Publicis Sapient Senior Technical Analyst 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
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
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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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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
Ans. 
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. Delete vs Drop in sql?
Ans. 
DELETE is used to remove rows from a table while keeping the table structure intact. DROP is used to remove an entire table from the database.
• DELETE is a DML (Data Manipulation Language) command, while DROP is a DDL (Data Definition Language) command.

• DELETE can be rolled back, while DROP cannot be rolled back.

• Example: DELETE FROM table_name WHERE condition; DROP TABLE table_name;
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Q2. Autocalender, duicate vs refrence in power bi
Ans. 
Autocalender creates a date table automatically, while duplicate creates a copy of a table and reference creates a linked table in Power BI.
• Autocalender automatically generates a date table based on the data in your model.

• Duplicate creates a copy of a table with the same data and structure.

• Reference creates a linked table that shares the same data as the original table.

• Autocalender is useful for quickly creating date t...read more
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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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Round robin base in os schedule

Q1. Basic linux questions and scenarios
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Q1. All questions about the current technology
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Q1. Salary discussion
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