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86 Cards in this Set
- Front
- Back
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What color jacket is a single mode fiber optic? |
Yellow |
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What distance communication is a single mode fiber optic used for? |
Long |
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What size core is a single mode fiber optic? |
Small 8 to 10 micron |
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What is the wavelength of a single mode fiber optic cable? |
1310 to 1550 manometer |
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What color jacket is a multi-mode fiber optic cable? |
Aqua |
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What distance of communication is a multi mode fiber optic cable used for? |
Short |
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How big is a multi-mode fiber optic cable core? |
Large, 50 to 62.5 microns |
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What is the core size for an aqua colored cable? |
50 micron |
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What fiber connectors will be used the most? |
LC (Lucent Connector), SC (Square Connector), MTP (Multi-fiber Terminator Push-On) |
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Which one cable is the most used? |
LC |
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What is the most important part of the fiber? |
The core |
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What is the maximum recommended length for a cable pull run? |
295ft or 90m |
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What is the universal color code for 12 strand fiber? |
Blue, orange, green, brown, slate, white, red, black, yellow, violet, rose, aqua |
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What is the color code for RJ45 568b? |
1-White/Orange, 2-Orange, 3-White/Green, 4-Blue, 5-White/Blue, 6-Green, 7-White/Brown, 8-Brown |
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What is the color code for RJ45 568A? |
1-White/Green, 2-Green, 3-White/Orange, 4-Blue, 5-White/Blue, 6-Orange, 7-White/Brown, 8-Brown |
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What is the four pair twisted color code? |
Pair 1: Blue pair Pair 2: Orange pair Pair 3: Green pair Pair 4: Brown pair |
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What is the correct term for an RJ45? Jack? |
8P8C |
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What does 8P8C stand for? |
8 pin 8 conductor |
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What kind of test equipment is used? |
Fluke testers and power meters |
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What does VFL stand for? |
Visual fault locator |
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What is a VFL used for? |
Tracing the fiber |
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How do you dress a cable? |
By arranging them very carefully and neatly, and making sure everything looks clean without any divers |
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How many kinks are allowed in an installed cable? |
None |
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What tools should you use for grounding? |
Compression tool, crimper |
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What tools should you use to terminate the RJ45? |
Snips, crimper, punch down, the RJ45 connector and the cat6 cable |
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Where should a cable be labeled? |
At both ends |
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What is a permanent link testing? |
When you test only the backbone run end to end with no patch cords connected to it. |
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What is a channel link testing? |
When you test a complete channel, including multiple patches or hops connected to the backbone run, end to end |
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Why is fiber polarity important? |
In the fiber transmission, the signal will not flow if the Tx (transmit) and Rx (receive) do not align with each other |
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When you are troubleshooting a link, what material and tools would you want to have available? |
OTDR (Optical Time Domain Reflectometer), VFL, Light meter, cleaner, OLTS (Optical Loss Test Set) tester and Microscope |
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What is signal attenuation? |
The reduction of a signal strength during transmission |
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What is the recommended NEC (National Electric Code) code spacing for J-Hooks? |
4 - 5 feet |
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What wavelength can determine a microbend? |
1550 nanometer |
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Describe the events that the OTDR will show |
Connector pairs, spice losses, fiber breaks and cable length |
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What is the difference between an MTP (Multi-fiber Termination Push-on) and MPO (Multi-fiber push on)? |
None |
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Why is the color code important? |
for splicing fiber andfor troubleshooting |
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What does IDC stand for? |
Insulation Displacement Connector |
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What does PPE stand for? |
Personal Protective Equipment |
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What are some examples of PPE? |
Safety Glasses, hard hats, gloves, foot andeye protection |
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What does TGB stand for in telecommunications? |
Telecommunications Grounding Busbar |
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What does UTP stand for? |
Unshielded Twisted Pair |
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What does STP stand for? |
Shielded Twisted pair |
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What does the P in CMP stand for? (Communications Multipurpose Cable, _____) |
Plenum |
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What does the R in CMR stand for? (Communications Multipurpose Cable, _____) |
Riser |
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What does TIA stand for? |
Telecommunications IndustryAssociation |
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Which core size is OM1 cable? (Micron) |
62.5 micron |
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Which core size isOM2,OM3 and OM4 cable? |
50 micron |
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What does SFB stand for? |
Standard Functional Block |
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What does OSHA stand for? |
Occupational Safety and Health Administration |
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What does MMF stand for?
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multimode fiber
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What does AWG stand for?
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American Wire Gauge
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What does BDF stand for?
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Building Distribution Frame
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What does MDF stand for?
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Main Distribution Frame
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What does IDF stand for?
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Intermediate Distristribution Frame
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What is an OS2 cable? |
A single mode fiber optic |
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What is Visual scope?
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The instrument we use to visually check the end of a fiber to see if there is any debris, oil, and scratches to the face
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What size cable do you use for grounding?
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#6 in the closet or as specified
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What is the correct terminology for a field polished fiber connector? |
Figure 8 |
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What type of connector is used to terminate RG6 coaxial cable? |
The F type or The F connector |
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What are the types of crosstalk? |
Far-end , Near-end, Power-sum and Alien |
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Can we use OSP (Outside Plant) indoors? |
Yes, under the circumstances that it's within 50 feet of entrance. |
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Is it ok to tie cable to a sprinkler? |
Never! Always use your ownsupports. |
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What are the most common types of cables? |
CAT 5, CAT5e, CAT6, Fiber, OSP
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What color codes would you use to terminate copper? |
568a and 568b |
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What defects can you see using the microscope?
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Debris on end face, oil, chips, pits andscratches
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If you are required to complete a job that you know will take 12 hours and you only have 8hours to do it, what should you do?
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Since quality of the job is always very important,I will ask my lead for assistance or I will be honest and ask them for more time to complete the job. |
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Would you pull your cable in the same conduit as the electrical? |
Never! Your own isolated pathway must be installed. |
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What type of cable is used for outside plant?
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OSP rated cable.
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What does OSP stand for? |
outside plant |
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What does SFP stand for?
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The small form-factor pluggable
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You come into a situation where a 10 ft ladder is required but the task can be completed with a 6 ft ladder. What should you do?
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Adhere to safety procedures and do not complete the task. Contact the PM or lead for a longer ladder. (Always use the correct tool for the job).
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Should your cable be laying on the ceiling grid?
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The cable should be supported above the grid.
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What is a rack elevation? I'm not looking for the height.
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It's the front or rear view of racks.
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You and your co-worker need to perform a pass through from one suite to another. You don't have a studfinder. What is the right thing to do?
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Say, "A stud finder should be used, I will make sure to get the correct tool for the job." |
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What is a macrobend?
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an actual pinch or bend where the light escapes the cable jacket causing exaggerated attenuation |
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What is a microbend? |
A small-scale bend in the fiber often from pressure or even from the manufacturing |
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Can a microbend be reversed? |
No. It's usually a defect in the glass and can't be reversed |
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What's the difference between a microbend and a macrobend?
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A microbend is small-scale bend in the fiber, often from pressure or even from the manufacturing. A macrobend is an actual pinch or bend where the light escapes the cable jacket, causing exaggerated attenuation |
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Scenario: You have a customer that prohibits cutting in the suite. You have a ladder rack that is 1' too long. It's a quick cut. What would you do? |
A stud finder should be used. Go get the correct tool for the job. |
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What would you use to test copper for attenuation-to-crosstalk ratio, NEXT value, Far-end-cross talk, or return loss and distance? |
A Fluke tester |
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Where would you find the labeling instructions? |
Customer request or PM specs. |
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What spacing is required for the racks? |
It is specific to the customer or refer to the drawings. |
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How do you label a face plate?
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Depends on the product and customer specs.
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Scenario: You look under the floor and see grounding wires have been cut. Even though certain sections are cut, it's still grounded. What should you do?
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Escalate the issue immediately to my PM or Lead Technician.
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What does a port map show? |
Which port goes to which panel and the connectivity for the devices, and A to Z locations. |
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What do MDF (main distribution frame) and IDF (intermediate distribution frame) builds illustrate? |
Dimensions, quantities, product types, RU's |
