Persistent Systems Interview Questions, Process, and Tips for Experienced

The architecture of the previous project was based on a microservices approach.

• The project was divided into smaller, independent services that communicated with each other through APIs.

• Each service had its own database and could be developed and deployed independently.

• The architecture allowed for better scalability and fault tolerance.

• Examples of microservices used in the project include user authentication, payment pr

A locator is a unique identifier used to find a specific element on a webpage.

• Locators can be based on various attributes such as ID, class, name, tag name, link text, and CSS selector.

• XPath is another commonly used locator that allows for more complex searches.

• Locators should be chosen carefully to ensure they are stable and not prone to change.

• Examples of locators: #id, .class, name, tagname, linktext, cssselector, x

A program to write odd and even numbers using a third variable.

• Declare three variables: num, even, and odd.

• Take input from the user for num.

• Use if-else statement to check if num is even or odd.

• If even, assign num to even variable, else assign to odd variable.

• Print even and odd variables.

XPath is a language used to locate elements in an XML document.

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

• It can be used to navigate through elements and attributes

• Examples of XPath expressions: //bookstore/book[price>35.00], /bookstore/book[1]/title

RE Framework is a Robotic Enterprise Framework used in UiPath for building scalable and reusable automation projects.

• RE Framework provides a template for structuring automation projects with best practices.

• It includes components like Config, Init, Process, End, and Exception handling.

• RE Framework promotes reusability, scalability, and maintainability of automation projects.

• It uses state machines to manage the flow of a...read more

Developed a cloud-based data analytics platform for real-time monitoring of industrial equipment performance

• Led a team of 10 engineers in designing and implementing the platform

• Utilized AWS services such as Lambda, S3, and DynamoDB for data storage and processing

• Implemented machine learning algorithms for predictive maintenance of equipment

• Collaborated with data scientists to optimize algorithms for accuracy and effici