40+ Alexa Global Soft Tech Interview Questions and Answers

The difference between 40w and 100w bulb is the amount of power they consume. Wattage is used to measure it.

• Wattage is the amount of power consumed by a bulb.

• Higher wattage bulbs consume more power and produce more light.

• Lower wattage bulbs consume less power and produce less light.

• Wattage is measured in watts (W).

Charging of an electrode in e.s.p control is the process of applying an electric charge to the electrode to attract and collect particulate matter in a thermal power plant.

• Charging of an electrode is a crucial step in the operation of an electrostatic precipitator (e.s.p) in a thermal power plant.

• The electrode is charged with a high voltage DC power supply, typically ranging from 40,000 to 70,000 volts.

• The charged electrode creates an electric field that attracts and collects...read more

CFLs are more energy-efficient than bulbs but have a lower rating due to their initial cost and mercury content.

• CFLs use 75% less energy than bulbs and last up to 10 times longer.

• CFLs are more expensive to purchase initially but save money in the long run.

• CFLs contain small amounts of mercury, which can be harmful if not disposed of properly.

• Bulbs are cheaper and easier to dispose of but use more energy and have a shorter lifespan.

• CFLs are a better choice for the environment ...read more

Developing manufacturing processes for building and assembling electrical components involves careful planning and coordination.

• Identify the specific electrical components to be manufactured and assembled.

• Research and analyze existing manufacturing processes for similar components.

• Design and develop new manufacturing processes that meet quality standards and efficiency goals.

• Collaborate with engineers, designers, and production teams to ensure smooth implementation of process...read more

Trains use both DC and AC voltage depending on the type of train and its power source.

• DC voltage is commonly used for electric trains powered by overhead lines or third rails

• AC voltage is used for trains powered by on-board diesel generators or locomotives

• The voltage used can vary depending on the country and the specific train system

• In the US, DC voltage for trains is typically around 600-750 volts, while AC voltage can range from 11,000 to 25,000 volts

Solar cells convert sunlight into electricity. Energy can be stored in batteries. Cost varies depending on technology and scale.

• Solar cells use photovoltaic technology to convert sunlight into electricity

• The electricity can be stored in batteries for later use

• The cost of solar cells varies depending on the technology and scale of the installation

• Solar energy is becoming increasingly cost-competitive with traditional sources of electricity

• Solar energy is a renewable and clean ...read more

The lux in the room varies depending on the light source.

• The lux level in the room can be measured using a lux meter.

• Halogens emit around 200-300 lux, while sunlight can emit up to 100,000 lux.

• The lux level in a dark room is close to 0.

• The recommended lux level for different activities varies, for example, reading requires around 300-500 lux.

A preventive maintenance check sheet for a hydraulic power pack includes inspecting fluid levels, checking for leaks, testing pressure levels, and examining filters.

• Inspect fluid levels and top up if necessary

• Check for leaks in hoses and connections

• Test pressure levels to ensure they are within specified range

• Examine filters and replace if dirty or clogged

Purchases produce demand and supply in the market, driving economic activity.

• Purchases create demand for products and services.

• Purchases drive the supply chain and production processes.

• Purchases contribute to economic growth and employment.

• Purchases can be made by individuals, businesses, or governments.

• Examples: buying groceries, purchasing a car, government procurement.

A PM check sheet for a compressor is a document outlining scheduled maintenance tasks to prevent breakdowns and ensure optimal performance.

• Includes tasks such as checking oil levels, inspecting filters, testing safety features

• Helps identify potential issues before they become major problems

• Ensures compressor operates efficiently and extends its lifespan

Breathing inside a transformer refers to the movement of air caused by temperature changes and the expansion and contraction of the transformer's internal components.

• Breathing is a natural phenomenon that occurs in transformers due to thermal cycling.

• As the transformer heats up during operation, the internal components expand, causing the air inside to be expelled.

• When the transformer cools down, the internal components contract, creating a vacuum that draws in fresh air.

• This...read more

I have executed various ATL and BTL projects including product launches, brand activations, and trade promotions.

• Successfully launched a new product through a TV commercial and print ads

• Organized a brand activation event in a mall to increase brand awareness

• Implemented a trade promotion program for retailers to boost sales

• Collaborated with influencers to promote the brand on social media

• Created point-of-sale materials for retail stores to increase visibility

• Developed a loyalt...read more

I have experience in the lighting field and possess product knowledge and understanding of electrical parameters.

• I have worked in the lighting industry for 5 years

• I am familiar with various types of lighting fixtures and their applications

• I have knowledge of electrical parameters such as voltage, current, and resistance

• I have experience in conducting quality inspections on lighting products

• I am familiar with industry standards and regulations related to lighting products

CFM stands for Cubic Feet per Minute and is a measurement of the volume of air that a compressor can deliver.

• CFM is a common measurement used to rate the airflow of compressors.

• It indicates how much air the compressor can deliver in one minute.

• CFM is important in determining the efficiency and capacity of a compressor.

• For example, a compressor with a CFM rating of 10 can deliver 10 cubic feet of air per minute.

A.C.P stands for Aluminum Composite Panel and LTMSB panels are Low Tension Main Switch Boards used in electrical systems.

• A.C.P is a lightweight material used for cladding, facades, and signage.

• It consists of two thin aluminum sheets bonded to a non-aluminum core.

• LTMSB panels are used to distribute power to various electrical loads in a building.

• They are designed to handle low voltage and current levels.

• LTMSB panels typically include circuit breakers, fuses, and other protecti...read more

I will grow your sales by implementing targeted marketing strategies, expanding the customer base, and providing excellent customer service.

• Implement targeted marketing strategies to reach potential customers

• Expand the customer base by identifying new leads and nurturing existing relationships

• Provide excellent customer service to retain current customers and encourage repeat business

There are several types of starters used in engineering, such as direct-on-line starters, star-delta starters, and auto-transformer starters.

• Direct-on-line starters are the simplest type and provide full voltage to the motor at startup.

• Star-delta starters reduce the voltage during startup to minimize the current surge.

• Auto-transformer starters use an autotransformer to reduce the voltage during startup.

• Other types include soft starters, which gradually increase the voltage to...read more

I will immediately communicate with the supplier to expedite the delivery or find alternative sources.

• Contact the supplier to inquire about the delay and request expedited shipping.

• Look for alternative suppliers who may have the material in stock.

• Prioritize production schedule to accommodate the delay.

• Consider using substitute materials if possible.

• Implement inventory management strategies to prevent future shortages.

Gearboxes are mechanical devices used to transmit power from one component to another by changing the speed, torque, and direction of rotation.

• Gearboxes contain gears that mesh together to transmit power

• They are used in various applications such as automobiles, industrial machinery, and wind turbines

• Gearboxes can change the speed, torque, and direction of rotation

• Common types of gearboxes include spur, helical, bevel, and planetary gearboxes

I have a good understanding of tax laws and regulations.

• I have completed courses in taxation and keep up-to-date with changes in tax laws.

• I am familiar with different types of taxes such as income tax, sales tax, and property tax.

• I have experience preparing and filing tax returns for individuals and businesses.

• I am knowledgeable about tax deductions and credits that can benefit taxpayers.

• I am able to provide guidance to clients on tax planning and strategies to minimize tax l...read more

The full form of S.C.R is Silicon Controlled Rectifier.

• S.C.R stands for Silicon Controlled Rectifier.

• It is a type of semiconductor device used for controlling electric current.

• It is widely used in power control applications such as motor speed control, lighting control, and power supplies.

• S.C.R acts as a switch that can be triggered to conduct or block current flow.

• It has three terminals - anode, cathode, and gate.

• When a small current is applied to the gate terminal, it trigg...read more

To expand institutional business, I would focus on building strong relationships with key decision makers and offering tailored solutions.

• Identify key decision makers and build relationships with them

• Offer tailored solutions to meet the specific needs of each institution

• Stay up-to-date on industry trends and regulations

• Collaborate with cross-functional teams to ensure seamless execution

• Leverage data and analytics to measure success and identify areas for improvement

Kirchhoff's law is a fundamental principle in electrical circuit analysis that relates to the conservation of charge and energy.

• Kirchhoff's law includes two principles: Kirchhoff's current law (KCL) and Kirchhoff's voltage law (KVL).

• KCL states that the sum of currents entering a node is equal to the sum of currents leaving the node.

• KVL states that the sum of voltages around any closed loop in a circuit is equal to zero.

• These laws are used to analyze complex electrical circuit...read more

Laptop adapters and cell chargers have different voltage ratings.

• Laptop adapters usually have a voltage rating of 19V or 20V.

• Cell phone chargers typically have a voltage rating of 5V.

• It's important to use the correct voltage adapter for your device to avoid damage.

• Some adapters have adjustable voltage settings to accommodate different devices.

I would sell you a high-quality smartphone with advanced features.

• Highlight the smartphone's advanced features such as a high-resolution camera, fast processor, and long battery life.

• Emphasize the convenience and efficiency it brings to daily tasks like communication, entertainment, and productivity.

• Mention positive customer reviews and satisfaction with the product.

• Offer a competitive price or special promotion to entice the buyer.

• Provide a warranty or after-sales support to...read more

A screw rod is a type of fastener that has a helical ridge, or thread, wrapped around a cylindrical shaft.

• Screw rods are commonly used in construction, machinery, and furniture assembly.

• They are often made of metal, such as steel or brass.

• Screw rods come in various sizes and thread types, including coarse and fine threads.

• They are used to fasten objects together by turning the rod into a threaded hole or nut.

• Screw rods can be used with nuts, washers, and other fastening compo...read more

A circuit breaker is an automatic electrical switch that protects an electrical circuit from damage caused by overload or short circuit.

• It automatically interrupts the flow of electricity when it detects a fault in the circuit.

• It can be reset manually or automatically after the fault is cleared.

• It is commonly used in homes, buildings, and industrial settings to protect electrical equipment and prevent fires.

• Examples include miniature circuit breakers (MCBs), molded case circu...read more

I create and maintain engineering documentation such as equipment manuals, schematics, and maintenance logs.

• Creating equipment manuals for new machinery

• Updating schematics to reflect changes in equipment

• Maintaining maintenance logs to track repairs and preventative maintenance

• Documenting troubleshooting procedures for common issues

• Ensuring all documentation meets regulatory standards

We handle over 500 retailers and also work with IRDS.

• We have a network of over 500 retailers that we work with.

• In addition to retailers, we also work with IRDS.

• Our extensive network allows us to provide a wide range of products and services.

• Examples of retailers we work with include Walmart, Target, and Amazon.

• IRDS stands for International Retail Data Services.

I remain calm and professional, listen to their concerns, and try to find a solution to their problem.

• Stay calm and professional

• Listen to their concerns

• Empathize with their situation

• Try to find a solution to their problem

• If necessary, involve a supervisor or manager

• Do not engage in argumentative or threatening behavior

KPIs in customer service executive are key performance indicators used to measure the success of customer service operations.

• KPIs help track important metrics such as customer satisfaction, response time, resolution rate, and first contact resolution.

• Examples of KPIs include Net Promoter Score (NPS), Customer Satisfaction Score (CSAT), Average Handle Time (AHT), and Customer Retention Rate.

• KPIs are used to set goals, monitor progress, and make data-driven decisions to improve...read more

Managing the role and responsibilities involves effective delegation, prioritization, communication, and time management.

• Delegate tasks based on team members' strengths and workload

• Prioritize tasks based on urgency and importance

• Communicate clearly with team members, stakeholders, and superiors

• Manage time efficiently to meet deadlines and achieve goals

A lathe machine is a tool used for shaping and cutting materials by rotating them along an axis.

• Consists of a bed, headstock, tailstock, and carriage

• The workpiece is held in a chuck or collet and rotated against a cutting tool

• Can perform various operations like turning, facing, drilling, and threading

• Examples: CNC lathe, metal lathe, wood lathe

Electrical components are devices that convert electrical energy into other forms of energy.

• Resistor

• Capacitor

• Inductor

• Diode

• Transistor

• Integrated circuit

• Relay

• Transformer

• Fuse

• Switch

By actively listening, empathizing, offering solutions, and following up.

• Listen to the customer's concerns without interrupting

• Empathize with the customer's frustration and show understanding

• Offer solutions or alternatives to address the customer's issue

• Follow up with the customer to ensure their satisfaction and resolve any remaining concerns

There are several types of binary trees, including full, complete, balanced, degenerate, and skewed.

• Full binary tree: every node has either 0 or 2 children

• Complete binary tree: all levels except possibly the last are completely filled, and all nodes are as far left as possible

• Balanced binary tree: the difference in height between the left and right subtrees of every node is at most 1

• Degenerate (or pathological) binary tree: every internal node has only one child

• Skewed binary ...read more

I have 10 years of total sales experience, with 3 years specifically in the solar industry.

• 10 years of sales experience in various industries

• 3 years of experience specifically in the solar industry

• Successfully increased solar product sales by 20% in previous role

Handling specific situations requires clear communication, problem-solving skills, and remaining calm under pressure.

• Listen actively to understand the situation

• Assess the problem and identify possible solutions

• Communicate effectively with all parties involved

• Remain calm and composed, even in high-pressure situations

• Seek help or guidance from superiors if needed

No, I am open to relocation.

• I am willing to relocate for the right opportunity

• I have relocated for previous jobs and am comfortable with the process

• I am excited about the possibility of exploring a new city or region

To become a regional sales director within the next 5 years.

• Continuously improve sales skills and knowledge of the industry

• Develop leadership and management skills

• Build strong relationships with clients and colleagues

• Meet or exceed sales targets consistently

• Seek out opportunities for professional development and growth

Incremental data loading is the process of adding new data to an existing dataset without reloading all the data.

• It involves identifying new data since the last update

• Only the new data is added to the existing dataset

• Helps in reducing processing time and resource usage

• Commonly used in data warehousing and ETL processes

A basic hydraulic circuit consists of a pump, reservoir, control valves, actuators, and return line.

• Start with a pump to generate hydraulic pressure

• Connect the pump to a reservoir to store hydraulic fluid

• Include control valves to regulate the flow of fluid

• Add actuators like cylinders or motors to convert hydraulic energy into mechanical work

• Complete the circuit with a return line to send the fluid back to the reservoir

I am currently handling a team of sales associates and overseeing daily operations at a retail store.

• Managing a team of sales associates

• Overseeing daily operations at a retail store

• Setting sales targets and monitoring performance

• Training new employees

• Resolving customer complaints and issues

I have extensive experience with Usha products in various sales roles.

• Managed Usha product portfolio in previous sales roles

• Successfully increased sales of Usha products by 20% in one year

• Trained sales team on features and benefits of Usha products

Strength of materials refers to the study of the behavior of solid objects under various types of forces.

• Strength of materials involves analyzing how materials deform and break under different loads.

• It is important in engineering to ensure that structures can withstand the forces they will be subjected to.

• Examples include calculating the load-bearing capacity of a bridge or determining the stress on a building's foundation.

Catalyst optimizer is a query optimization framework in Apache Spark that improves performance by generating optimized query plans.

• Catalyst optimizer is a rule-based optimization framework.

• It leverages advanced techniques like predicate pushdown, constant folding, and null propagation.

• Catalyst optimizer helps in generating efficient query plans for Spark SQL queries.

• It performs optimizations like filter pushdown, projection pruning, and join reordering.

• Example: Catalyst optim...read more