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Pass the BICSI RCDD Certification RCDD-002 Questions and answers with ExamsMirror

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790 Students Passed

95% Average Score

95% Same Questions
Viewing page 9 out of 11 pages
Viewing questions 81-90 out of questions
Questions # 81:

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?

Options:

A.

Power meter

B.

Continuity testing

C.

Level II testing

D.

Time domain reflectometer (TDR)

Questions # 82:

Exhibit:

Question # 82

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

Questions # 83:

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

Questions # 84:

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

Questions # 85:

Premises optical fiber links should be tested:

Options:

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

Questions # 86:

Which of the following is NOT provided by the ac grounding electrode system?

Options:

A.

Zero volt reference for AC power

B.

A path for dissipating electrical current

C.

A path for dissipating electrostatic discharge

D.

Adequate electrical protection for people and equipment

Questions # 87:

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

Questions # 88:

As a guide, the MAXIMUM recommended DC current value on any bonded conductor should be less than:

Options:

A.

250 milliamps

B.

500 milliamps

C.

750 milliamps

D.

1 amp

E.

1.25 amps

Questions # 89:

The MINIMUM dimensions of the telecommunications main grounding busbar is ________ and variable in length.

Options:

A.

4 mm (0.16 in) x 80 mm (3.15 in)

B.

6.3 mm (0.25 in) x 100 mm (4 in)

C.

8 mm (0.31 in) x 110 mm (4.33 in)

D.

10.5 mm (0.41 in) x 140 mm (5.51 in)

E.

12.75 mm (0.50 in) x 175 mm (6.89 in)

Questions # 90:

The impedance of the equipment grounding conductor can only be accurately measured with an instrument known as a(n):

Options:

A.

Volt ohm meter

B.

Power distribution unit

C.

Exothermic weld connection

D.

Ground impedance tester

E.

Amp calculator

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Viewing questions 81-90 out of questions
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