Nirvana Solutions Software Engineer Trainee Interview Questions and Answers

Concentrate on identifying patterns and understanding time complexity.

Concentrate on identifying patterns and understanding time complexity.

Concentrate on addressing problems through various approaches and consider their time complexity.

Q1. Regular HR questions
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Q1. String related questions
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Q2. ARRAY related questions
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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
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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
Ans. 
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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Q1. Question on Java mcq
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Q2. Questions on Oops
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Q1. Questions based on resume
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Q1. Questions on direction, physics
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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.

Q1. What is Go Module?
Ans. 
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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