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

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Viewing questions 31-40 out of questions
Questions # 31:

Geographically speaking, a __________ covers an area associated with an individual's work space.

Options:

A.

SAN


B.

PAN


C.

LAN


D.

CAN


E.

WAN


Expert Solution
Questions # 32:

What type of address is 00-A1-C3-52-CE-11?

Options:

A.

IP


B.

MAC


C.

Host


D.

Broadcast


E.

Unicast


Expert Solution
Questions # 33:

Generating multiple message frames containing identical data being transferred to different individual devices is called:

Options:

A.

Unicast


B.

Replicating unicast


C.

Multicast


D.

Broadcast


Expert Solution
Questions # 34:

You have just assumed management responsibility over an older network consisting of passive hubs and some layer 2 switches. The network is experiencing massive slow downs on an irregular basis. Which of the following is the MOST effective immediate solution to the problem?

Options:

A.

Purchase and install layer 3 switching equipment.


B.

Purchase and install a software based gateway.


C.

Add bridges at key points in the network.


D.

Segment your network into smaller domains.


Expert Solution
Questions # 35:

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)


Expert Solution
Questions # 36:

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

Options:

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


Expert Solution
Questions # 37:

You must place a cable between 2 equipment locations with separate grounds having a potential difference between them of 2.1 V rms. Which one of the following cables should NOT be used?

Options:

A.

Multimode


B.

Singlemode


C.

UTP


D.

STP


Expert Solution
Questions # 38:

Assume that the optical power transmitted by a 62.5/125 multimode fiber is distributed uniformly across its core. If this fiber is perfectly coupled (i.e., the two fibers are aligned and abutted) to a 50/125 fiber, what is the percent of power that is lost?

Options:

A.

0 percent


B.

36 percent


C.

50 percent


D.

80 percent


E.

100 percent


Expert Solution
Questions # 39:

A reasonable approximation for the signal speed in 100 ohm balanced twisted pair cable is __________, where c is the velocity of light in free space.

Options:

A.

0.2 c


B.

0.4 c


C.

0.6 c


D.

08 c


E.

0.9 c


Expert Solution
Questions # 40:

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


Expert Solution
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