UiPath-ADPv1 Practice Test 14 — 15 Questions

Question 1

An automation developer is building a process that must interact with a Java-based application. The UI elements are not reliably detected by the default UiPath selectors, and the developer needs a more robust method to identify and interact with the application's controls. Which UiPath feature should be used to achieve reliable automation of this Java application?

Choose an answer to begin — your selection is scored in the full session.

Accepted Answer

Enable the UiPath Java Extension and use the Java Explorer to inspect and generate selectors for the Java application's controls.. The UiPath Java Extension integrates with the Java Access Bridge to expose Java controls to UiPath. This allows the generation of stable selectors that are resilient to UI changes. Using the Java Explorer, developers can inspect the control hierarchy and create reliable automation for Java applications, which is essential when default selectors are insufficient.

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Use Computer Vision activities exclusively, because they do not depend on selectors and can interact with any application regardless of technology.

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Configure the UiPath UIAutomation activities to use the Active Accessibility mode instead of the default UIA mode, because Java applications expose MSAA interfaces.

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Use the Click activity with the 'SimulateClick' property enabled, as this bypasses selector validation and directly invokes the Java control's action.

Question 2

An automation developer is building an attended automation that must be launched by the user from the UiPath Assistant. The process needs to accept a customer ID that the user types each time before the workflow starts. Which UiPath capability should the developer configure so the user can supply this value at launch time without editing the project?

Accepted Answer

Configure an input argument on the Main workflow and expose it as a process input parameter in Orchestrator.. Exposing an input argument from the Main workflow as a process input parameter is the supported pattern for attended automations that need a value from the user at start time. The UiPath Assistant reads the published input parameters and presents a launch form, so the user types the customer ID and the workflow receives it immediately. The other options either collect input too late or rely on centralized storage rather than per-run user entry.

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Create an asset of type Text in Orchestrator and reference it with the Get Asset activity inside the workflow.

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Add an Input Dialog activity at the start of the workflow and store the returned value in a variable.

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Store the customer ID in a queue item and retrieve it with Get Transaction Item at the beginning of the process.

Question 3

A developer is building a UiPath App and wants Autopilot to help end users ask questions in natural language about the data displayed on the app page during runtime. Which Autopilot capability should the developer enable?

Accepted Answer

Autopilot for Apps with a runtime assistant configured for the app. Autopilot for Apps is the capability that embeds a runtime assistant into a deployed UiPath App so end users can ask natural-language questions and get answers about the app's data and actions. The other listed capabilities operate at design time, in testing, or in document review, so none of them provides the runtime question interface the developer needs.

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Autopilot for Developers expression generation in Studio

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UiPath Document Understanding validation station

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Autopilot for Testers requirement-to-test conversion

Question 4

A developer needs a workflow that accepts a list of invoice numbers, processes each one, and returns a collection of the successfully processed invoices to the caller. The workflow will be invoked from several places in the project. Which implementation correctly exposes this contract?

Accepted Answer

Declare an In argument of type List(Of String) for the invoice numbers and an Out argument of type List(Of String) for the processed results, then invoke the workflow with those arguments bound.. A reusable workflow should declare its data contract explicitly: inputs flow in through In arguments and results flow out through Out arguments. Using List(Of String) on both sides preserves the collection structure and lets every caller bind arguments at the Invoke Workflow File activity. This keeps the workflow testable and prevents callers from depending on implicit mutations.

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Declare both the invoice numbers and the results as In arguments, and have the workflow modify the results list in place.

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Declare a single In/Out argument of type List(Of String) and return the results by clearing and repopulating the same list.

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Declare an Out argument of type String that contains the results joined with a delimiter, then split it in the caller.

Question 5

A developer is building a REFramework-based process. The transaction data is stored in a Queue named 'Invoices'. During the Process Transaction state, the developer needs to mark a transaction item as Failed with a specific reason so that it will be retried according to the queue's MaxRetryNumber. Which activity and setting should be used inside the Catch block of the Process Transaction state?

Accepted Answer

Use Set Transaction Status with Status set to 'Failed' and provide the exception reason.. Set Transaction Status with a Failed status is the correct way to record an exception against the current queue item while preserving its retry counter. When MaxRetryNumber is configured, Orchestrator re-queues the item for the specified number of attempts. Creating, deleting, or falsely succeeding the item all break the queue's built-in retry and reporting behavior.

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Use Delete Queue Item to remove the failed item and rely on Orchestrator to regenerate it.

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Use Set Transaction Status with Status set to 'Successful' and write the error to a log file.

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Use Add Queue Item to create a new transaction item with the failure details in the reference field.

Question 6

A developer is building an automation in UiPath Studio and has already written a detailed natural-language description of the desired workflow in the Autopilot prompt pane. The developer wants Autopilot to produce a workflow that follows their organization's naming conventions and reuses existing library components. Which configuration should the developer apply before generating the workflow?

Accepted Answer

Enable the 'Use Governance Policies' setting in the Autopilot pane and select the published governance policy that defines naming standards and approved component sources.. Governance policies are the mechanism that lets administrators enforce organizational standards—such as naming conventions and approved libraries—on Autopilot-generated content. Selecting the appropriate policy in the Autopilot pane ensures the generated workflow complies with those rules and reuses sanctioned components. Other settings like Target Framework or comments do not control Autopilot's generation behavior or its adherence to standards.

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Add the desired naming convention and library references as comments at the top of the Main.xaml file.

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Set the project's Target Framework to Windows - Legacy in Project Settings before invoking Autopilot.

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Publish the current project to Orchestrator and then run Autopilot from the Orchestrator tenant.

Question 7

A developer needs to store a true/false value that indicates whether a transaction was successful. Which variable type should be used in UiPath Studio?

Accepted Answer

Boolean. The Boolean type is designed to store true/false values and integrates seamlessly with UiPath's conditional activities. It provides type safety and allows direct use in logical expressions. Using Boolean for transaction success flags is a best practice that improves readability and reduces the risk of conversion errors.

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Object

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Int32

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String

Question 8

You are debugging a UiPath Studio project that throws a System.NullReferenceException intermittently inside a Try Catch placed in an invoked workflow. The Exception.Message is empty and the stack trace points to a private method within an imported custom activity library. You must determine which activity in the workflow passed the null object into that library before the exception is thrown. Which debugging technique should you use?

Accepted Answer

Set a conditional breakpoint on the activity that invokes the custom library, using a condition that evaluates the arguments for null, then use Step Into to enter the library code.. Because the exception surfaces inside compiled library code with an empty message, the fastest reliable path is to stop execution precisely when a null argument is about to be passed. A conditional breakpoint on the invoking activity achieves that, and stepping into the library call confirms which parameter is null and which upstream activity produced it. This avoids fruitless manual stepping and does not depend on logging that cannot see into the library.

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Add the custom library assembly to the Watch panel and inspect its public static fields while the workflow runs in Debug mode.

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Enable the Highlight Elements option and run the workflow in Debug mode so each UI interaction is visually highlighted before it executes.

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Set the project's logging level to Verbose and re-run the process, then search the Output panel for entries containing the library's namespace.

Question 9

A developer uses Autopilot for Developers to generate a workflow that processes invoices. The generated workflow includes a 'For Each' loop over a DataTable but does not handle empty DataTables, causing an exception when no invoices are present. Which action should the developer take to make the workflow robust while still leveraging Autopilot?

Accepted Answer

Modify the workflow to add a condition that checks whether the DataTable has rows before entering the loop, and use Autopilot to generate the condition expression.. The robust fix is to validate the DataTable before iterating. Adding a condition that checks for rows prevents the exception and can be generated with Autopilot's expression feature. Regenerating the workflow risks losing refinements and may not include the needed logic. Wrapping in Try Catch hides the symptom, and switching loop types does not address the missing validation. The guard condition is the precise, maintainable solution.

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Wrap the For Each loop in a Try Catch and let the exception be caught and logged, without checking for empty data.

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Regenerate the entire workflow with Autopilot, adding the phrase 'handle empty DataTables' to the description.

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Replace the For Each loop with a While loop and use Autopilot to generate the loop condition based on row index.

Question 10

A developer is refactoring a monolithic UiPath sequence into reusable components used by multiple processes. The components must be versioned, shared across teams, and updated without breaking existing consumers. (Choose two.)

Accepted Answer

Publish the components as NuGet packages to Orchestrator's Libraries feed or a custom NuGet feed.. Publishing components as NuGet packages to a Libraries or custom feed, combined with semantic versioning, gives teams centralized, versioned, and safely upgradable reuse. Consumers pin compatible versions and receive fixes without breaking changes. Copying files, using absolute paths, or inlining sequences all create untracked duplicates that drift and multiply maintenance effort across processes.

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Embed the components as inline sequences in every process to avoid external dependencies.

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Copy the .xaml files directly into each consuming project's folder and edit them in place.

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Reference the components by their absolute file path on a shared network drive.

Question 11

A developer is creating a reusable library in UiPath Studio that will be published to Orchestrator and consumed by multiple automation projects. The library must expose activities that accept input arguments and return output values. Which two actions are required to ensure that the library can be properly consumed? (Choose two.)

Accepted Answer

Define the input and output arguments in the library's workflow using the Arguments panel, specifying the direction (In, Out, In/Out) for each.. To make a library consumable, the developer must define its input and output arguments and publish it as a Library package to Orchestrator. These steps establish the interface and distribution mechanism. Other actions like compatibility mode or GAC installation are not required and can even hinder portability.

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Add the library to the Global Assembly Cache (GAC) on all robot machines to enable activity access.

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Convert the library project to a Windows-Legacy project to ensure compatibility with all UiPath robots.

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Create a test workflow within the library that invokes each activity to verify functionality before publishing.

Question 12

A developer is working with a Dictionary(Of String, Integer) in UiPath to store counts of various transaction types. The dictionary is populated within a workflow. Which TWO statements are true regarding the behavior and manipulation of this dictionary? (Choose two.)

Accepted Answer

The 'Item' property can be used to both retrieve and update the value associated with a key.. ContainsKey and the Item property are fundamental for safe and efficient dictionary manipulation. ContainsKey allows checking existence before access, while the Item property enables retrieval and update. The Add method throws on duplicates, iteration order is not guaranteed, and TryGetValue does not throw exceptions for missing keys.

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Adding a duplicate key using the 'Add' method will overwrite the existing value without throwing an exception.

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The 'TryGetValue' method returns the value if the key exists, and throws an exception if the key is not found.

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Keys in the dictionary are automatically sorted in ascending order when iterating.

Question 13

A developer wants to use Autopilot to explain an unfamiliar expression returned by a generated workflow. Which action best leverages Autopilot for this purpose?

Accepted Answer

Select the expression in Studio and use Autopilot's explain or ask capability to receive a natural-language description of what it does.. Autopilot provides in-context assistance that explains selected expressions or code in natural language. Selecting the expression and asking Autopilot to describe it delivers the understanding the developer needs, whereas regenerating, searching logs, or publishing a library do not address the comprehension goal.

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Delete the expression and re-prompt Autopilot to regenerate the entire workflow until every expression is self-explanatory.

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Open the Orchestrator audit log and search for the expression text to see how it was evaluated during previous runs.

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Convert the expression into a separate library project and publish it so that Autopilot can analyze it remotely.

Question 14

Your team maintains a UiPath automation that reads pipe-delimited text files into a DataTable using Generate Data Table. Several files contain a literal pipe character inside quoted description fields, and downstream filtering by 'Region' silently returns wrong rows. Which change most reliably fixes the parsing without altering the source files?

Accepted Answer

Replace Generate Data Table with Read CSV configured with the pipe delimiter and the quote character, so quoted pipes are treated as data.. Quote-aware delimited parsing must happen when the file is read, because a pipe inside a quoted description is data, not a field boundary. Read CSV with an explicit delimiter and quote character honors that rule, keeping columns aligned so the 'Region' column holds the true value and downstream filtering works. Replacing delimiters, stripping pipes, or repairing columns after a bad parse all lose or corrupt data.

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Set the Generate Data Table column separator to a regex pattern that only matches pipes outside quotes, and enable the CSV parsing option.

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Keep Generate Data Table but first use String.Replace to remove every pipe character from the file content, then load the cleaned text.

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Load the file with Generate Data Table as-is, then repair the shifted columns by shifting cell values back using a For Each Row loop.

Question 15

A developer is using Autopilot for Developers in UiPath Studio to create a new automation that logs into a web application and downloads a report. They describe the process in natural language. What is the most appropriate Autopilot capability to use for this request?

Accepted Answer

Generate a complete workflow from the natural-language description, then review and refine the generated activities.. Generating a workflow from a natural-language description is the Autopilot for Developers capability designed for creating multi-step automations. Because the request involves UI interactions and file operations, a generated workflow skeleton is the right starting point. The developer must still review and refine selectors, credentials, and error handling. Expression generation and runtime assistance target different needs and cannot produce the requested automation.

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Use the 'Generate expression' command to produce a single expression that performs the login and download.

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Use the 'Explain workflow' feature to describe the login and download steps, then manually build the automation.

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Use Autopilot for Apps to generate the workflow, because it supports web application interactions at runtime.