Tech Mahindra Graduate Trainee Interview Questions and Answers

Q1. Explain your projects
Ans. 
I have worked on various projects including developing a mobile app for a local charity and implementing a new inventory management system for a small business.
• Developed a mobile app for a local charity to help them raise funds and increase awareness

• Implemented a new inventory management system for a small business to streamline operations and improve efficiency
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Q2. Pillars of OOPS
Ans. 
The pillars of Object-Oriented Programming (OOP) are encapsulation, inheritance, and polymorphism.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (object).

• Inheritance: Allowing a new class to inherit properties and behavior from an existing class.

• Polymorphism: The ability for objects of different classes to respond to the same message in different ways.
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Q3. What is Big Data?
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Big Data refers to large volumes of data that cannot be easily managed or analyzed using traditional data processing tools.
• Big Data involves processing and analyzing massive amounts of data to uncover patterns, trends, and insights.

• It typically includes structured, semi-structured, and unstructured data from various sources.

• Examples of Big Data include social media data, sensor data, financial transactions, and healthc
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Q4. How do you manage data?
Ans. 
I manage data by organizing, analyzing, and storing it efficiently.
• I use database management systems to store and retrieve data.

• I ensure data accuracy and integrity through regular audits and validations.

• I analyze data using statistical tools and techniques to derive insights.

• I organize data into structured formats for easy access and interpretation.

• I prioritize data security and confidentiality to protect sensitive in
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Q5. What is cloud based services, why companies are shifting to cloud?
Ans. 
Cloud based services refer to services and resources delivered over the internet. Companies are shifting to cloud for scalability, cost savings, flexibility, and improved collaboration.
• Scalability: Companies can easily scale their resources up or down based on demand without investing in physical infrastructure.

• Cost savings: Cloud services eliminate the need for companies to purchase and maintain expensive hardware, le...read more
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Q6. Disadvantages of Cloud ?
Ans. 
Disadvantages of cloud computing include security risks, dependency on internet connection, and potential downtime.
• Security risks: Data stored in the cloud can be vulnerable to cyber attacks and breaches.

• Dependency on internet connection: Users need a stable internet connection to access cloud services, which can be a limitation in areas with poor connectivity.

• Potential downtime: Cloud service providers may experience ...read more
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Standard with quant , verbal , grammer, algebra

2 coding questions -- array list, Searching algo

Q1. One Coding Question from bit manipulation , XOR function
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Q2. Second Automation Script in Virtual VS CODE with terminal provided
Ans. 
Creating a second automation script in Virtual VS Code with terminal provided
• Open Virtual VS Code and navigate to the terminal

• Write the script using the appropriate programming language

• Test the script in the terminal to ensure it runs correctly
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Q1. Technical , OOPS, Array Sorting, Azure Cloud
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It was normal basic math, reasoning and english questions.

Q1. He asked computer network questions like TCP vs UDP
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Q2. NAT, Ip addresses, router, switch
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