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Exam · US FTTH installer
Pass mark 75%. Sign in with your staff account to record the result.
1. Which device terminates the fiber at the customer and gives Ethernet?
The OLT
The ONT
The FDH
2. What must be checked before activating an ONT?
The paint colour
Optical power at the ONT is in range
The Wi-Fi password
3. What happens if the wrong ONT serial is registered?
The OLT never authenticates it — no service
Nothing
It works faster
4. Where does an aerial drop start?
At the FDT on the pole
At the OLT
At the customer’s router
5. What is the last test before handing over?
A paint check
An internet and speed test
A ladder check
6. LOS is red on the ONT. What does it mean?
The bill is unpaid
The Wi-Fi is off
No light is reaching the ONT
7. Which tool tells you the distance to a fiber break?
The OTDR
The power meter
The crimper
8. Many ONTs on the same PON went down together. The fault is probably…
The customers’ phones
In shared infrastructure (feeder, splitter, OLT)
In each house
9. A slow-speed ticket is closed when…
A speed test reaches at least 80% of the plan
The customer stops calling
The router is rebooted
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