BISCI chapter 2 Flashcards
On a linear type topology, the device for which the message was intended, will recognize the transmission and read the message.
True
What are the recognized backbone cables?
Multimode optical fiber cable,
Singlemode optical fiber cable,
100-ohm balanced twisted-pair copper cable,
Series 11 coaxial cable
Give two examples of where a first-level backbone cabling system is installed?
Between an MC and an IC,
Between an MC and an HC
In a horizontal cabling systems, if the length of the equipment cord is 2m, the work area cord can be extended to 8m.
False
What is the minimum grade cable allowed for the first telecommunications outlet?
Category 5e
The second-level backbone is installed between an IC and an HC.
True
What is the approximate size of a work area?
10 m²
What does the orange colour of the termination field represent?
Demarcation Point
Demarcation Point
Cross-connect facilities,
Interconnection facilities,
Work areas,
Telecommunications outlets/connectors,
Consolidation points (CPs),
Multi-user telecommunications outlet assembly (MUTOAs),
Transition points
A centralized optical fiber network allows to support centralized electronics and fiber-to-desk technology.
True
Select the appropriate level of backbone for First-level backbone
between the MC and the IC, or HC
Select the appropriate level of backbone for Second-level backbone
between the IC and the HC
What colour is used on the termination field, of the PBX side of the demarcation point?
Green
TRADE KNOWLEDGE: The telecommunication outlet located in the field, has a colour code of Blue for the label.
False
What are the two meanings of the word topology when referencing LANs?
Physical appearance,
Logical function
What components are used in the horizontal cabling system?
Horizontal cables,
Work area outlets,
Equipment cords,
Patch cords, and jumpers located in the TR,
May include items, such as MUTOAs, CPs, and TPs
Terminators prevent unwanted reflections of transmission signals
True
Which topology is recommended for a structured cabling backbone system?
Hierarchical Star
Select 3 fundamental topologies?
buss
ring
star
Which media combinations are valid for the two telecommunication outlet in a WA?
Category 5e and Category 6
The installation of long lengths of stranded UTP cords are discouraged. This is due to the higher attenuation in stranded compared to the solid conductor of the same size. Please select the appropriate the attenuation rise of stranded compared to solid of the wire size given below
24-20%
26-50%
When are cross-connects required and when may interconnects be used?
Cross-connect required between horizontal and back bone cabling
interconnect attached to horizontal and back bone cabiling
Cable management (cross-connecting) is allowed at a CP.
false
What are the two types of backbone cabling?
interbuilding and intrabuilding
Describe a MUTOA.
A specialized outlet located in work area clusters and are suitable for frequently reconfigured work spaces
In what locations will the Grey termination fields be located?
At the HC and the IC
In a star topology, any network device instructed to send a message to another network device, does so through the switch
true
Describe a CP
A horizontal interconnection device permanently installed
What are the maximum number of work areas that may be served from a single Consolidation Point (CP)?
12
90 meters is the maximum allowable horizontal cable length for a 50/125 µm fiber.
true
What are the 3 types of cross-connections?
MC IC HC
What type of topology provides a central location for managing the network?
star
