Modak Analytics Associate Software Engineer Interview Questions and Answers

It was an easy test. It consisted of MCQs and two coding qns. Prepare SQL well. It also had 2 programming question. Both were medium difficukty

Q1. It was mainly focussed on my projects. Be thorough with you resume. But it also depends on the interviewer.
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Q1. Data structures
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Q2. Solid Principles
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Q3. Single responsibility principle
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Single responsibility principle states that a class should have only one reason to change.
• Each class should have only one responsibility

• Helps in making code more maintainable and easier to understand

• Promotes separation of concerns

• Example: A class that handles user authentication should not also handle file management
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Q4. Javascript question
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Q5. Object oriented concepts
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Two easy questions two wasy questions two easy questions two easy questions

Q1. Technical interviews was very easy techijcal interviews was very easy very easy very easy
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Q2. Interviews was conducted in advance of a news conference in the United Kingdom and the European government on Tuesday
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Q1. Valid parentheses
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Q2. Currying with arrow function
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Currying is a technique in functional programming where a function with multiple arguments is transformed into a sequence of nested functions, each taking a single argument.
• Currying can be achieved using arrow functions in JavaScript.

• Arrow functions automatically bind 'this' and do not have their own 'this' value.

• Example: const add = a => b => a + b;

• Example: const addFive = add(5); const result = addFive(3); // result
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Q1. DFS related problem
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Q2. Machine coding round
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3 questions 3 sum linked list missing sum

Q1. System Design and hr principles
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System design involves creating a high-level architecture of a software system, while HR principles focus on managing people effectively.
• System design involves identifying components, defining their interactions, and ensuring scalability and reliability.

• HR principles include hiring the right talent, providing training and development opportunities, and fostering a positive work culture.

• Both system design and HR princip...read more
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Q2. Projects discussion
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Q1. DSA Next Greater element 2 Cycle in Linked List and if cycle remove it Best time to buy and sell stocks Coin Change
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Key DSA problems: Next Greater Element, Cycle in Linked List, Stock Trading, and Coin Change.
• Next Greater Element: Find the next greater number for each element in an array. Example: For [4, 5, 2, 10], result is [5, 10, 10, -1].

• Cycle in Linked List: Detect and remove a cycle using Floyd's Tortoise and Hare algorithm. If a cycle exists, find the start and remove it.

• Best Time to Buy and Sell Stocks: Maximize profit by fi...read more
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Q2. Pyspark Optimisation techniques Wide and Narrow Transportmations Application Master
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Q3. SQL Top 3 salaries per department Total working hours for an employee
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