Impetus Technologies Lead Software Engineer Interview Questions, Process, and Tips

1 hr Java programming

Q1. Design a solution to Sort a Deck of Cards
Ans. 
Use a custom comparator function to sort the deck of cards based on their rank and suit.
• Create a custom comparator function that compares the rank and suit of two cards.

• Use the custom comparator function to sort the deck of cards.

• Example: ['2H', '3D', 'AS', ...]
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Q2. Split array based on split size
Ans. 
Split array into subarrays of specified size
• Use a loop to iterate through the array and slice it based on the split size

• Check if the remaining elements are less than the split size and handle them accordingly

• Return the array of subarrays
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Q1. Java 8, stream operations, collection framework in depth
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Q2. Microservice architecture with sprong boot
Ans. 
Microservice architecture with Spring Boot is a popular approach to building scalable and resilient applications.
• Spring Boot provides a convenient way to create and deploy microservices

• Each microservice should have a clear and well-defined responsibility

• Communication between microservices can be achieved through REST APIs or messaging systems like Kafka

• Containerization with Docker and orchestration with Kubernetes can ...read more
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Q3. Spring security and transaction management
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Q1. Current Project in depth, roles and responsibilities
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Q2. Reason for change, design patterns
Ans. 
Design patterns are used to solve common software design problems and improve code quality.
• Design patterns provide reusable solutions to common software design problems.

• They improve code quality by promoting best practices and reducing code complexity.

• Examples of design patterns include Singleton, Factory, and Observer patterns.

• Reasons for changing design patterns may include improving performance, scalability, or main...read more
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Q3. Amazon web services, cloud front, lambda, ec2
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Q1. What are your salary expectations?
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Q2. Why are you looking for a change?
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Data structure was more and it was difficult round

Q1. It will depend on interviewer
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Q1. It will be depending on Manager who is taking interview
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Q1. It will be very smooth
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It was pretty easy. Various theoretical questions on technical knowledge and 3 coding questions. Since I was applying for a .net profile, all questions were related to that only.

Q1. Coding question on inheritance.
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Q2. Coding question on Abstract classes and their application.
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Q3. Discussion on the company, their culture.
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Q4. Coding question on graph.
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Q1. Asked me my expected salary even though it was already decided when they reached out to me.
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Q2. Negotiations on the salary.
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Q1. Javascript related questions like temporal dead zone, hoisting, closures, scopes and differences, output based questions, scenario based questions etc
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Q2. 2 Coding questions one was a mix of array and objects and another was to create prototype function for array flat
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Q1. Discussion indepth related to microservices architecture for any project, Optimisations for a project, Behavioural questions, Deployment processes and How i handle conflicts, How to align high priorities t...read more
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Q1. Intro and rest basic discussions
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Online zoom coding test will be there - 4 questions - 2 about output of code & 2 about technical questions.

Q1. Polymorphism and explain about virtual polymorphism
Ans. 
Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• Virtual polymorphism is achieved through virtual functions in C++.

• Virtual functions allow a function in a base class to be overridden in a derived class.

• Example: Animal class with virtual function 'makeSound' overridden in Dog a
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Q2. Write code for virtual polymorphism and explain
Ans. 
Virtual polymorphism allows objects of different classes to be treated as objects of a common superclass.
• Create a base class with virtual functions

• Create derived classes that override the virtual functions

• Use pointers or references of the base class to call the overridden functions
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Q1. About yourself should explain
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Q2. Reason for job change
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Q3. Salary negotiations and location
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