Evervent Software Developer Intern Interview Questions and Answers

Online test consisting of Aptitude, coding, oral and written communication skills.

Q1. About REST APIs
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Q2. Projects in detail
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I have worked on various projects including a web application for a small business and a mobile app for a non-profit organization.
• Developed a web application using HTML, CSS, and JavaScript for a small business to manage their inventory and sales.

• Created a mobile app using React Native for a non-profit organization to raise awareness about their cause and collect donations.

• Collaborated with a team of developers to impl...read more
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Q3. What is OOPs and it's pillars ?
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OOPs stands for Object-Oriented Programming and its pillars are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain components within a class, protecting the data.

• Abstraction hides the complex implementation details and only shows the necessary features.

• Polymorphism allows objects to be treat...read more
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Q4. TLS/SSL with OSI model and Spam email related questions ?
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Q5. Security measures in your project ?
Ans. 
Implemented security measures include encryption, authentication, and regular security audits.
• Implemented encryption for sensitive data to prevent unauthorized access

• Utilized authentication mechanisms such as password protection or multi-factor authentication

• Conducted regular security audits to identify and address vulnerabilities

• Implemented role-based access control to restrict access to certain features or data
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Q1. OOPs in detail with Inheritance, polymorphism, interface and abstract class ?
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OOPs is a programming paradigm based on the concept of objects, with features like inheritance, polymorphism, interfaces, and abstract classes.
• Inheritance allows a class to inherit properties and behavior from another class. For example, a 'Car' class can inherit from a 'Vehicle' class.

• Polymorphism allows objects of different classes to be treated as objects of a common superclass. For example, a 'Shape' superclass can...read more
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Q2. SQL Query on given tables
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Q3. 1 Coding question for me it was sorting
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Q4. Memory related stuffs
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Q5. Try catch block and garbage collection
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Try catch block is used for error handling, while garbage collection is automatic memory management in programming.
• Try catch block is used to handle exceptions in code and prevent crashes.

• Garbage collection automatically manages memory by deallocating unused objects.

• Example: try { // code that may throw an exception } catch (Exception e) { // handle the exception }

• Example: Garbage collection in Java automatically deall
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Q1. Will revolve around your communication skills, Expectations, project, real-time situations, Riddles and few aptitudes
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Q1. Will consist of everything from technical, HR type and overall fitment to the organization
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Mostly questions on logical aptitude

Q1. DSA questions. Reverse word of string, bubble sort, swap two variables without use of third variable
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Q2. OOPs concepts also some questions on project
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Q3. 1 puzzle (refer gfg)
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Q1. Why do you want to work at our company?
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Q2. What was the toughest challenge you have ever faced?
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Q1. Find in rotated sorted array
Ans. 
Search for a target value in a rotated sorted array.
• Use binary search to find the pivot point where the array is rotated.

• Determine which half of the array the target value lies in based on the pivot point.

• Continue binary search in the appropriate half of the array to find the target value.
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Q2. Design IMDB. how will you manage concurrent ratings
Ans. 
Design IMDB with concurrent ratings management
• Implement a locking mechanism to ensure only one user can update a rating at a time

• Use a queue system to handle multiple rating requests in an orderly manner

• Consider using distributed systems to handle high concurrency levels
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Q1. Design vehicle rental system. Api design
Ans. 
Design a vehicle rental system API
• Create endpoints for listing available vehicles, booking a vehicle, and returning a vehicle

• Include authentication and authorization mechanisms for users and admins

• Implement payment gateway integration for processing rental payments

• Include features like vehicle search, filtering, and reviews/ratings

• Consider scalability and performance optimizations for handling high traffic
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Q1. Promises in javascript
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Promises in JavaScript are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.
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2 questions, Easy and medium based

Q1. Stacks queues and array questions
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Q1. Technical questions on projects
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Q1. How to tackle any uncertain situations? Behavioural questions
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It was easy basic questions were there and we were asked to write two emails.

Q1. Questions related to projects
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Q2. QBasic SQL questions
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