All4Certs Exam Archive Most Up to Date Version of BICSI RCDD-001 Exam Dumps in CertBus for Free

Most Up to Date Version of BICSI RCDD-001 Exam Dumps in CertBus for Free

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QUESTION NO: 3

Composite conductors, although not generally recommended, may be used in special circumstances

because they provide all of the following advantages EXCEPT:

A. Have good digital transmission characteristics

B. Lightweight

C. Inexpensive

D. Easy to produce

E. Easily embedded into other materials

Correct Answer: A


QUESTION NO: 11

Time division multiplexing (TDM) systems are designed to transport ________ between end point

systems.

A. Only analog signals

B. Only digital signals

C. A mix of both analog and digital signals

D. Both analog and digital signals, but only one type at a time

Correct Answer: B


QUESTION NO: 4

Which electrical characteristic is displayed with the correct preferred value?

A. Dielectric constant – high value

B. Dielectric strength – high value

C. Dissipation factor – low value

D. Insulation resistance – high value

Correct Answer: A


QUESTION NO: 7

Which of the following correctly lists the lowest frequency band to the highest frequency band?

A. MF, HF, VHF, UHF

B. UHF, VHF, HF, MF

C. HF, MF, UHF, VHF

D. VHF, UHF, MF, HF

E. HF, MF, UHF, VHF

Correct Answer: A


QUESTION NO: 8

The conversion of an analog speech signal to a pulse code modulation (PCM) digital signal involves all of

the following steps EXCEPT:

A. Low pass filtering

B. Periodic sampling

C. Quantizing

D. Companding

E. Amplitude modulation

Correct Answer: E


QUESTION NO: 5

If the input signal power to a communication system is 1 W and the output power is 1 mW, the system

attenuation is:

A. 3 dB

B. 20 dB

C. 30 dB

D. 40 dB

E. 1000 dB

Correct Answer: C


QUESTION NO: 10

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?

A. Multi-layer braid

B. Foil and braid

C. Solid metallic conduit

D. Flex metallic conduit

E. Sch. 40 PVC conduit

Correct Answer: C


QUESTION NO: 2

Which is an advantage of stranded conductors over solid conductors?

A. Less costly

B. Simpler terminations

C. Better high frequency performance

D. More flexible

Correct Answer: D


QUESTION NO: 9

The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an

attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the

input to the receiver is 1 microwatt. What is the signal-to-noise ratio (SNR) (dB) at the receiver input?

A. 10 dB

B. 30 dB

C. 40 dB

D. 60 dB

E. 100 dB

Correct Answer: B


QUESTION NO: 1

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

A. Weight

B. Corrosion resistance

C. Ability to handle analog signals

D. Susceptibility to EMI

E. Very high data rates

Correct Answer: C


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