UiPath UiPath-ADAv1 Questions Answers

According to the UiPath documentation and best practices, the State Machine project structure is best-suited for complex processes that involve multiple states and transitions between them12. A State Machine workflow can model the behavior of a system in terms of states, such as “Init”, “Get Transaction Data”, “Process Transaction”, and “End Process”, and transitions, such as “Success”, “Business Rule Exception”, or “System Error”. A State Machine workflow can also have entry and exit actions for each state, which are activities that execute when the system enters or exits the state, respectively1.

A State Machine project structure has several advantages over other project structures, such as Sequence, Flowchart, or Global Exception Handler, for complex processes2:

• It can handle complex logic and branching conditions more easily and clearly than a Sequence or a Flowchart, which can become cluttered and hard to maintain for large processes2.
• It can handle exceptions and errors more efficiently and consistently than a Global Exception Handler, which is a separate workflow that handles all exceptions in a project. A State Machine can have dedicated states and transitions for handling different types of exceptions, such as business rule exceptions or system errors, and can also use retry mechanisms or recovery actions2.
• It can improve the readability, modularity, and reusability of the workflows, by breaking down the process into smaller and coherent states that can be invoked from the main workflow. This also facilitates collaboration and testing among developers2.

Therefore, a State Machine project structure is best-suited for complex processes that involve multiple states and transitions between them.

References:

• State Machine Workflows - Campus Management Corp..
• UiPath Best Practices - Studio - UiPath Community Forum.

The developer can load the Google Chrome extension from UiPath Studio by following these steps:

• Step 1 = Navigate to Home in UiPath Studio. This is the section where you can create, open, or manage your projects.
• Step 2 = Click Tools to see UiPath Extensions. This is the section where you can install or update various extensions for different applications or browsers.
• Step 3 = Select Chrome and then click Install. This will launch the Chrome browser and redirect you to the Chrome Web Store page for the UiPath extension.
• Step 4 = Click Enable extension in the Google Chrome confirmation pop-up. This will add the UiPath extension to your browser and allow you to use UI automation activities in Chrome.

The Compress/Zip Files activity is used to archive a set of files and send them as an attachment in an email. This activity allows the developer to specify the source folder that contains the files to be archived, the destination folder where the compressed file will be created, and the name of the compressed file. The activity also supports various compression formats, such as zip, tar, gz, bz2, xz, and 7z. The compressed file can then be attached to an email using the AttachmentsCollection property of the Send Mail activity. This way, the developer can reduce the size and number of the files to be sent, as well as protect them with a password if needed.

References:

• Compress/Zip Files - UiPath Activities
• Send Mail - UiPath Activities
• How to send multiple files in one attachment in uipath - UiPath Community Forum

The Robotic Enterprise Framework (REF) is a template that provides a structured and consistent way to develop automation processes. The REF uses an Orchestrator queue to store and process the transaction items, which are the units of work for the process. The REF also handles different types of exceptions that may occur during the execution of the process, such as system exceptions and business exceptions. A system exception is an error that prevents the normal execution of the process, such as a network failure or an application crash. A business exception is an error that is related to the business logic or rules of the process, such as an invalid input or an incorrect output. The REF has different mechanisms to deal with these exceptions, such as retrying, logging, and updating the status of the transaction items.

The MaxRetryNumber from the “Config.xlsx” file is a parameter that specifies how many times the REF will retry a transaction item when a system exception occurs. The Max # of retries from the Queue settings from Orchestrator is a parameter that specifies how many times Orchestrator will retry a transaction item when it changes to Failed status due to any exception. These two parameters are independent of each other and have different effects on the retry mechanism.

In this case, the first transaction item throws a business exception, which means that there is something wrong with the data or the logic of the process. The REF will not retry a transaction item when a business exception occurs, because it assumes that retrying will not solve the problem. Instead, the REF will log the exception, update the status of the transaction item to Failed, and move on to the next transaction item. Orchestrator will also not retry a transaction item when it changes to Failed status due to a business exception, because it respects the decision of the REF. Therefore, the transaction will not be retried at all.

References:

• 1: Robotic Enterprise Framework Template - UiPath Studio.