Cloud Analogy Software Development Engineer Intern Interview Questions and Answers

Round duration - 90 minutes
Round difficulty - Easy

There were two section Aptitude and Coding.

Q1. 
Buy and Sell Stock Problem Statement
Imagine you are Harshad Mehta's friend, and you have been given the stock prices of a particular company for the next 'N' days. You can perform up to two buy-and-sell ...read more
Ans. 
The task is to determine the maximum profit that can be achieved by performing up to two buy-and-sell transactions on a given set of stock prices.
• Iterate through the array of stock prices and calculate the maximum profit that can be achieved by buying and selling at different points.

• Keep track of the maximum profit after the first transaction and the maximum profit overall by considering different combinations of buy a...read more
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Round duration - 60 minutes
Round difficulty - Easy

This was the first technical interview.

Q1. 
Pair Sum Problem Statement
You are given an integer array 'ARR' of size 'N' and an integer 'S'. Your task is to find and return a list of all pairs of elements where each sum of a pair equals 'S'.
Note:
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Ans. 
Find pairs of elements in an array that sum up to a given value, sorted in a specific order.
• Iterate through the array and for each element, check if the complement (S - current element) exists in a hash set.

• Keep track of pairs in a hash set to avoid duplicates.

• Sort the pairs based on the criteria mentioned in the question.

• Return the sorted list of pairs.
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There was aptitude test in the first round, They were mainly quantitative, English questions..
And we had coding questions (3 questions) and they were medium questions..

Q1. We had given a problem statement, and we had to write down the solution (technical solution) and it was pen and paper based..
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Q2. Emergency traffic signal system, in case of ambulance
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Q1. They asked mainly based on the system design which we had written and about our projects etc...
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Q1. What languages did you know
Ans. 
I am proficient in several programming languages, each suited for different tasks and projects.
• JavaScript: Used for web development, creating interactive front-end applications.

• Python: Great for data analysis, machine learning, and scripting tasks.

• Java: Commonly used for building enterprise-level applications and Android development.

• C#: Utilized for developing Windows applications and game development with Unity.

• SQL: E...read more
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Q2. What are they
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Very basic aptitude questions along with few coding questions

Q1. A problem statement was given and we had to provide an optimal approach to design and handle that problem
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Q2. Oops concepts, SQL queries
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BASIC DSA LIKE ARRAY AND STRING

Q1. System Design for Electric Charger app ?
Ans. 
System design for an electric charger app involves creating a user-friendly interface, integrating with payment systems, and ensuring efficient charging station management.
• Design a user-friendly interface for users to locate and reserve charging stations

• Integrate with payment systems for seamless transactions

• Implement efficient charging station management to monitor availability and maintenance

• Consider scalability for ...read more
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Q2. Design digram for that ?
Ans. 
Design diagram for a software developer role.
• Use UML diagrams to show class relationships and interactions

• Include components like classes, interfaces, relationships, and methods

• Consider using tools like Lucidchart or draw.io for creating the diagram
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The first round of the interview includes Data Structures and Algorithms (DSA).

The second round of interviews involves a project.

Q1. What is the work experience
Ans. 
Work experience refers to the practical knowledge and skills gained from previous employment.
• Work experience includes previous jobs, internships, and projects related to the field.

• It showcases the candidate's ability to apply theoretical knowledge in real-world scenarios.

• Employers look for relevant work experience to assess the candidate's capabilities and fit for the role.
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Q2. What is the data skill set
Ans. 
Data skill set refers to the abilities and knowledge related to handling, analyzing, and interpreting data.
• Proficiency in data analysis tools such as SQL, Python, R, or Excel

• Understanding of data structures and algorithms

• Experience with data visualization techniques like Tableau or Power BI

• Knowledge of statistical analysis and machine learning concepts

• Ability to clean and preprocess data for analysis
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