- All Exams Instant Download
The decision regarding the number of optical fibers to install (fiber strand count) in a backbone depends largely on all of the following EXCEPT:
The decision regarding the number of optical fibers to install (fiber strand count) in a backbone depends largely on all of the following EXCEPT:A . Level of multiplexingB . Intended end-user applicationsC . Physical topology of the cabling systemD . Distance between telecommunications room (TR)E . Cabling system configurationView AnswerAnswer:...
You have been asked to design a backbone cable connecting two large campus buildings. Your pathways will include using conduits, maintenance holes, and one section of 100 m (328 ft) of direct buried optical fiber cable.
You have been asked to design a backbone cable connecting two large campus buildings. Your pathways will include using conduits, maintenance holes, and one section of 100 m (328 ft) of direct buried optical fiber cable. Your choice of fiber optic cable type recommendation is a:A . Distribution cableB ....
When designing a connection to an outlying building you decide to choose a physical ring.
When designing a connection to an outlying building you decide to choose a physical ring. Your primary reason for considering a physical ring is:A . You have easy access to an existing pathwayB . The design is quick and easy to installC . The campus suits this designD . The...
All of the following are nominal wavelengths for laser light sources EXCEPT:
All of the following are nominal wavelengths for laser light sources EXCEPT:A . 700 nmB . 850 nmC . 1300 nmD . 1310 nmE . 1550 nmView AnswerAnswer: A
Which of the following is NOT considered acceptable in an information technology system (ITS) conduit design and installation?
Which of the following is NOT considered acceptable in an information technology system (ITS) conduit design and installation?A . Contains no continuous sections longer than 30 m (100 ft)B . Bonded to ground on one or both ends in accordance with national or local code requirementsC . Will withstand the...
Which of the following is NOT an advantage of access floor systems?
Which of the following is NOT an advantage of access floor systems?A . They have a low initial costB . They are designed for high capacityC . They are aesthetically acceptable for office decorD . Cabling is easily accessible across the entire floorE . Changes can be made quickly with...
What is the insertion loss guideline for a multimode mechanical splice?
What is the insertion loss guideline for a multimode mechanical splice?A . 0.05 dBB . 0.1 dBC . 0.3 dBD . 0.5 dBE . 1.0 dBView AnswerAnswer: C
In the customer's environment, an ITS designer should avoid the need for optical fiber field splicing by:
In the customer's environment, an ITS designer should avoid the need for optical fiber field splicing by:A . Installing oversized inner ductB . Using oversized cable traysC . Using pre-connectorized cablesD . Installing a continuous length of cableE . Using multiple pull boxesView AnswerAnswer: D
A video camera has a coaxial cable output. The video signal is to be distributed to devices that have balanced twisted pair inputs.
A video camera has a coaxial cable output. The video signal is to be distributed to devices that have balanced twisted pair inputs. The transition between these two different transmission media can be accomplished by using a:A . BalunB . ConverterC . ModulatorD . Cross connectE . TransceiverView AnswerAnswer: A
A common mode (CM) signal can be converted to a differential mode (DM) signal as a result of a(n):
A common mode (CM) signal can be converted to a differential mode (DM) signal as a result of a(n):A . Unbalanced circuitB . Grounded circuitC . Poorly timed signalD . Improper dielectric materialView AnswerAnswer: A
