Blue Prism AD01 Practice Test - Questions Answers, Page 16

In Blue Prism, collection columns are referenced in expressions using dot notation. This allows for dynamic and precise access to specific data within a collection.

Expressions (Option B): When you need to reference a specific column in a collection within an expression, you use dot notation. For example, if you have a collection named EmployeeData with a column named FirstName, you would reference it as EmployeeData.FirstName in an expression.

The other options are not correct in this context:

Loop Properties (Option A): While loops interact with collections, they do not use dot notation to reference columns.

Work Queue (Option C): Work queues handle items as a whole and do not use dot notation for columns within collections.

Business Object (Option D): While Business Objects can manipulate collections, the specific reference to collection columns using dot notation is primarily used in expressions.

Reference Consult Blue Prism's documentation on expressions and how to work with collections within them for precise data referencing using dot notation.

In Blue Prism, specific stages are unique to either Process Studio or Object Studio. The Option A stage is known as the 'Anchor Stage,' which is only found in Process Studio. It is used to create flowchart diagrams by connecting various stages, helping to visualize the process flow.

The other options represent stages that can be found in Object Studio or both studios but not exclusive to Process Studio:

Option B: This is the 'Wait Stage,' which can be found in both Process and Object Studio.

Option C: This is the 'Navigate Stage,' commonly used in Object Studio.

Option D: This is the 'Decision Stage,' which can be found in both Process and Object Studio.

Reference Consult Blue Prism documentation that outlines the stages available in Process Studio and their specific use cases.

When working with the Blue Prism Application Modeller, the visibility of an element is critical for ensuring that it can be consistently interacted with by Blue Prism. The 'Screen Visible' attribute determines whether the element is currently visible on the screen. However, this attribute can sometimes cause issues if the element is off-screen or hidden but still needs to be interacted with by Blue Prism.

Screen Visible (Option B): Unticking this attribute ensures that Blue Prism can interact with the element even when it is not visible on the screen. This helps in maintaining consistent visibility and interaction with the element regardless of its on-screen status.

The other attributes are important for identifying and interacting with the element:

Window Text (Option A): This attribute is necessary to identify the text within the window.

Visible (Option C): This indicates whether the element is visible; unticking this might cause inconsistency.

Class Name (Option D): This attribute helps identify the type of UI element, crucial for correct interaction.

Reference Blue Prism's best practices for application modelling and attribute selection emphasize maintaining consistency and reliability in element interaction by carefully managing visibility attributes.

Excel VBO Workflow:

The correct order to perform operations using the Excel VBO involves creating an instance, opening the workbook, performing actions (like getting the worksheet as a collection), and then closing the workbook.

Correct Order:

Create Instance: Initializes the Excel application instance.

Open Workbook: Opens the specified Excel workbook.

Get Worksheet as a Collection: Reads the worksheet data into a collection.

Close Workbook: Closes the workbook after operations are completed.

Blue Prism documentation on Excel VBO and its actions.

Environment Lock:

Environment Locks are used in Blue Prism to ensure that only one Digital Worker can access a shared resource, such as an Excel file, at a time.

Implementation:

By implementing an Environment Lock, the process will prevent multiple Digital Workers from accessing and updating the Excel file simultaneously. This ensures data integrity and prevents conflicts.

Correct Approach:

This is the best practice for controlling access to shared resources in a multi-worker environment.

Blue Prism documentation on Environment Locks and their usage.

Testing Best Practices:

To ensure that the process works correctly under all conditions, it is essential to test with both valid and invalid data.

Verification of Exception Handling:

Using a variety of data inputs allows the developer to verify that exception handling mechanisms are functioning correctly. This includes ensuring that the process can handle incorrect data gracefully and take appropriate actions.

Comprehensive Testing:

By testing with both correct and incorrect data, the developer can ensure that the process is robust and can handle real-world scenarios, leading to more reliable automation.

Blue Prism documentation on testing best practices for process development.

Step Function in Sub-Page:

The Step function in Blue Prism is used to execute the current stage and then move the focus to the next stage.

Current Stage (Add to Queue):

The Add to Queue action is configured to add data from a collection to a work queue.

If there is an error in the input parameters (e.g., missing or incorrect Queue Name, Data Collection, etc.), the action will fail.

Error Handling:

When the Add to Queue action fails, the process will trigger the exception handling logic.

The focus will move to the Recover1 stage to handle the exception.

Blue Prism documentation on exception handling and the use of the Step function.

Stage Logging in Production:

Logging is essential in a production environment to monitor the process execution and troubleshoot issues.

Decision Stage:

Decision stages typically evaluate conditions and direct the flow based on the evaluation.

Extensive logging for every decision can generate large log files, making it harder to find relevant information.

Best Practice:

Setting the logging to 'Errors Only' ensures that only significant issues are logged, reducing log size and focusing on critical problems.

This is especially useful in a production environment where performance and log manageability are key.

Blue Prism best practices for logging and monitoring in production environments.

Input Data Item:

The input data item is 'Blue Prism!'.

Decision Criteria:

Path A: Len([Input]) = 10

This checks if the length of the input string is 10. 'Blue Prism!' has 11 characters, so this condition is false.

Path B: Right([Input], 6) = 'Prism!'

This checks if the rightmost 6 characters of the input string are 'Prism!'. This condition is true for the input 'Blue Prism!'.

Flow Execution:

Since Path B's condition is true, the flow will take Path B.

Calculation Stage:

Answer B: The calculation stage sets the Output data item to 'B'.

Final Output:

The Output data item will be set to 'B'.

However, based on the diagram provided and the path conditions, it's clear that 'Right([Input], 6) = 'Prism!'' is true for the given input 'Blue Prism!'. This means the flow will follow Path B, and the final result in the Output data item will be 'B'.

Blue Prism documentation on decision stages and calculation stages.

The provided process logic and decision criteria.