Kothapeta Communication Network Optical Fiber Technician Interview Questions and Answers

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'

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 i...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

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

OTDR is used to test and troubleshoot fiber optic cables.

• Connect OTDR to fiber optic cable and set parameters

• Launch test and analyze results to locate faults or losses

• Use OTDR to measure distance to faults or splices

• Interpret OTDR trace to determine fiber characteristics

• OTDR can also be used for fiber optic network mapping

PLB stands for Polyethylene Lined Steel Pipe.

• PLB is a type of pipe used for underground fiber optic cables.

• It consists of a steel pipe with a polyethylene lining.

• The polyethylene lining protects the cable from moisture and other environmental factors.

• PLB is commonly used in urban areas where space is limited and underground installation is necessary.

• PLB is also known as HDPE (High-Density Polyethylene) pipe.

Measurement equipment used in fiber engineering include OTDR, power meter, light source, and visual fault locator.

• OTDR (Optical Time Domain Reflectometer) measures the time and intensity of light reflected back from fiber optic cables.

• Power meter measures the power of light transmitted through the fiber optic cable.

• Light source generates light that is transmitted through the fiber optic cable to measure its attenuation...read more

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...read more

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 ac

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 Jun

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...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 f...read more