy Now
Questions 51

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?

Options:

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.

Buy Now
Questions 52

Exhibit:

The diagram below is a typical configuration for:

Options:

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

Buy Now
Questions 53

What is the worst case acceptance value for attenuation when testing 2000 m (6562 ft) of 50/125 multimode fiber at a wavelength of 1300 nm when the fiber has 2 connector pairs and 3 splices?

Options:

A.

3.4 dB

B.

4.65 dB

C.

5.4 dB

D.

6.4 dB

E.

9.4 dB

Buy Now
Questions 54

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

Options:

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

Buy Now
Questions 55

Where backbone cabling exceeds cabling lengths for the same performance or design (for product used in horizontal cabling), there are three fundamental tests which should be considered when testing. They are:

Options:

A.

Insertion loss (attenuation), return loss, and wiremap/strand identification

B.

Insertion loss (attenuation), return loss, and continuity

C.

Insertion loss (attenuation), return loss, and length

D.

Insertion loss (attenuation), continuity, and wiremap/strand identification

E.

Continuity, wiremap/strand identification, and propagation delay/delay skew

Buy Now
Questions 56

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

Options:

A.

Assets

B.

Risks

C.

Threats

D.

Countermeasures

E.

Systems

Buy Now
Questions 57

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

Buy Now
Questions 58

What is the MOST important aspect of fire alarm signaling?

Options:

A.

Audibility

B.

Clarity

C.

Reliability

D.

Intelligibility

Buy Now
Questions 59

A security program consists of three independent components. They are electronic, architectural, and:

Options:

A.

Operational

B.

Physical

C.

Environmental

D.

Elemental

Buy Now
Questions 60

You are designing a strobe visual notification system for a fire alarm system. You have a hallway that is 4.6 m (15 ft) wide and 100 m (328 ft) long. How many strobes should be placed in the hallway?

Options:

A.

One

B.

Two

C.

Three

D.

Four

E.

Five

Buy Now
Questions 61

Which of the following is NOT a primary type of DAS antenna?

Options:

A.

Directional

B.

Omnidirectional

C.

Polarized

D.

Radiation cable

Buy Now
Questions 62

Which device supplies the radio signal into a DAS (distributive antenna system)?

Options:

A.

Amplifier

B.

Receiver

C.

Transmitter

D.

Transceiver

Buy Now
Questions 63

When considering the DAS, which component acts as a bidirectional antenna?

Options:

A.

Multimode optical fiber cable

B.

Radiating coaxial cable

C.

Shielded twisted pair (STP) cable

D.

Single mode optical fiber cable

E.

Screened twisted pair (ScTP) cable

Buy Now
Questions 64

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

Options:

A.

Antenna

B.

Receiver

C.

Transmitter

D.

Transceiver

Buy Now
Questions 65

In order to maximize its ability to send and receive, an antenna should be ________ to the desired frequency.

Options:

A.

Dipped

B.

Loaded

C.

Tuned

D.

Peaked

Buy Now
Questions 66

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

Buy Now
Questions 67

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

Buy Now
Questions 68

What is the expected life cycle, in years, of building automation system within a building structure with a life cycle of 40+ years?

Options:

A.

1 to 2

B.

2 to 4

C.

5 to 7

D.

8 to 12

E.

12 to 15

Buy Now
Questions 69

Within building automation hardware systems, there is a hierarchical system of micro processor based controllers. Which type of controller is used to provide limited port capacity for connection of sensors, support, and execution of DDC programs, and usually operates in stand alone mode?

Options:

A.

System level controller

B.

Field level controller

C.

Management level processor

D.

Protocol management system

E.

DDC manager

Buy Now
Questions 70

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

Buy Now
Questions 71

Assuming the total fill capacity of a pathway is 100 cables (all of the same cable type and size), the MAXIMUM number of cables to be installed during the initial installation, without exceeding the fill ratio is:

Options:

A.

25

B.

40

C.

50

D.

60

Buy Now
Questions 72

In a run requiring 15 m (50 ft) of cable between the floor distributor and the consolidation point, the MAXIMUM length of cable allowed between the CP and the telecommunications outlet is:

Options:

A.

27.4 m (90 ft)

B.

36.5 m (120 ft)

C.

45.8 m (150 ft)

D.

75 m (242 ft)

E.

90 m (295 ft)

Buy Now
Questions 73

Which of the following is NOT true about consolidation points?

Options:

A.

They are not to be used for direct connections to active equipment.

B.

They allow horizontal cables to be extended into work area pathways.

C.

They are to be terminated on separate connectors for each individual user.

D.

The maximum length of cable from the consolidation point (CP) to the outlet varies by media type.

Buy Now
Questions 74

The MINIMUM separation distance between grounded metal telecommunications pathway and unshielded power lines is:

Options:

A.

75 mm (3 in)

B.

150 mm (6 in)

C.

300 mm (12 in)

D.

610 mm (24 in)

E.

1220 mm (48 in)

Buy Now
Questions 75

An open office design is made up of three furniture clusters and contains a total of nine. How many multiuser telecommunications outlet assemblies (MUTOA) should be in the design?

Options:

A.

1

B.

3

C.

4

D.

6

E.

9

Buy Now
Questions 76

At the end of the second week of a project, the earned value (EV) of work is $8000 USd and the planned value (PV) of work is $7000 USd. What is true about the project?

Options:

A.

The project is ahead of schedule.

B.

The project is over budget.

C.

The project is behind schedule.

D.

The project is under budget.

Buy Now
Questions 77

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

Buy Now
Questions 78

Which of the following does NOT describe one of the four main types of specifications?

Options:

A.

Based on an established standard

B.

Focused on exact properties and installation methods

C.

Calling out brand names and models

D.

Focusing on the desired results

E.

Listing maximum acceptable performance

Buy Now
Questions 79

When developing a safety plan, consider all of the following EXCEPT:

Options:

A.

Safety may be excluded from scope where an information technology system (ITS) designer is responsible for the design only

B.

Areas that should be addressed by the safety plan include emergency numbers and work area protection

C.

The safety coordinator should hold a safety meeting prior to the start of the project

D.

The contractor should contact the customer safety coordinator to evaluate site specific emergency procedures

Buy Now
Questions 80

A scope of work should contain all of the following EXCEPT:

Options:

A.

Request for purchase

B.

Project schedule

C.

Project objective

D.

Assumptions

E.

Customer needs

Buy Now
Questions 81

Within a data center, how many concentric layers are considered necessary to provide effective security?

Options:

A.

One

B.

Two

C.

Three

D.

Four

E.

Five

Buy Now
Questions 82

You have been asked to spec the physical security requirements related to the protection of assets for a new data center. The most common potential for damage categories you have considered include temperature, gases, organisms and projectiles. The one category that you have missed is:

Options:

A.

Aircraft flight paths

B.

Proximity to high speed rail links

C.

Liquids

D.

Parking lot exits

E.

Exposure to extreme winds

Buy Now
Questions 83

You are designing a cabling containment system installed overhead in a new data center. The main or prime purpose of the system will be to manage fiber optic cabling between cabinets. You have a choice of designs of the containment system. In view of the prime purpose of containment system, your first choice of design will be one that:

Options:

A.

Has a bottom design with a web spacing of less than 203 mm (8 in)

B.

Has a bottom design with a web spacing of less than 152 mm (6 in)

C.

Is manufactured with a soft cloth type material

D.

Has a solid bottom design

E.

The design is not important as long as the client pre approves the manufacturer

Buy Now
Questions 84

Within a data center, if you have dual path connectivity between the primary entrance room and secondary entrance room, in addition to dual connectivity between these two rooms and the main distribution and secondary distribution areas, what tier level would this infrastructure design represent?

Options:

A.

Tier I

B.

Tier II

C.

Tier III

D.

Tier IV

E.

Tier V

Buy Now
Questions 85

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)

Buy Now
Questions 86

What is the connector of choice for Series 59, Series 6, and Series 11 applications?

Options:

A.

F-Style

B.

Bayonet Neill-Conncelman (BNC-Style)

C.

N-Style

D.

SMA

E.

Ultra high frequency (UHF)

Buy Now
Questions 87

There are three buildings approximately 400 meters apart and the customer wants to use 10 Gig Ethernet. What fiber should be specified for this application?

Options:

A.

8 - 9 micron singlemode

B.

50 micron multimode

C.

50 micron laser optimized multimode

D.

62.5 micron multimode

Buy Now
Questions 88

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

Buy Now
Questions 89

What is the insertion loss guideline for a multimode mechanical splice?

Options:

A.

0.05 dB

B.

0.1 dB

C.

0.3 dB

D.

0.5 dB

E.

1.0 dB

Buy Now
Questions 90

This type of cable is an unbalanced system:

Options:

A.

Unshielded twisted-pair (UTP)

B.

Shielded twisted-pair (STP)

C.

Screened twisted-pair (ScTP)

D.

Coaxial

Buy Now
Questions 91

You have been asked to project manage a fiber cable backbone installation. In the course of the installation, you notice the fiber cable with a 25 mm (1 in) outside diameter is being installed into a small TR, and the cable is being installed into a tight corner. Based on your knowledge of minimum bend radius requirements for fiber cable, you must ensure that the MINIMUM cable bend radius of _______________ is provided when the cable installation is completed.

Options:

A.

254 mm (10 in)

B.

305 mm (12 in)

C.

381 mm (15 in)

D.

457 mm (18 in)

E.

610 mm (24 in)

Buy Now
Questions 92

You are reviewing a building backbone design with a vertically aligned telecommunications room (TR). In the spec you note in a footnote with details that the slots at one end of the telecommunications room (TR) must be flush with the floor and the sleeves provide at the end of the telecommunications room (TR) must also be flush. In your meeting with the electrical engineering firm that has provided the spec, you make the comment that according to best practices, the MINIMUM that slots and sleeves must extend above the finished floor are:

Options:

A.

25 mm (1 in) for slots and 51 mm (2 in)

B.

25 mm (1 in) for slots and 25 mm (1 in)

C.

51 mm (2 in) for slots and 25 mm (1 in)

D.

51 mm (2 in) for slots and 51 mm (2 in)

E.

64 mm (2 1/2 in) for slots and 64 mm (2 1/2 in)

Buy Now
Questions 93

One of the advantages of using optical fiber in the backbone installation is:

Options:

A.

More cost effective

B.

Immunity to EMI

C.

Safer to install

D.

Requires less skill to install

E.

Has better manufacturer support

Buy Now
Questions 94

An installation crew is pulling an optical fiber cable into a riser. The cable has an outside diameter of 25 mm (1 in). As the cable is being pulled off the reel and through a pulley into the riser, you must verify that the minimum bend radius for the cable being pulled is observed. The pulley must be sized at a MINIMUM of:

Options:

A.

254 mm (10 in)

B.

381 mm (15 in)

C.

508 mm (20 in)

D.

635 mm (25 in)

E.

762 mm (30 in)

Buy Now
Questions 95

When designing a campus distribution system involving small buildings with only one horizontal cross-connect (HC) [Floor distributor (FD)] per building, you can eliminate the need for a(n):

Options:

A.

Intermediate cross-connect (IC) Building distributor (BD)

B.

Main cross-connect (MC) Campus distributor (CD)

C.

Horizontal cross-connect (HC) Floor distributor (FD)

D.

Entrance facility (EF)

E.

Latching connector (LC)

Buy Now
Questions 96

Assume the following:

- An equipment room (ER) consists of 16 racks arranged in 4 equal rows

- The first 4 racks are numbered R1-1 though R1-4

- The second 4 racks are numbered R2-1 through R2-4

- A new equipment shelf with 12 slots is to be installed in the bottom of the third rack in the second row

- Each slot has 2 ports

What would be the identifier of the two ports on the eighth slot of the new equipment shelf?

Options:

A.

R2-3-1-8-1 and R2-3-1-8-2

B.

R3-2-1-8-1 and R3-2-1-8-2

C.

R2-3-1-12-1 and R2-3-1-12-2

D.

R3-2-1-12-1 and R3-2-1-12-2

E.

R2-3-12-8-1 and R2-3-12-8-2

Buy Now
Questions 97

Class ________ administration provides for the telecommunications infrastructure administration needs of a single building, or of a tenant served by a single or multiple. It also includes administration for backbone cabling, systems, and.

Options:

A.

1

B.

2

C.

3

D.

4

Buy Now
Questions 98

If a telecommunications grounding busbar is installed in the telecommunications room (TR) with the identifier of 310, located on the third floor, then the telecommunications grounding busbar should be labeled as:

Options:

A.

TGB-310

B.

TGB

C.

TGB in TR 310

D.

TGB in room 310

E.

No need to identify as there is only one per TR

Buy Now
Questions 99

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.

Buy Now
Questions 100

Which class of the system applies when the premise only has a single equipment room (ER), and it is the only telecommunications space administered?

Options:

A.

Class 1

B.

Class 2

C.

Class 3

D.

Class 4

Buy Now
Questions 101

How much area of wall space is needed in the telecommunications room (TR) to support a nurse call system?

Options:

A.

1.2m x 1.2 m (4 ft x 4 ft)

B.

1.2m x 2.4 m (4 ft x 8 ft)

C.

2.4 m x 2.4 m (8 ft x 8 ft)

D.

2.4 m x 3.6 m (8 ft x 12 ft)

Buy Now
Questions 102

The ________ system is an application used for storing and viewing captured digital radiology image files.

Options:

A.

CCU

B.

ICU

C.

DICOM

D.

PACS

Buy Now
Questions 103

Which of the following is used to create an electronic signal that can be sent to the central nurse call equipment?

Options:

A.

Headend module

B.

Initiation device

C.

Notification device

D.

Two tone device

Buy Now
Questions 104

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

Buy Now
Questions 105

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)

Buy Now
Questions 106

MAC addresses are _____________ bits in length.

Options:

A.

16

B.

24

C.

32

D.

48

E.

64

Buy Now
Questions 107

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

Options:

A.

DSF

B.

N-DSF

C.

NZ-DSF

D.

SF

Buy Now
Questions 108

Data representation including code translations, compressions, and encryptions is performed by what layer of the OSI model?

Options:

A.

Layer 2

B.

Layer 3

C.

Layer 4

D.

Layer 5

E.

Layer 6

Buy Now
Exam Code: RCDD-002
Exam Name: BICSI Registered Communications Distribution Designer - RCDD
Last Update: Jun 16, 2024
Questions: 361
$64  $159.99
$48  $119.99
$40  $99.99
buy now RCDD-002