Tech Mahindra Interview Questions, Process, and Tips

Q1. Self introduction
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Q2. Why choice this job
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Q1. What are interested in this job
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Q2. What are your strength
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My strengths include attention to detail, strong work ethic, and ability to work well in a team.
• Attention to detail: I have a keen eye for spotting errors and ensuring tasks are completed accurately.

• Strong work ethic: I am dedicated, reliable, and always strive to meet deadlines and exceed expectations.

• Teamwork: I collaborate effectively with colleagues, communicate openly, and contribute positively to group projects.
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Customer service & industrial questions

General aptitide and logical reasoning

Q1. Reading the displayed statements
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Q2. Hearing and answering to the questions
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Q3. Speak on a topic for 1 min
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The impact of artificial intelligence on society
• AI has revolutionized various industries such as healthcare, finance, and transportation

• Ethical concerns surrounding AI, such as job displacement and privacy issues

• Potential benefits of AI, such as improved efficiency and decision-making

• Examples like self-driving cars, virtual assistants, and medical diagnosis systems
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Q1. Whats oops concept?
Ans. 
Object-oriented programming paradigm focusing on objects and classes.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class).

• Inheritance: Ability of a class to inherit properties and behavior from another class.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation details and showing only the necessary features.
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Q2. Why you prefer java?
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I prefer Java for its platform independence, strong community support, and extensive libraries.
• Platform independence allows Java code to run on any device with a Java Virtual Machine (JVM)

• Strong community support ensures quick resolution of issues and access to resources

• Extensive libraries provide pre-built solutions for common programming tasks

• Java is widely used in enterprise applications, web development, and mobile
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Q3. Explain about your projects?
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Q4. Most of the questions were from my resume, he scanned my resume through his eyes, and started directly with my projects?
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Q5. What do you mean by ML?
Ans. 
ML stands for Machine Learning, a subset of artificial intelligence that focuses on the development of algorithms and models that allow computers to learn from and make predictions or decisions based on data.
• ML involves training algorithms to recognize patterns in data and make decisions or predictions without being explicitly programmed.

• Common techniques in ML include supervised learning, unsupervised learning, and re...read more
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Q1. Tell me about yourself that is not mentioned in your resume?
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I am an avid hiker and have climbed several mountains in my free time.
• I enjoy outdoor activities like hiking and camping

• I have climbed Mount Kilimanjaro and Mount Rainier

• I find solace in nature and often go on solo hikes
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Q2. Why we should prefer you over other candidates?
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Q3. Why tech mahindra?
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Q4. Are comfortable with Pan India?
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Q5. How do you work in teams?
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Q6. How do you tackle any problem thats faced by you?
Ans. 
I approach problems methodically by breaking them down into smaller tasks, researching possible solutions, and seeking input from colleagues.
• Identify the root cause of the problem

• Break down the problem into smaller, manageable tasks

• Research possible solutions and best practices

• Seek input and feedback from colleagues or mentors

• Implement a solution and test it thoroughly

• Iterate on the solution if necessary
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Q1. Tell me about yourself?
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Q2. How are you planning to work in fashion brands?
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Q3. Why this company?
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Q4. Why customer service?
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Q1. Tell me about work experience?
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Q2. Tell me about your hometown?
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Q3. Speak on a topic for 2 minutes.
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Q1. Tell me about your experience.
Ans. 
I have 5 years of experience in developing web applications using Angular.
• Developed responsive web applications using Angular framework

• Implemented RESTful APIs to fetch and update data

• Worked on optimizing performance and improving user experience

• Collaborated with UI/UX designers to create visually appealing interfaces
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Q2. What is directive
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A directive in Angular is a class with a @Directive decorator that allows you to attach behavior to elements in the DOM.
• Directives are used to manipulate the DOM, add behavior to elements, and create reusable components.

• There are three types of directives in Angular: Component, Structural, and Attribute directives.

• Examples of directives include ngIf, ngFor, and ngStyle.
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Q1. Given UI task display like display boxes side by side in desktop screen and one after the other in mobile screen using media queries?
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Q2. Explain difference between authorization vs authentication?
Ans. 
Authentication verifies a user's identity, while authorization determines what a user can access.
• Authentication confirms a user's identity through credentials like username and password.

• Authorization controls access to resources based on the authenticated user's permissions.

• Example: Logging into a website (authentication) and then being able to view/edit specific pages based on your role (authorization).
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Q3. How to render list in react? Also explain difference between state vs prop in react?
Ans. 
To render a list in React, use map() function to iterate over an array of data and return a list of components. State is mutable data managed within a component, while props are immutable data passed from parent to child components.
• To render a list in React, use map() function to iterate over an array of data and return a list of components.

• Example: const items = ['item1', 'item2', 'item3']; items.map(item =>

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Q1. What are the webpage optimization techniques? How to check webpage optimization? In lighthouse optimization reports , how to fix issue related render blocking scripts?
Ans. 
Webpage optimization techniques include minifying CSS and JS files, optimizing images, using asynchronous loading for scripts, and reducing render-blocking scripts.
• Minify CSS and JS files to reduce file sizes and improve loading times.

• Optimize images by compressing them and using the correct file format (e.g. JPEG for photographs, PNG for graphics).

• Use asynchronous loading for scripts to prevent them from blocking the ...read more
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Q2. Write scss code nested li element by applying background color 2 element and also use mixins?
Ans. 
Use SCSS to apply background color to nested li elements and utilize mixins.
• Use nesting to target the li elements within a parent element

• Apply background color to the 2nd li element using the :nth-child() selector

• Define and use mixins to reuse styles across the codebase
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Q3. How to fix cumulative layout shift issues?
Ans. 
To fix cumulative layout shift issues, ensure all images and media have dimensions specified in HTML, use CSS aspect ratio boxes, and prioritize loading critical resources.
• Specify dimensions for all images and media in HTML to prevent layout shifts.

• Use CSS aspect ratio boxes to reserve space for images before they load.

• Prioritize loading critical resources to avoid sudden layout changes.
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Reverse the sentence

Q1. Project explain
Ans. 
Project explain is a question asking the candidate to describe a project they have worked on.
• Explain the purpose of the project

• Describe the technologies used

• Discuss any challenges faced and how they were overcome
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Q2. BDD cucumber TestNG
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Q1. Salary discussion
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Q2. How soon you join
Ans. 
I can join within 2 weeks of receiving an offer.
• I can start within 2 weeks of receiving an offer.

• I need to give a 2-week notice at my current job.

• I have some personal commitments that I need to wrap up before starting.
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