20+ Raksha TPA Interview Questions and Answers

Various metrics like Mean Squared Error, R-squared, Mean Absolute Error can be used to evaluate regression model performance.

• Mean Squared Error (MSE) - measures the average of the squares of the errors or deviations

• R-squared (R2) - indicates the proportion of the variance in the dependent variable that is predictable from the independent variables

• Mean Absolute Error (MAE) - measures the average of the absolute errors between predicted and actual values

• Root Mean Squared Error ...read more

Methods like median filtering, Gaussian filtering, and wavelet denoising can be used to remove noise from an image.

• Median filtering replaces each pixel's value with the median value of its neighborhood.

• Gaussian filtering uses a weighted average of neighboring pixels to smooth out noise.

• Wavelet denoising decomposes the image into different frequency bands and removes noise from each band separately.

ISO Clause details and production implementation

• ISO 9001:2015 has 10 clauses that cover quality management principles

• Clause 4-10 covers the requirements for a quality management system

• Production implementation involves ensuring compliance with the ISO 9001 standard

• This includes documentation, training, and continuous improvement

• Examples of ISO 9001 certified companies include Toyota and Boeing

Case study report on a company and basic tools used

• Choose a company and research its history, products/services, financials, and market position

• Identify the company's strengths, weaknesses, opportunities, and threats (SWOT analysis)

• Analyze the company's industry and competition (Porter's Five Forces analysis)

• Use financial ratios and metrics to evaluate the company's performance

• Interview company executives and employees for insights

• Tools used: SWOT analysis, Porter's Five Forc...read more

Transactions are used to facilitate the exchange of goods or services between parties in a supply chain.

• Transactions involve the transfer of ownership or rights to goods or services from one party to another.

• They can include purchase orders, invoices, receipts, and payments.

• Transactions help track the movement of goods or services through the supply chain and ensure proper documentation and payment.

• Examples of transactions include placing an order with a supplier, receiving g...read more

Yes, several process improvements have been implemented in the past.

• Implemented a new project management tool to streamline communication and task tracking

• Introduced a standardized training program for new hires to improve onboarding process

• Revised the customer service protocol to reduce response time and increase customer satisfaction

PPAP stands for Production Part Approval Process. It is a standardized process in the automotive industry to ensure suppliers meet quality standards.

• PPAP is a set of guidelines developed by the Automotive Industry Action Group (AIAG) to establish a common understanding between suppliers and manufacturers.

• It involves submitting documentation such as design records, process flow diagrams, control plans, and measurement system analysis to demonstrate that the supplier can meet t...read more

Creating a 3D part in Creo

• Open Creo software

• Select the 'Part' option

• Use sketching tools to create 2D profiles

• Extrude or revolve the profiles to create 3D geometry

• Apply necessary features like fillets, chamfers, etc.

• Add dimensions and constraints to ensure design accuracy

• Validate the design using analysis tools

• Save the part in desired file format

Yes, I have experience working in assembly shops and am comfortable with the environment.

• Yes, I have previous experience working in assembly shops.

• I am familiar with the tools and equipment commonly used in assembly work.

• I am comfortable working in a fast-paced environment and meeting production deadlines.

Use CAD software to create a 3D model based on a provided drawing

• Import the drawing file into CAD software

• Use the drawing as a reference to create accurate dimensions and features

• Utilize tools such as extrude, revolve, and sweep to create 3D geometry

• Check for accuracy and make any necessary adjustments

• Save the CAD model in the appropriate file format

Properties of materials include mechanical, thermal, electrical, and chemical characteristics.

• Mechanical properties include strength, hardness, elasticity, and ductility.

• Thermal properties include conductivity, expansion, and specific heat capacity.

• Electrical properties include conductivity, resistivity, and dielectric strength.

• Chemical properties include reactivity, corrosion resistance, and stability.

• Examples: Steel has high strength and hardness, copper has high electrical...read more

Mechanical Engineering

• Favorite subject is Mechanical Engineering

• Enjoy working with CAD software

• Passionate about designing and creating new products

Implemented various process improvements to streamline operations and increase efficiency.

• Implemented lean principles to reduce waste and improve productivity

• Utilized technology such as automation and data analytics to optimize processes

• Established key performance indicators (KPIs) to track progress and identify areas for improvement

• Collaborated with suppliers and partners to enhance supply chain visibility and communication

Injection molding is a manufacturing process used to produce parts by injecting material into a mold.

• Material is heated and injected into a mold cavity

• The material cools and solidifies, taking the shape of the mold

• Commonly used for producing plastic parts like bottle caps, car parts, and toys

A supply chain is a network of organizations, people, activities, information, and resources involved in the creation and delivery of a product or service to the end customer.

• Involves multiple entities such as suppliers, manufacturers, distributors, retailers, and customers

• Focuses on the flow of goods, information, and finances from the initial sourcing of raw materials to the final delivery of the product or service

• Efficient supply chain management can lead to cost savings, ...read more

There are two main types of compressors: positive displacement compressors and dynamic compressors.

• Positive displacement compressors include reciprocating, rotary screw, and rotary vane compressors.

• Dynamic compressors include centrifugal and axial compressors.

• Each type of compressor has its own advantages and disadvantages based on the application and requirements.

End to end project cycle involves planning, execution, monitoring, and closing of a project.

• Initiation: Define project scope, objectives, and deliverables.

• Planning: Create a detailed project plan, schedule, and budget.

• Execution: Implement the project plan and manage resources.

• Monitoring: Track project progress, identify risks, and make necessary adjustments.

• Closing: Finalize project deliverables, obtain client approval, and evaluate project success.

The project execution procedure involves planning, organizing, and implementing the steps necessary to complete a product design project.

• Define project goals and objectives

• Create a project plan with timelines and milestones

• Allocate resources and assemble a project team

• Break down the project into smaller tasks

• Assign tasks to team members

• Monitor progress and make adjustments as needed

• Test and evaluate the product design

• Make necessary revisions and improvements

• Complete the proje...read more

Creating a 3D model from a 2D design

• Start by identifying the dimensions and features of the 2D design

• Use software like AutoCAD or SolidWorks to create the 3D model

• Consider the material properties and manufacturing processes when modeling

API stands for Application Programming Interface. It is a set of rules and protocols that allows different software applications to communicate with each other.

• APIs define the methods and data formats that applications can use to request and exchange information.

• APIs can be used to integrate different software systems, enable third-party developers to build applications on top of existing platforms, and facilitate the sharing of data between applications.

• Examples of APIs incl...read more

SDLC stands for Software Development Life Cycle, a process used by software development teams to design, develop, and test high-quality software.

• SDLC is a structured process that consists of several phases including planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables that must be completed before moving on to the next phase.

• Examples of SDLC models include Waterfall, Agile, Scrum, and DevOps.

• The choice ...read more

STLC stands for Software Testing Life Cycle, a process followed to ensure high-quality software development.

• STLC is a systematic approach to testing software throughout its development cycle.

• It consists of phases like requirement analysis, test planning, test design, test execution, and test closure.

• Each phase has specific goals and deliverables to ensure the quality of the software.

• For example, in the requirement analysis phase, testers gather and analyze requirements to cre...read more

Scrum agile is a project management framework that emphasizes collaboration, flexibility, and iterative development.

• Scrum is based on the principles of transparency, inspection, and adaptation.

• It involves breaking down a project into small, manageable tasks called user stories.

• A team works in short iterations called sprints, typically lasting 1-4 weeks.

• During each sprint, the team plans, executes, and reviews their work.

• Scrum includes daily stand-up meetings to discuss progre...read more

The key of reusability in SQL Server development is creating modular, efficient code that can be easily adapted and reused.

• Use stored procedures and functions to encapsulate logic for reuse.

• Implement common table expressions (CTEs) to simplify complex queries that are used frequently.

• Utilize user-defined data types and user-defined functions to standardize data processing tasks.

• Leverage views to encapsulate complex queries and make them reusable across multiple queries or rep...read more