PassTestking RCDD Exam Questions Real RCDD Practice Dumps [Q166-Q181]

NEW QUESTION 166
Which of the following electrical devices is used to convert AC to DC?

NEW QUESTION 167
A rapid increase in voltage with a duration of half a cycle best describes a(n):

NEW QUESTION 168
BICSI recommends that any trench ________ or more deep must be shored to prevent cave in.

NEW QUESTION 169
Which of the following is NOT an element of a cable system?

NEW QUESTION 170
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?

NEW QUESTION 171
As a general guideline in premises applications for backbone cabling, 62.5/125 or 50/125 micrometer multimode optical fiber is recommended for greater distances and higher data rates.

NEW QUESTION 172
Exhibit: This diagram illustrates an example of a:

NEW QUESTION 173
Electrical power cables are usually routed above aerial cable in order to:

NEW QUESTION 174
The public telephone system is an example of a __________ system.

NEW QUESTION 175
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?

NEW QUESTION 176
The RECOMMENDED balanced twisted-pair cable for building backbone cabling consists of ________ round solid copper conductors with a nominal characteristic of 100 ohm.

NEW QUESTION 177
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?

NEW QUESTION 178
In reviewing your client’s network needs for today and 5 years into the future, you note their current specs call for a 1Gb/s network within a campus environment, with little or no possibility of any increased bandwidth demands until they move to their planned future site. The building is not large, and the cable lengths will not exceed 550 m (1804 ft). Your recommendation for the fiber to be installed in the backbone is:

NEW QUESTION 179
When designing a backbone distribution system, you are asked to include a combination of media types. Your choice of media types include:

NEW QUESTION 180
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?

NEW QUESTION 181
What type of address is 00-A1-C3-52-CE-11?