10+ Interview Questions and Answers

Different types of fiber splices include fusion splices, mechanical splices, and adhesive splices, each serving a unique function in fiber routes.

• Fusion splices involve melting the ends of two fibers together using an electric arc, creating a seamless connection.

• Mechanical splices use alignment fixtures to join fibers together without melting, suitable for temporary connections or repairs.

• Adhesive splices use a special adhesive to bond fiber ends together, providing a reliabl...read more

Status monitor provides real-time information on the operational status of equipment, while power block is a physical unit that controls power distribution in a network.

• Status monitor displays real-time data on equipment performance and status

• Power block is a physical unit responsible for controlling power distribution in a network

• Status monitor helps in identifying issues or faults in the system

• Power block ensures proper distribution of power to different components

• Examples:...read more

In case of power supply failure at a node, alternative power sources such as backup batteries or generators can be used.

• Use backup batteries to provide temporary power until the main power supply is restored

• Utilize generators as a secondary power source to keep the node operational

• Implement uninterruptible power supply (UPS) systems for continuous power supply during outages

AutoCAD is a computer-aided design software used for creating 2D and 3D drawings and models.

• AutoCAD is used for drafting and designing architectural, engineering, and construction projects.

• It allows users to create precise drawings with tools like lines, circles, and arcs.

• Users can also add dimensions, annotations, and text to their drawings.

• AutoCAD supports 3D modeling, allowing users to create realistic 3D models of their designs.

• It offers features like layers, blocks, and ...read more

Circuit manager is a tool used to create and manage circuits in fiber routes.

• Circuit manager is a software application used in telecommunications to design, provision, and manage circuits on fiber routes.

• To create a circuit manager in fiber route, you need to first identify the specific requirements of the circuit, such as bandwidth, endpoints, and routing preferences.

• Once the requirements are identified, you can use the circuit manager tool to input this information and gene...read more

Different sizes of strand in CATV route can be identified by their diameter and construction materials.

• Common sizes of strand in CATV route include 1/4 inch, 3/8 inch, and 1/2 inch

• Strand sizes can also be identified by the number of individual wires twisted together, such as 7-wire, 19-wire, or 37-wire strand

• Strand materials can vary, with common options being galvanized steel, aluminum, or copper

• To identify the size of a strand, you can measure its diameter using a caliper o...read more

Actives are components that require power to function, while LE's are passive components that do not require power in coax route.

• Actives require power to function, such as amplifiers or repeaters

• LE's do not require power and include components like connectors or cables

• Actives boost or amplify signals, while LE's simply transmit signals without altering them

Muxes are devices used in optical networking to combine multiple signals into one, CWDM and DWDM are architectures for multiplexing signals over fiber optics.

• Muxes are used to combine multiple signals onto a single transmission line.

• CWDM (Coarse Wavelength Division Multiplexing) uses wider spacing between wavelengths for lower capacity applications.

• DWDM (Dense Wavelength Division Multiplexing) uses tighter spacing between wavelengths for higher capacity applications.

• CWDM typi...read more

Splitters are devices used in HFC networks to divide the signal into multiple paths, allowing for distribution to multiple subscribers.

• There are two main types of splitters used in HFC networks: directional couplers and power dividers.

• Directional couplers are used to split the signal into two paths, with one path having a higher signal level than the other.

• Power dividers are used to split the signal into multiple paths with equal signal levels, typically used in larger distri...read more

A fiber node is a device used in HFC networks to convert optical signals to electrical signals for distribution to homes and businesses.

• Fiber node is a key component in a Hybrid Fiber Coaxial (HFC) network

• It converts optical signals from the headend to electrical signals for distribution

• Fiber nodes are typically located in neighborhoods to serve multiple homes and businesses

• They help improve signal quality and reduce signal loss in the network

Equipment in an HFC network includes nodes, amplifiers, taps, splitters, and coaxial cables.

• Nodes: devices that convert optical signals to electrical signals

• Amplifiers: boost signal strength to overcome losses in the network

• Taps: devices that allow for signal extraction without disrupting the main signal flow

• Splitters: divide the signal into multiple paths

• Coaxial cables: used to transmit signals throughout the network

FTTH (Fiber to the Home) network delivers high-speed internet directly to residences using fiber optic cables.

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

• It offers symmetrical upload and download speeds, making it ideal for activities like video streaming, online gaming, and video conferencing.

• FTTH network requires installation of fiber optic cables directly to individual homes, which can be costly but offers...read more

Different cable sizes in fiber and HFC routes vary based on the type of network and bandwidth requirements.

• Fiber optic cables typically come in sizes of 9/125, 50/125, and 62.5/125 microns, with higher numbers indicating larger core sizes.

• HFC (Hybrid Fiber-Coaxial) networks use coaxial cables for the last mile connection, with common sizes being RG-6 and RG-11.

• Fiber cables are used for long-distance, high-bandwidth connections, while HFC cables are used for shorter distances ...read more

Yes, I have a separate room to work during covid and a reliable internet connection.

• I have set up a home office in a spare room to ensure a quiet and productive work environment.

• I have a dedicated internet connection with high-speed internet to ensure seamless communication with team members and clients.

• I have also installed necessary software and tools to work efficiently from home.

Fiber architecture refers to the arrangement and organization of fibers within a material or structure.

• Fiber architecture plays a crucial role in determining the mechanical properties of materials.

• It influences factors such as strength, stiffness, and durability.

• Examples include the alignment of fibers in composite materials like carbon fiber reinforced polymers.

• Different fiber architectures can result in varying performance characteristics.