20+ Jio Fiber Engineer Interview Questions and Answers

Losses in fiber transmission include attenuation, dispersion, and bending losses.

• Attenuation is the reduction in signal strength as it travels through the fiber.

• Dispersion is the spreading of the signal over time and distance.

• Bending losses occur when the fiber is bent too sharply, causing light to leak out.

• Major fiber optic tools include fusion splicers, OTDRs, and power meters.

• Fusion splicers are used to join two fibers together.

• OTDRs are used to measure the length and qual...read more

I have worked extensively in the telecommunication industry as a Fiber Engineer.

• Designing and implementing fiber optic networks

• Performing site surveys and feasibility studies

• Installing and maintaining fiber optic cables and equipment

• Troubleshooting and resolving network issues

• Collaborating with cross-functional teams

• Ensuring compliance with industry standards and regulations

Jio Fiber is a high-speed broadband service provided by Reliance Jio Infocomm Limited.

• Jio Fiber offers internet speeds up to 1 Gbps.

• It uses fiber optic technology to deliver high-speed internet.

• Jio Fiber also provides services like TV, landline, and smart home solutions.

• It offers various plans and packages to cater to different user requirements.

• Jio Fiber installation involves laying fiber optic cables to the customer's premises.

Optical fibre is a thin, flexible, transparent fibre made of glass or plastic that transmits light signals over long distances.

• Optical fibre is used in telecommunications to transmit data over long distances.

• It works by transmitting light signals through the fibre, which bounce off the walls of the fibre and travel to the other end.

• Optical fibre is faster and more reliable than traditional copper wire.

• It is also used in medical equipment, such as endoscopes, to transmit image...read more

Fiber system works by transmitting data through optical fibers using light signals.

• Data is converted into light signals by a transmitter and sent through the fiber optic cable.

• The light signals travel through the cable and are received by a receiver at the other end.

• The receiver then converts the light signals back into data.

• Fiber optic cables are made of glass or plastic and can transmit data over long distances without loss of signal.

• Fiber system is used in telecommunicatio...read more

Fibre refers to a thin, flexible thread or strand of material, typically made of glass or plastic, used for transmitting light signals.

• Fibre optic cables are used for high-speed internet, cable TV, and telephone services.

• Fibre is also used in textiles, such as cotton, wool, and silk.

• Fibre can be found in foods, such as fruits, vegetables, and whole grains, and is important for digestive health.

• Fibre can also refer to the indigestible portion of plant-based foods, which helps ...read more

LSPM stands for Label Switched Path Management. It is a process of managing and maintaining the Label Switched Paths in a network.

• LSPM is used in MPLS (Multiprotocol Label Switching) networks.

• It involves setting up, monitoring, and optimizing Label Switched Paths.

• LSPM helps in ensuring efficient and reliable data transmission in the network.

• Examples of LSPM tools include Cisco MPLS Traffic Engineering (MPLS TE) and Juniper Networks Traffic Engineering (JUNOS TE).

The range of fiber power depends on the type of fiber and the application it is being used for.

• Single-mode fibers typically have a power range of 0.5-1.5 W

• Multimode fibers can handle higher power levels, up to 10 W

• The power range also depends on the wavelength of the light being transmitted

• Fiber power can be limited by factors such as attenuation, dispersion, and nonlinear effects

OLT stands for Optical Line Terminal, it is a device that serves as the endpoint of a passive optical network.

• OLT is a device used in fiber optic communication networks to connect the optical fibers to the wider network.

• It aggregates the data traffic from multiple ONUs (Optical Network Units) and PONs (Passive Optical Networks).

• OLT can support hundreds to thousands of connections depending on its capacity and configuration.

• Examples of OLT manufacturers include Huawei, ZTE, an...read more

OTDR stands for Optical Time Domain Reflectometer. It is a device used to test and troubleshoot fiber optic networks.

• OTDR sends a pulse of light into the fiber and measures the time and strength of the reflected signal.

• It can detect faults, breaks, and losses in the fiber optic cable.

• OTDR can also provide information about the length and quality of the fiber optic cable.

• It is an essential tool for fiber optic engineers and technicians.

• Examples of OTDR manufacturers include Fl...read more

OFC stands for Optical Fiber Cable, which is a type of cable made of glass or plastic fibers that transmit data using light.

• OFC is used for high-speed data transmission over long distances.

• It is commonly used in telecommunications, internet, and cable TV networks.

• OFC is more reliable and has higher bandwidth than traditional copper cables.

• Examples of OFC include single-mode fiber, multimode fiber, and plastic optical fiber.

• OFC is also used in medical equipment such as endosco...read more

Bandwidth is the maximum amount of data that can be transmitted over a network or communication channel in a given time.

• Bandwidth is measured in bits per second (bps)

• Higher bandwidth means faster data transfer

• Bandwidth can be limited by factors such as network congestion or physical limitations of the communication channel

• Examples of high bandwidth technologies include fiber optic cables and 5G networks

To cut an optical fiber, use a fiber cleaver to make a clean and precise cut.

• Use a fiber cleaver designed for cutting optical fibers.

• Place the fiber in the cleaver and adjust it to the desired cutting length.

• Apply pressure to the cleaver to make a clean and precise cut.

• Inspect the cut end of the fiber to ensure it is smooth and free of debris.

• Avoid touching the cut end of the fiber to prevent contamination.

FTTH stands for Fiber to the Home, a technology that delivers high-speed internet through fiber optic cables directly to residential homes.

• FTTH provides faster and more reliable internet connections compared to traditional copper wire networks.

• It allows for higher bandwidth capacity, enabling users to stream HD videos, play online games, and video conference without interruptions.

• FTTH requires the installation of fiber optic cables from the service provider's central office t...read more

HTB stands for Home Telecom Box, which is a device used in fiber engineering to connect fiber optic cables to homes.

• HTB stands for Home Telecom Box

• It is a device used in fiber engineering to connect fiber optic cables to homes

• HTBs are typically installed on the exterior of a home or building

OLT stands for Optical Line Terminal, S1&S2 are service ports on the OLT, GPON is Gigabit Passive Optical Network.

• OLT is a device in a GPON network that terminates the fiber optic line and aggregates customer connections.

• S1&S2 are the service ports on the OLT where the fiber optic cables from customers are connected.

• GPON is a type of passive optical network that uses fiber optic cables to deliver high-speed internet access.

The installation process of Air Fiber involves mounting the devices, aligning them properly, and configuring the settings.

• Mount the Air Fiber devices on a stable surface or pole

• Ensure line of sight between the devices for optimal signal strength

• Use the alignment tool to adjust the direction of the devices

• Configure the settings such as frequency, channel width, and encryption

• Test the connection to ensure proper functionality

The location is typically specified in the job posting or can be clarified with the interviewer.

• Location can be specified in the job posting or discussed with the interviewer

• It is important to be clear on the location of the job before accepting an offer

• Examples of locations could be city, state, country, or remote work arrangement

Fiber is a thin, flexible thread made of glass or plastic that is used to transmit data over long distances.

• Fiber optic cables use light to transmit data instead of electrical signals.

• Fiber is faster and more reliable than traditional copper cables.

• Fiber is used in telecommunications, internet, and cable TV networks.

• Fiber is also used in medical equipment, such as endoscopes and laser surgery tools.