Tata Elxsi Interview Questions, Process, and Tips

It was basics, computer fundamentals, quants, logical coding.

Q1. C++ and c differnce
Ans. 
C++ is an object-oriented programming language with additional features compared to C.
• C++ supports object-oriented programming concepts like classes and inheritance, while C does not.

• C++ has a richer standard library compared to C.

• C++ allows for function overloading and templates, which are not available in C.
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Q2. Swapping of numbers without using 3rd var
Ans. 
Swapping numbers without using a third variable
• Use arithmetic operations like addition and subtraction

• XOR operation can also be used for swapping numbers

• Example: a = 5, b = 10; a = a + b; b = a - b; a = a - b; // Now a = 10, b = 5
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Q1. Ready for reallocation?
Ans. 
Question about willingness to relocate for the job
• Be honest about your willingness to relocate for the job

• Consider the potential benefits of relocating, such as career growth opportunities

• Discuss any concerns you may have about relocating, such as family or personal commitments
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Q2. Puzzle related question was asked
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It had different sections like verbal, Quantitative, Logical, pseudo code, coding

Q1. Introduce yourself
Ans. 
I am a software engineer with 5 years of experience in developing web applications using Java, Spring Boot, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring Boot, and Angular

• Strong problem-solving skills
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Q2. Oops concepts- define abstraction, encapsulation
Ans. 
Abstraction is the concept of hiding complex implementation details and showing only the necessary information. Encapsulation is the bundling of data and methods that operate on the data into a single unit.
• Abstraction focuses on what an object does rather than how it does it

• Encapsulation restricts access to certain components of an object, protecting the data from outside interference

• Abstraction allows for creating sim...read more
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Q3. Write a code to swap two numbers
Ans. 
Simple code to swap two numbers using a temporary variable
• Declare two variables a and b with values

• Create a temporary variable to store one of the numbers

• Assign the value of a to b and temporary to a

• Print the swapped values of a and b
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Q1. 3 strengths and 3 weakness
Ans. 
Strengths: Problem-solving skills, strong technical knowledge, effective communication. Weaknesses: Impatience, perfectionism, public speaking.
• Strength: Problem-solving skills - Able to analyze complex problems and come up with effective solutions.

• Strength: Strong technical knowledge - Proficient in various programming languages and technologies.

• Strength: Effective communication - Able to clearly convey ideas and colla...read more
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Q2. Tell me something which is not in your resume
Ans. 
I am fluent in three languages - English, Spanish, and French.
• I learned Spanish during a study abroad program in Spain

• I studied French in school for 5 years

• Being multilingual has helped me communicate effectively with diverse teams
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Q1. Brief introduction along with relevant work done with tools in telecom domain
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Q2. Explain about TMF Open API with an exaple
Ans. 
TMF Open API is a set of APIs provided by TM Forum for accessing and integrating with their platform.
• TMF Open API allows developers to access TM Forum's platform for various purposes such as data retrieval, service provisioning, and network management.

• Developers can use TMF Open API to integrate their own applications with TM Forum's platform, enabling seamless communication and data exchange.

• An example of using TMF Op...read more
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Q1. Explain about your day to day impacts on the project currently aligned to
Ans. 
My day to day impacts on the project involve analyzing customer feedback, conducting market research, and collaborating with cross-functional teams.
• Analyze customer feedback to identify areas for improvement

• Conduct market research to stay updated on industry trends

• Collaborate with cross-functional teams to ensure project goals are met
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Q2. Who are the clients and what's your interaction level with them
Ans. 
The clients are typically businesses or individuals who use our products, and my interaction level with them varies depending on the situation.
• Clients can range from small businesses to large corporations

• I interact with clients through product demonstrations, training sessions, and troubleshooting support

• Regular communication with clients to gather feedback and address any concerns

• Building and maintaining strong relati...read more
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Q1. Explain about the services in android
Ans. 
Services in Android are components that run in the background to perform long-running operations.
• Services can be used to play music in the background while the user interacts with other apps.

• They can also be used to download files from the internet even when the app is not in the foreground.

• Services can run indefinitely or be scheduled to run at specific times.

• They can communicate with other components using broadcasts
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Q2. MVVM architecture
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