IDeaS Revenue Solutions Associate Technical Engineer Interview Questions and Answers

Q1. Fake Interview, Didn't expect this from virtusa
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Q2. FakeInterviews conducted, Didn;t expect this from virtusa
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Q3. Virtusa Scammers
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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
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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
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Q1. Explain security in microservices
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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
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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
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Hacker Rank test, problem solving. Java 8

Q1. Java 8 feature related questions.
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Q2. Jvm architecture and memory management
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Q3. Sql self join query and query tuning
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Q4. Spring boot microservices design pattern discussion
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Q1. Problem solving based on java and case study
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Q2. Team handling and management skills
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Q3. Docker and Orchetratetion framework
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Q4. Aws cloud and cicd and related technologies
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Q1. Tell me about your framework
Ans. 
My framework is a comprehensive set of tools, libraries, and best practices that I use to streamline the development process and ensure high-quality deliverables.
• Utilizes design patterns such as MVC for structuring code

• Includes libraries for common tasks like data manipulation and networking

• Emphasizes unit testing and continuous integration for code quality

• Integrates with popular tools like Git for version control

• Suppo...read more
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Q2. Type of selenium waits
Ans. 
Types of Selenium waits include implicit, explicit, and fluent waits.
• Implicit wait: Waits for a certain amount of time before throwing a NoSuchElementException.

• Explicit wait: Waits for a certain condition to occur before proceeding further.

• Fluent wait: Waits for a condition to be true with a defined polling frequency.

• Example: driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
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Q3. Xpath and CSS difference
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XPath is used to navigate through XML documents, while CSS is used to style HTML elements.
• XPath is more powerful and flexible for navigating XML documents

• CSS is more commonly used for styling HTML elements

• XPath uses path expressions to select nodes in an XML document

• CSS uses selectors to target specific HTML elements
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Q4. Coding to check list
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Q1. Azure solution design case studies
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Q2. Current project walkthrough
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Q3. PySpark coding questions
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Q4. DataModelling question
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Q1. SOA vs Micro Service
Ans. 
SOA focuses on large, monolithic services while Microservices are small, independent services.
• SOA is a centralized architecture with shared services, while Microservices are decentralized with each service having its own database.

• SOA is typically implemented using ESB (Enterprise Service Bus), while Microservices communicate via lightweight protocols like HTTP or messaging queues.

• SOA is more suitable for large enterpri...read more
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Q1. All questions about the current technology
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Q1. Salary discussion
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Q1. Tell me about yourself.
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Q2. Walk us through your resume, about the projects that I've done in my college.
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Q3. Why do you want to work with HP?
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Q1. What do you mean by BSOD? How will you resolve it?
Ans. 
BSOD stands for Blue Screen of Death. It is a Windows operating system error screen that appears when a system error occurs.
• BSOD is a stop error screen that appears when the Windows operating system encounters a critical error that it cannot recover from.

• To resolve a BSOD, you can try restarting the computer, checking for hardware or software issues, updating drivers, running system diagnostics, or restoring the system...read more
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Q2. What is a driver? What is an OS?
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A driver is a software component that allows the operating system to communicate with hardware devices. An OS (Operating System) is the software that manages computer hardware and software resources.
• A driver is a program that enables communication between the operating system and hardware devices.

• Drivers are essential for the proper functioning of hardware components such as printers, graphics cards, and network adapte...read more
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Q3. Difference between Ssd and Hdd, wifi and Lan
Ans. 
SSD is faster and more durable than HDD, while WiFi is wireless and LAN is wired.
• SSD uses flash memory for storage, while HDD uses spinning disks

• SSD has faster read/write speeds and is more durable than HDD

• WiFi allows wireless internet connection, while LAN requires a wired connection

• WiFi is convenient for mobile devices, while LAN provides faster and more stable connection
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