Evozone Technolabs Golang Developer Interview Questions and Answers

Q1. Spark architecture.
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Q2. Narrow and wide transformations
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Coding test duration is 30 to 40 min
on paper pen and topic is simple like related to string,pattern and number's

Q1. Introduction about yourself
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Q2. Salary expectation
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Q1. Related to the basic of html css and js
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Q2. Ask run time short code and explanation
Ans. 
Runtime refers to the period when a program is executing, affecting performance and resource usage.
• Runtime is when code is executed, as opposed to compile time.

• Performance can vary based on algorithms used; e.g., O(n) vs O(n^2).

• Memory usage is crucial; e.g., using arrays vs linked lists can impact runtime.

• Dynamic typing in languages like Python can lead to slower runtime compared to statically typed languages like C++.
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Q1. About yourself and other
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Q2. All about company your expectation and salary disscuced
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Q1. Introduced Yourself
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Q2. About knowledge in Software Development
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Q1. Write a mongoDB query to filter top 5 students
Ans. 
Use MongoDB's aggregation framework to filter and sort students by their scores, returning the top 5 results.
• Use the `find()` method to query the students collection.

• Sort the results by the score field in descending order.

• Limit the results to 5 using the `limit()` method.

• Example: `db.students.find().sort({ score: -1 }).limit(5)`

• Ensure the score field exists and is indexed for better performance.
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Q2. What is redux and difference between redux and context api
Ans. 
Redux is a state management library for JavaScript apps, while Context API is a built-in React feature for managing state.
• Redux provides a centralized store for application state, while Context API allows for state sharing across components without prop drilling.

• Redux uses actions and reducers to manage state changes, whereas Context API uses the Provider and Consumer pattern.

• Redux is more suitable for large applicatio...read more
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Hacker rank question - easy and medium

Design solution for problems

Q1. Design a software for car ECU
Ans. 
Design a software for car ECU
• Identify the requirements and functionalities of the ECU

• Choose a programming language and development environment

• Implement the software to control the engine, transmission, and other systems

• Test the software for reliability and performance

• Ensure the software is secure and can handle errors and exceptions
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Q1. What are your strengths and weaknesses?
Ans. 
My strengths include strong leadership skills, excellent communication, and problem-solving abilities. My weaknesses include being overly critical of myself and sometimes taking on too much responsibility.
• Strength: Strong leadership skills

• Strength: Excellent communication

• Strength: Problem-solving abilities

• Weakness: Being overly critical of myself

• Weakness: Sometimes taking on too much responsibility
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Q2. Tell me about yourself.
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I am an experienced professional with strong leadership skills and a proven track record in managing teams.
• Experienced professional with strong leadership skills

• Proven track record in managing teams

• Excellent communication and problem-solving abilities

• Ability to motivate and inspire team members

• Focused on achieving goals and delivering results
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Q1. What your exp?
Ans. 
I have over 5 years of experience in software development, specializing in web applications and cloud technologies.
• Developed a full-stack web application using React and Node.js, improving user engagement by 30%.

• Led a team of 4 developers in creating a microservices architecture for a scalable e-commerce platform.

• Implemented CI/CD pipelines using Jenkins and Docker, reducing deployment time by 50%.

• Worked with Agile met...read more
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Q2. What is you total exp?
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