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WorksheetsZain Ul Abiddin
Total questions: 24
Worksheet time: 17mins
What does GPON Stand for in telecommunication technology
Gigabit Passive Optical Networking
Global Point of Network
General Packet Over Network
Grouped Passive Optical Node
What is the typical downstream data rate for GPON technology?
100 Mbps
2.48Gbps
2.84Gbps
8.24Gbps
Which of the following is a primary advantage of GPON over traditional copper-based networks?
Higher latency
Low Latency &High Bandwidth
Longer reaches.
Electrical interference
What is the purpose of the Optical line terminal (OLT) in a GPON network
Connects customer premises equipment
Terminates the optical signal and interfaces with the service provider's network
Manages data traffic within the customer's premises
Provides wireless connectivity
In GPON technology, what does the term “ONU” stand for
Optical Network Unit
Optical Network Utility
Optical Network Uplink
Optical Node Unit
What is the maximum distance that can be covered by a single-mode fiber in the GPON network?
10 kilometers
20 kilometers
40 kilometers
100 kilometers
What is the primary function of the Optical Distribution Network (ODN) in GPON?
Distributing electrical power.
Managing network security.
Distributing optical signals to multiple users.
Controlling network latency.
What is the wavelength range used for upstream transmission in GPON technology?
1310 nm
1490 nm
1550 nm
1625 nm
What is the key benefit of the time-division multiple access (TDMA) protocol in GPON networks?
Simultaneous upstream data transmission from multiple ONUs
Increased downstream bandwidth.
Reduced latency in data transmission
Improved optical signal quality.
what is the purpose of “SFP”?
Power to Volt
Optical to Light
Electrical to optical
optical to electrical
How many tubes in 144, 96, 48, and 24 fiber cable?
12, 8, 4 and 2
4, 6, 8 and 12
12, 6, 4 and 8
8, 6, 4 and 12
How many Subscribers Port are there in OLT?
256 port
262 port
300 port
120 port
which layer of the OSI model is primarily associated with GPON technology?
physical layer
Data link layer
Network layer
Transport layer
in GPON technology, what is the purpose of the Wavelength division multiplexing (WDM) technology?
To increase downstream bandwidth.
To enhance network security.
To enable simultaneous upstream and downstream transmission.
To optimize network latency.
What is the significance of the “split ratio” in a GPON network design?
It determines the maximum reach of the optical signal
It specifies the ratio of ONUs to OLTs in the network
It defines the wavelength for upstream transmission
It influences the dispersion characteristics of the optical fibers
What is the role of the Dynamic Bandwidth Allocation (DBA) mechanism in the GPON network?
It ensures a fixed allocation of bandwidth for each ONU.
It dynamically adjusts the allocation of bandwidth based on traffic demand
It controls the optical power levels in the network.
It manages the distribution of electrical power to ONUs.
Which encryption method is commonly used to secure user data in a GPON network?
WEP (Wired Equivalent Privacy)
AES (Advanced Encryption Standard)
TKIP (Temporal Key Integrity Protocol)
SSL/TLS (Secure Sockets Layer/Transport Layer Security)
What is the significance of the "Triple Play" concept in GPON networks?
Simultaneous transmission of three wavelengths
Support for voice, data, and video services over a single network
Triple redundancy for network reliability
Three-layer security model
What is the primary function of the serial Number (SN) in GPON ONU registration?
Identifying the OLT in the network.
Differentiating between ONUs.
Authenticating user devices
Assigning IP addresses dynamically.
A service provider is planning to deploy a GPON network to provide high-speed internet access to a residential community. The optical link budget analysis reveals that the calculated link loss is 20 dB, and the receiver sensitivity is -28 dBm. The optical power launched into the fiber is measured at 3 dBm.
Hint: Link loss is the difference of Tx power
calculate the optical power at the receiver and determine if the link is within the acceptable range based on the receiver sensitivity.
-18dBm
-20 dBm
- 17 dBm
-19 dBm
A telecommunication company is designing a GPON network to cover a suburban area. The optical link involves a fiber optic cable with a loss of 0.35 dB/km, a 1:32 splitter with a loss of 15 dB, two connectors with a total loss of 1.5 dB, and a splice with a loss of 0.5 dB. The transmitter power is 4 dBm. Calculate the link budget and determine the optical power at the receiver.
Hint: Distance is 10KM
What is the overall link budget for the GPON network, considering fiber loss, splitter, connectors, and splicing?
a. -16.75 dBm
-17 dBm
-16.5 dBm
-20 dBm
You have a FAT (2:16) with a total loss of -14 dBm. The FAT is connected to the FDH splitter (2:4) with a loss of -7 dBm, and there are three joints in the feeder cable. Given these parameters, calculate the required length of the feeder cable to achieve a power of -20.25 dBm at the FAT, and the power from the Optical Line Terminal (OLT) side is +4 dBm. assuming each joint introduces a loss of -0.5 dB?
5km
10km
15km
7km
As a network engineer, you are tasked with providing a Fiber Access Terminal (FAT) to a business operation. The network infrastructure consists of a 12-fiber cable with 6 FATs already in use. The business operation requires a FAT for its connectivity needs.
What is the major step you need to take to allocate a Fiber Access Terminal (FAT) for the business operation?
Q.1 Difference between Pigtail and Patch Cord
Q.2 What is the maximum power of SFP C+
