20+ Interview Questions and Answers

PV technology refers to the use of photovoltaic cells to convert sunlight into electricity.

• PV technology is a renewable energy source that is becoming increasingly popular.

• It involves the use of solar panels to capture sunlight and convert it into electricity.

• The technology is used in a variety of applications, from powering homes and businesses to providing electricity for remote areas.

• PV systems can be installed on rooftops, in fields, or even on water surfaces.

• The efficien...read more

Cement is composed of limestone, clay, silica, iron ore, and gypsum. Reinforcement materials include steel and fiberglass.

• Cement composition: limestone, clay, silica, iron ore, gypsum

• Reinforcement materials: steel, fiberglass

The question is likely asking about the use of Building Information Modeling (BIM) and software development in civil engineering projects.

• BIM (Building Information Modeling) is a process that involves creating and managing digital representations of physical and functional characteristics of places.

• BIM software like Autodesk Revit, Bentley MicroStation, and Tekla Structures are commonly used in civil engineering for design, analysis, and collaboration.

• Development in civil eng...read more

Supply to inverter can be given through a power source such as a battery or solar panel.

• Connect the inverter to a power source such as a battery or solar panel

• Ensure the power source has the appropriate voltage and current rating for the inverter

• Use appropriate cables and connectors to establish the connection

• Regularly monitor the power source to ensure continuous supply to the inverter

I encountered a technical problem related to database optimization that required expert consultation.

• Struggled with optimizing database queries for improved performance

• Sought assistance from database administrators or experts

• Implemented recommendations to enhance database efficiency

TPS stands for Transactions Per Second, a metric used to measure the number of transactions processed in a system within a second.

• TPS is a key performance indicator for systems handling high volumes of transactions.

• It is commonly used in the context of payment processing systems, online banking, and stock trading platforms.

• Higher TPS indicates better system performance and scalability.

• For example, a payment gateway may have a TPS of 1000, meaning it can process 1000 transacti...read more

5S is a methodology used for organizing a workplace for efficiency and effectiveness by identifying and storing items used, maintaining the area and items, and sustaining the new order.

• Sort: Separate needed tools, parts, and instructions from unneeded items.

• Set in order: Arrange items so they are easy to use and label them to eliminate searching.

• Shine: Clean the work area and equipment regularly.

• Standardize: Establish schedules and methods for maintaining and monitoring the f...read more

JSA stands for Job Safety Analysis and HIRA stands for Hazard Identification and Risk Assessment.

• JSA is a process of identifying potential hazards in a job task and determining the best way to perform the task safely.

• HIRA involves identifying hazards, assessing the risks associated with those hazards, and implementing control measures to mitigate the risks.

• Both JSA and HIRA are important tools in ensuring workplace safety and preventing accidents.

• Example: Conducting a JSA bef...read more

PV solar refers to photovoltaic solar technology, which converts sunlight into electricity using solar panels.

• PV solar technology uses solar panels made of photovoltaic cells to convert sunlight into electricity.

• The rejection rate of cells by a company can vary depending on the quality control measures in place.

• Topcon Technology is a solar cell manufacturing technique that involves creating a thin layer of semiconductor material on the surface of a solar cell.

• P-N junctions in...read more

An induction motor is a type of AC motor where power is supplied to the rotor by electromagnetic induction.

• Induction motors are commonly used in various applications such as pumps, fans, compressors, and conveyor systems.

• They do not require any physical connection between the rotor and the stator.

• The speed of an induction motor is determined by the frequency of the AC power supply and the number of poles in the motor.

• They are efficient, reliable, and have low maintenance requ...read more

A transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.

• Consists of two or more coils of insulated wire wound around a core

• Primary coil receives electrical energy and induces a magnetic field in the core

• Secondary coil receives energy from the magnetic field and transfers it to the load

• Used to step up or step down voltage levels in electrical systems

• Examples include power transformers in electrical substations

Seeking better work-life balance and quality of life in a smaller city.

• Desire for a slower pace of life

• Lower cost of living

• Closer to family and friends

• Less traffic and pollution

• Opportunity for a more relaxed lifestyle

Process about new development involves planning, designing, testing, and implementing innovative ideas or products.

• Researching market trends and customer needs

• Creating a detailed project plan

• Collaborating with cross-functional teams

• Testing prototypes and gathering feedback

• Iterating on designs based on feedback

• Launching the new product or service

A relay is an electrically operated switch that uses an electromagnet to mechanically control the switching of a circuit.

• Relays are commonly used in control circuits to switch high power loads with a low power signal.

• They consist of a coil, armature, and contacts.

• When the coil is energized, the armature is attracted to the coil, closing the contacts and completing the circuit.

• Relays can be used for various applications such as motor control, lighting control, and automation.

• E...read more

5S is a workplace organization method focusing on efficiency and safety. 8D analysis is a problem-solving method used to identify, correct, and prevent recurring problems.

• 5S stands for Sort, Set in order, Shine, Standardize, Sustain. It helps in organizing the workplace for efficiency and safety.

• 8D analysis is an eight-step problem-solving method used to identify, correct, and prevent recurring problems in processes or products.

• Examples of 5S implementation include organizing...read more

Automation is the use of technology to control and monitor processes, reducing human intervention.

• Automation involves the use of machines, sensors, and software to perform tasks without human intervention.

• It improves efficiency, accuracy, and consistency in industrial processes.

• Examples include automated assembly lines in manufacturing plants and automated systems in power plants.

• Automation can also be applied in home automation systems for convenience and energy efficiency.

Renewable energies are sources of energy that are replenished naturally and can be used repeatedly without running out.

• Renewable energies come from sources such as sunlight, wind, rain, tides, waves, and geothermal heat.

• They are sustainable and environmentally friendly alternatives to fossil fuels.

• Examples include solar power, wind power, hydropower, and biomass.

• Renewable energies help reduce greenhouse gas emissions and combat climate change.

MSA stands for Measurement System Analysis and Control Plan is a documented procedure to ensure quality control.

• MSA is a method used to assess the measurement system variation to ensure data accuracy and reliability.

• Control Plan is a detailed document outlining the steps to maintain quality control in production processes.

• MSA includes tools like Gage R&R, Bias, Linearity, Stability, and Attribute Agreement Analysis.

• Control Plan includes process steps, key points, inspection m...read more

Notice period is the duration an employee has to serve after resigning from their job.

• It is a period of time between the resignation date and the last working day of the employee.

• It is usually mentioned in the employment contract.

• The notice period can vary from company to company and can range from a few weeks to several months.

• During the notice period, the employee is expected to complete any pending work and handover their responsibilities to their successor.

• The notice peri...read more

7 QC Tools are a set of tools used for quality control and problem-solving in manufacturing and business processes.

• Check Sheet: Used to collect and analyze data in an organized manner.

• Histogram: Represents data distribution visually to identify patterns and trends.

• Pareto Chart: Helps prioritize issues by showing the most significant factors affecting quality.

• Cause and Effect Diagram (Fishbone Diagram): Identifies root causes of a problem by categorizing potential causes.

• Scatt...read more

Strong points are the positive attributes or skills that an individual possesses.

• Strong points can be both hard skills and soft skills.

• Examples of hard skills include proficiency in a particular software or programming language.

• Examples of soft skills include communication, leadership, and problem-solving abilities.

• Strong points can be developed through education, training, and experience.

• Identifying and utilizing one's strong points can lead to personal and professional succ...read more