10+ Uipath Developer Interview Questions and Answers

ReFramework is a template in UiPath for building robust, scalable, and reusable automation projects.

• ReFramework is a template that includes Dispatcher and Performer components for handling transactions.

• Dispatcher is responsible for reading input data and adding it to a queue.

• Performer processes items from the queue, performs the necessary actions, and updates the status of each transaction.

• DataTable transaction approach involves storing transaction data in a DataTable variabl...read more

Switch statement is used for multiple conditions, while if-else statement is used for binary conditions.

• Switch statement is more efficient when there are multiple conditions to check.

• If-else statement is more flexible as it can handle complex conditions.

• Switch statement uses 'case' and 'break' keywords, while if-else statement uses 'if', 'else if', and 'else'.

Datatable is used to store and manipulate data in UiPath. Connection string is used to establish a connection to a database.

• Datatable is a structured data type used to store information in rows and columns.

• You can use activities like 'Build Data Table' to create a new datatable or 'Read Range' to read data from an Excel file into a datatable.

• Connection string is a string that contains information about how to connect to a database, including the server name, database name, an...read more

Execute query is used to retrieve data from a database, while execute non-query is used to perform operations that do not return data.

• Execute query is used for SELECT statements to retrieve data from a database.

• Execute non-query is used for INSERT, UPDATE, DELETE statements that do not return data.

• Execute query returns a result set, while execute non-query returns the number of rows affected.

• Examples: Execute query - SELECT * FROM table_name; Execute non-query - INSERT INTO t...read more

Config file's datatype may be changed to accommodate new requirements or improve performance.

• To support additional data types or structures

• To enhance performance by using a more efficient data type

• To improve readability and maintainability of the config file

• To align with changes in the application architecture

• For better integration with other systems or tools

Gen AI will enhance RPA by automating complex tasks, improving efficiency, and enabling smarter decision-making.

• Enhanced Automation: Gen AI can automate more complex processes that require cognitive skills, such as data analysis.

• Intelligent Decision-Making: AI can analyze data patterns and provide insights, allowing RPA bots to make informed decisions.

• Natural Language Processing: Gen AI can improve user interactions with RPA systems through better understanding of human langu...read more

Yes, I have worked on Linq queries in C# for data manipulation and filtering.

• Used for querying data in collections like arrays, lists, and databases

• Can be used for filtering, sorting, grouping, and joining data

• Example: var result = from item in collection where item.property == value select item;

The conversion is happening in the UiPath platform where data is transformed from one format to another.

• Conversion is happening in the UiPath workflow using activities like 'Read Range' and 'Write Range' for Excel files.

• Data can be converted from PDF to text using OCR activities.

• Transformation of data types can be done using variables and expressions in UiPath.

Parallel activity is a type of activity in UiPath that allows multiple activities to run simultaneously.

• Parallel activity is used to execute multiple activities at the same time.

• It is useful when you have independent tasks that can be executed concurrently.

• Each branch of the parallel activity runs independently and can have its own set of activities.

• It is represented by a parallel block in the workflow.

• Example: In a process, you can use a parallel activity to simultaneously f...read more

Find element activity is used to locate a single UI element on the screen. Find children activity is used to find multiple child elements of a specified parent element.

• Find element activity is used to locate a single UI element on the screen based on the selector provided.

• Find children activity is used to find multiple child elements of a specified parent element based on the selector provided.

• Output of Find element activity is a UiElement variable containing information abou...read more

Gen AI enhances RPA by enabling intelligent automation, improving decision-making, and streamlining processes.

• Natural Language Processing (NLP) allows RPA bots to understand and process human language, improving user interaction.

• Machine Learning (ML) algorithms can analyze data patterns, enabling RPA to make smarter decisions based on historical data.

• Generative AI can create content or automate responses, such as drafting emails or generating reports based on data inputs.

• AI-d...read more

RE Framework is a Robotic Enterprise Framework for UiPath, providing a template for building scalable and robust automation solutions.

• RE Framework stands for Robotic Enterprise Framework

• It is a template in UiPath for building scalable and robust automation solutions

• It includes components like Init, Process, End, and Exception Handling

• It follows best practices like modular design, error handling, and logging

• Example: Using RE Framework, you can easily manage transactional data ...read more

Object Repository in UiPath is a centralized storage for UI elements used in automation projects.

• Centralized storage: Keeps all UI elements in one place for easy access.

• Reusability: Allows for reusing elements across multiple workflows, reducing redundancy.

• Maintenance: Simplifies updates; changing an element in the repository updates all workflows using it.

• Example: If a button's selector changes, update it once in the repository instead of every workflow.

UiPath components include Studio, Robot, Orchestrator, and Activities.

• UiPath Studio - a visual designer for creating automation workflows

• UiPath Robot - executes automation workflows created in Studio

• UiPath Orchestrator - a web application for managing and monitoring automation workflows

• UiPath Activities - pre-built actions that can be used in automation workflows

• Examples of UiPath Activities include Excel, Email, and PDF automation

AI Center in UiPath enables the deployment and management of AI models for enhanced automation capabilities.

• Integrate AI models into RPA workflows to enhance decision-making.

• Use pre-trained models for tasks like document understanding and sentiment analysis.

• Monitor and manage AI model performance through the AI Center dashboard.

• Deploy custom models using ML frameworks like TensorFlow or PyTorch.