Nirvana Solutions Process Associate Interview Questions and Answers

Q1. What type of language do you prefer?
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Q2. Why you choose that language?
Ans. 
I chose this language for its versatility, community support, and efficiency in solving complex problems.
• Versatility: It can be used for web development, data analysis, and machine learning.

• Community Support: A large community means abundant resources and libraries, like React for UI development.

• Efficiency: It allows for rapid prototyping, enabling faster development cycles.

• Readability: The syntax is clean and easy to ...read more
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Q1. Do you how to drive?
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Q2. Where do you stay?
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Q1. Tell me about projects you have worked upon
Ans. 
I have worked on various projects, including web applications, mobile apps, and data analysis tools, enhancing user experience and efficiency.
• Developed a web application for e-commerce using React and Node.js, improving load times by 30%.

• Created a mobile app for fitness tracking, integrating GPS and health data APIs to enhance user engagement.

• Implemented a data analysis tool using Python and Pandas, which streamlined r...read more
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Q2. PEP-8 standards
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Q1. Architecture of project on which you were working
Ans. 
The project utilized a microservices architecture to enhance scalability and maintainability for a web-based application.
• Microservices architecture: Each service handles a specific business capability, e.g., user authentication, payment processing.

• API Gateway: Acts as a single entry point for clients, routing requests to appropriate microservices, e.g., using AWS API Gateway.

• Database per service: Each microservice has ...read more
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Q2. Pandas and Numpy
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Q1. Tell me your Current CTC
Ans. 
My current CTC is competitive and reflects my skills and experience in software engineering.
• My current CTC is $X per annum, which includes base salary and bonuses.

• I have received a salary increment of Y% in the last appraisal cycle.

• My compensation package also includes benefits like health insurance and retirement plans.
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Q2. Tell me your Expected CTC
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I expect a CTC that reflects my skills, experience, and the industry standards for this role.
• Research industry standards: For example, software engineers in my region typically earn between $80,000 to $120,000.

• Consider my experience: With 5 years in the field, I believe a CTC of $100,000 is appropriate.

• Factor in company size: Larger tech companies often offer higher salaries compared to startups.

• Discuss benefits: A com...read more
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Q1. What is Go Module?
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Go Modules are a dependency management system for Go programming language, enabling versioning and isolation of packages.
• Introduced in Go 1.11 to manage dependencies more effectively.

• Allows developers to define module dependencies in a 'go.mod' file.

• Supports semantic versioning, making it easier to manage package versions.

• Modules can be versioned, allowing for reproducible builds.

• Example: 'module example.com/my/module'...read more
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Q2. What is difference between Goroutine and Thread.
Ans. 
Goroutines are lightweight, managed by Go runtime, while threads are OS-level, heavier, and managed by the OS.
• Goroutines are cheaper in terms of memory and resources compared to threads.

• Goroutines are multiplexed onto a smaller number of OS threads, allowing for efficient concurrency.

• Creating a goroutine is as simple as using the 'go' keyword, e.g., 'go myFunction()'.

• Threads require more overhead for creation and manag...read more
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There are three sections: -
1. Quants
2. English
3. Reasoning
All sections are accessible medium but you have maintained the speed and accuracy.
after that coding snippet are in java/python.

Code snippets are there in coding sections.

Basic java questions along with aptitude questions.

Q1. Basic oops concept, java functionalities, spring framework.
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Q1. Basic Hr questions, when you can join, expected ctc...
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The aptitude test was relatively straightforward, consisting of both aptitude and technical questions, with a difficulty level ranging from easy to medium.

Q1. Was asked to write a code on basic DSA concept
Ans. 
Implementing basic data structures and algorithms (DSA) concepts is essential for software engineering roles.
• Arrays: A collection of elements identified by index. Example: int arr[] = {1, 2, 3};

• Linked Lists: A linear data structure where elements are stored in nodes. Example: Node* head = new Node(1);

• Stacks: A LIFO structure. Example: push() and pop() operations.

• Queues: A FIFO structure. Example: enqueue() and dequeue(...read more
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Q2. Then was asked basic questions on DSA and SQL
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Interview questions on Data Structures, Algorithms, and SQL focus on assessing problem-solving and database management skills.
• Data Structures: Understand arrays, linked lists, stacks, queues, trees, and graphs.

• Algorithms: Familiarize with sorting (e.g., quicksort, mergesort) and searching algorithms (e.g., binary search).

• SQL Basics: Know how to write SELECT statements, JOINs, and aggregate functions like COUNT, SUM, AV...read more
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