Tech Mahindra RPA Developer Interview Questions and Answers

throw is used to explicitly throw an exception, while rethrow is used to rethrow an exception caught in a catch block.

• throw is used to raise an exception and terminate the current execution.

• rethrow is used to propagate an exception to the next higher level of the call stack.

• throw can be used anywhere in the code, while rethrow is used only inside a catch block.

• throw requires specifying the type of exception being throw...read more

Selectors can be made reliable by using unique attributes, adding wildcards, using reliable parent elements, and using dynamic selectors.

• Use unique attributes: Select elements with attributes that are unique to them, such as ID or name.

• Add wildcards: Use wildcards like asterisks (*) or question marks (?) to account for dynamic values in selectors.

• Use reliable parent elements: Select elements based on their parent eleme...read more

A List variable is a data structure that stores a collection of elements, typically of the same type.

• List variables can hold multiple values and are commonly used to store and manipulate data.

• They can be indexed and accessed using numerical positions.

• List variables can be modified by adding, removing, or updating elements.

• Examples of List variables include a list of names, a list of numbers, or a list of tasks.

The REframe work is a framework used in Robotic Process Automation (RPA) development. It consists of stages and transitions.

• REframe work is a widely used framework in RPA development.

• It helps in structuring and organizing the automation process.

• The framework consists of various stages and transitions.

• Stages represent different phases of the automation process.

• Transitions define the flow of control between stages.

• Stages...read more

Add queue item is used to add an item to a queue in a queue-based transactional process. Add transaction item is used to add an item to a transaction in a state machine-based transactional process.

• Add queue item is used in queue-based processes where items are processed in a first-in-first-out manner.

• Add transaction item is used in state machine-based processes where items are processed based on predefined states and t...read more

Credential Manager is used to securely store and manage credentials for RPA development.

• Credential Manager is a feature in RPA tools that allows developers to store and retrieve credentials securely.

• It helps in avoiding hardcoding of sensitive information like usernames and passwords in the code.

• Credentials can be stored in an encrypted format and accessed when required during automation execution.

• RPA developers can us...read more

To delete a row in a datatable while iterating, use the Remove method of the Rows collection.

• Use a loop to iterate through each row in the datatable.

• Check the condition for deletion and use the Remove method to delete the row.

• Ensure to handle the index correctly to avoid skipping rows.

Yes, vbscript is a scripting language used for automating tasks in Windows environments.

• VBScript stands for Visual Basic Scripting Edition.

• It is commonly used for automating tasks in Windows environments.

• VBScript is often used in conjunction with RPA tools like UiPath for automation.

• Example: Set objShell = CreateObject("WScript.Shell")

Yes, I have experience with SharePoint.

• I have worked with SharePoint to create and manage document libraries.

• I have experience with SharePoint workflows and automation.

• I have integrated SharePoint with other systems using APIs.

• I have customized SharePoint sites using web parts and templates.