BICSI Registered Communications Distribution Designer - RCDD

Question 1

You have determined that the equipment room (ER) you are designing will be the minimum size of 15 sq m (160 sq ft) and is servicing 80 but architectural changes will add 175 , which will require you to add a horizontal cross-connect (HC). What size should the equipment room (ER) be?

A. 37 sq m (400 sq ft)

B. 47 sq m (500 sq ft)

C. 18 sq m (193 sq ft)

D. 31 sq m (330 sq ft)

E. 23 sq m (250 sq ft)

Correct Answer: C

Question 2

When selecting poles for aerial telecommunications facilities, which of the following is the class number for the strongest rated pole?

A. 2

B. 10

C. 00

D. 4

E. 6

Correct Answer: C

Question 3

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

A. Two; 75 mm (trade size 3)

B. One; 75 mm (trade size 3)

C. Two; 100 mm (trade size 4)

D. One; 100 mm (trade size 4)

Correct Answer: B

Question 4

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?

A. 189

B. 177

C. 115

D. 195

E. 160

Correct Answer: B

Question 5

A backbone star topology shall have no more than______ level(s) of cross-connections.

A. One

B. Five

C. Four

D. Three

E. Two

Correct Answer: E

Question 6

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:

A. Insertion loss (attenuation), return loss, and length

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

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

D. Insertion loss (attenuation), return loss, and continuity

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

Correct Answer: B

Question 7

Which of the following is NOT a type of connector for optical fiber?

A. SFF

B. LC

C. SC

D. S/FTP

E. ST

Correct Answer: D

Question 8

The RECOMMENDED balanced twisted-pair cable for building backbone cabling consists of ________ round solid copper conductors with a nominal characteristic of 100 ohm.

A. 23-24 AWG

B. 24-22 AWG

C. 20-24 AWG

D. 22-26 AWG

E. 26-20 AWG

Correct Answer: B

Question 9

A building has six floors plus a basement. Each floor is 929 sq m (10,000 sq ft) and has approximately 50 CATV outlets respectively. There is a single hardline trunk cable installed from the basement headend passing through the telecommunications room (TR) on each floor. In order to maintain the LEAST signal loss passing through each telecommunications room (TR) to the next telecommunications room (TR), what device should you specify for use within each telecommunications room (TR)?

A. Splitter

B. Multiport tap

C. Combiner

D. Directional coupler

Correct Answer: D

Question 10

A vertical conduit mast should not extend above a roof line more than which of the following?

A. 12 inches

B. 4 inches

C. 24 inches

D. 6 inches

Correct Answer: B

Question 11

When designing a backbone distribution system, you are asked to include a combination of media types. Your choice of media types include:

A. Wireless and coaxial cable only

B. Fiber and coaxial cable only

C. Any combination of copper, fiber, and wireless

D. Copper and fiber only

E. Fiber and wireless only

Correct Answer: C

BICSI Registered Communications Distribution Designer - RCDD - RCDD-002 Exam Practice Test

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