Senior RPA Developer Interview Questions and Answers

KTA is a platform for capturing, processing, and managing various types of content.

• KTA stands for Kofax TotalAgility, a platform for intelligent automation.

• The capture process in KTA involves scanning, classifying, extracting, validating, and exporting data.

• Locators used in the process include barcode recognition, OCR, ICR, OMR, and image processing techniques.

• For example, barcode recognition locates and reads barcodes on documents to extract relevant information.

Support on production involves monitoring, troubleshooting, and resolving issues to ensure smooth operation of RPA processes.

• Monitor production environment regularly for any issues or errors

• Troubleshoot issues by analyzing logs, code, and system configurations

• Resolve issues promptly to minimize downtime and impact on business operations

• Communicate with stakeholders and end-users to understand and address their concerns

• Document solutions and best practices for future reference

Yes, I have experience with scripting in various languages such as Python, JavaScript, and PowerShell.

• I have used Python for automating tasks and data manipulation.

• I have utilized JavaScript for web scraping and automation.

• I have experience with PowerShell for Windows automation and scripting.

To deal with large excels, I use efficient data processing techniques and tools.

• Use libraries like Apache POI or Openpyxl for efficient reading and writing of large Excel files.

• Implement pagination or chunking to process data in smaller batches.

• Optimize memory usage by loading only required data into memory.

• Leverage parallel processing or multi-threading to speed up data processing.

• Use indexing or filtering techniques to quickly access specific data in large Excel files.

Yes, I have experience in SQL.

• I have worked with SQL databases such as MySQL, Oracle, and SQL Server.

• I am proficient in writing SQL queries for data retrieval and manipulation.

• I have experience in creating and modifying database tables, views, and stored procedures.

• I have used SQL in conjunction with RPA tools such as UiPath and Automation Anywhere.

• I am familiar with SQL functions and operators for data analysis and reporting.

To check errors in RPA development, one can use logging, exception handling, debugging tools, and testing techniques.

• Utilize logging to track and record errors during the execution of RPA processes.

• Implement exception handling to gracefully manage errors and prevent process failures.

• Use debugging tools like breakpoints, step-through debugging, and variable inspection to identify and fix errors.

• Apply testing techniques such as unit testing, integration testing, and end-to-end ...read more

DLLs are dynamic link libraries used in the process for accessing external functions or resources.

• DLLs are used to modularize code and allow for code reusability.

• They are commonly used in RPA processes to interact with external applications or systems.

• Examples of DLLs used in RPA processes include UIAutomation.dll for automating UI interactions and Excel.dll for working with Excel files.