Persistent Systems Cloud Architect Interview Questions and Answers

Q1. Describe 5 non functional requirements
Ans. 
Non functional requirements are criteria that specify how a system should behave, rather than what it should do.
• Performance - system should respond within 2 seconds for all user interactions

• Scalability - system should be able to handle 1000 concurrent users

• Reliability - system should have a 99.99% uptime

• Security - system should encrypt all sensitive data

• Usability - system should have a user-friendly interface
Answered by AI
Add your answer
Q2. How will you improve performance of legacy app which has to work with your latest microservice.
Ans. 
Improve legacy app performance by optimizing code, implementing caching, and scaling resources.
• Optimize code by identifying and removing bottlenecks

• Implement caching to reduce database calls and improve response time

• Scale resources by using containers or serverless architecture

• Use asynchronous processing for long-running tasks

• Upgrade hardware or infrastructure if necessary
Answered by AI
Add your answer

Q1. Explain security in microservices
Ans. 
Security in microservices involves implementing authentication, authorization, encryption, and monitoring to protect data and services.
• Implement authentication and authorization mechanisms to control access to microservices.

• Use encryption to secure communication between microservices and external clients.

• Implement monitoring and logging to detect and respond to security incidents.

• Consider using API gateways for central...read more
Answered by AI
Add your answer
Q2. Describe microservices architecture for a wealth management app
Ans. 
Microservices architecture for a wealth management app involves breaking down the application into smaller, independent services.
• Each microservice focuses on a specific business function, such as client onboarding, portfolio management, or reporting.

• Services communicate through APIs, allowing for flexibility and scalability.

• Each microservice can be developed, deployed, and scaled independently, leading to faster develo...read more
Answered by AI
Add your answer

Q1. Azure solution design case studies
Add your answer
Q2. Current project walkthrough
Add your answer
Q3. PySpark coding questions
Add your answer
Q4. DataModelling question
Add your answer

Q1. Question on Microservices
Add your answer
Q2. Question on product development
Add your answer

Q1. Define a micro service architecture.
Ans. 
Microservice architecture is an architectural style that structures an application as a collection of loosely coupled services.
• Each service is self-contained and can be independently deployed, scaled, and maintained.

• Services communicate with each other over lightweight protocols like HTTP or messaging queues.

• Each service is responsible for a specific business function and can be developed using different technologies.

• M...read more
Answered by AI
Add your answer
Q2. How to address data inconsistency in micro service architecture?
Ans. 
Data inconsistency in micro service architecture can be addressed by implementing event-driven architecture, using distributed transactions, and ensuring eventual consistency.
• Implement event-driven architecture to propagate changes across services in a consistent manner

• Use distributed transactions to ensure atomicity and consistency across multiple services

• Ensure eventual consistency by designing services to handle eve...read more
Answered by AI
Add your answer

Coding test for SQL, was there.

Basic aptitude questions were asked on partnerships, time and work, directions, speed and time.

The coding exam was easy, as I have provided with an stack based questions and it was easy to solve. It was an hybrid exam with interview aside.

To crack Hexaware interview you need to have good technical knowledge and code writing ability is must.

Q1. Coding test and there was senario based questions , design pattern and architectural questions are also there.
Add your answer

Q1. Normal questions
Add your answer

Q1. Interview was with the Sr. Manager. Questions were mostly basic of Azure. There main focus was on Cosmos Db. They want to start a new project on Cosmos so were looking for that knowledge.
Add your answer
Q2. What role and responsibilities you hadlre. Have you worked on Microservices?
Add your answer