Free UiPath UiPath-ADAv1 Practice Exam with Questions & Answers | Set: 8

Arguments are used to pass data between different workflows in a project.

They function like method parameters in programming.

Arguments have four directions:

In – Passes data into a workflow.

Out – Sends data from a workflow.

In/Out – Passes data both ways.

Property – Rarely used; behaves like a combination of In and Out.

✅ Why other options are incorrect:

B (Variables): Used for storing data within a single workflow, but they cannot pass data between workflows.

C (Namespaces): Control the scope of libraries, not data transfer.

D (Properties): Define object characteristics, not data flow.

✅ Reference: UiPath Studio - Arguments

The Invoke Method activity is used to execute a method of a class or an object1. In this case, the developer wants to add items to a list of strings using the Add method of the List class2. The list is declared as Colors and initialized with two items: “Red” and “Green”. The Invoke Method activity has the following properties:

TargetObject: Colors (the list variable)

MethodName: Add (the method of the List class)

Parameters: Direction - In, Type - String, Value - “Yellow” (the item to be added to the list)

Based on these properties, the Invoke Method activity will add the string “Yellow” to the end of the Colors list. Therefore, the outcome of this Invoke Method activity is that Colors will contain items in the following order: “Red”, “Green”, “Yellow”.

Option A is incorrect because the Invoke Method activity will not throw an error, as the properties are configured correctly. Option B is incorrect because the order of the items in the list will not change, as the Add method appends the item to the end of the list. Option D is incorrect because the list will have three items, not two, as the Add method does not overwrite any existing item.

When converting a Windows-Legacy project to Windows, the project dependencies are automatically updated to the highest available version that is compatible with the Windows target framework. This is done to ensure that the project can use the latest features and improvements of the activities packages, as well as to avoid potential issues or conflicts with the legacy versions. The updated dependencies are reflected in the project.json file and the Manage Packages window of the project. The developer can also manually update the dependencies to a specific version if needed.

The Type Into activity is used to enter text in a specified UI element, such as a text box. It has three input methods that can be selected from the properties panel: Default, Simulate, and Window Messages1. Each input method has different advantages and limitations, depending on the target application and the automation scenario2.

The Default input method uses the hardware driver to simulate the keystrokes, as if a human user is typing on the keyboard. It is the most reliable and compatible input method, but it requires the target application to be in focus and visible on the screen. It also supports sending special keys, such as Tab or Enter, using brackets [k(enter)] or [k(tab)].

The Simulate input method uses the technology of the target application to directly inject the text into the UI element. It does not rely on the hardware driver, so it can work in the background, even if the target application is hidden or minimized. It also supports sending special keys using brackets [k(enter)] or [k(tab)]. However, it may not be compatible with some applications or UI elements that do not support this method.

The Window Messages input method uses the Windows API to send messages directly to the target application. It can also work in the background, even if the target application is hidden or minimized. It does not support sending special keys using brackets [k(enter)] or [k(tab)], but it can send them using modifiers such as {ENTER} or {TAB}. However, it may not be compatible with some applications or UI elements that do not accept window messages.

Therefore, if a developer intends to enter text into an input field using a combination of a string and a hotkey, and the input action should take place within a hidden or minimized window, they can use either the Simulate or the Window Messages input method individually for the Type Into activity. They cannot use the Default input method, because it requires the target application to be in focus and visible on the screen. They also cannot use the Same as App/Browser input method, because it is not an option for the Type Into activity.

DataRow

The REFramework is a template that provides a robust and scalable structure for building automation projects. It uses the concept of TransactionData and TransactionItem to handle the input data and process it in a loop1. The TransactionData is a collection of items that need to be processed, and the TransactionItem is a single item from that collection that is assigned to the robot in each iteration2.

The type of the TransactionItem variable depends on the type of the TransactionData variable. By default, the REFramework uses QueueItem as the type for both variables, assuming that the input data comes from an Orchestrator queue3. However, if the input data comes from a different source, such as an Excel file, a web page, or a SAP application, then the type of both variables needs to be changed accordingly4.

In your case, since the input data is a DataTable that contains vendor names and addresses, the appropriate type for the TransactionItem variable is DataRow. A DataRow represents a single row in a DataTable, and it can store multiple values in its columns. By using DataRow as the type for the TransactionItem variable, you can access and manipulate the vendor information in each iteration of the process.

Comprehensive and Detailed In-Depth Explanation:

This question is based on passing arguments between workflows in UiPath.

Step-by-Step Execution Guide: Passing Arguments Between Workflows

1️⃣ Main.xaml contains:

A variable Fruits = "Watermelon".

2️⃣ SuperMarket.xaml contains:

An argument out_ShoppingBasket = out_ShoppingBasket + ", Banana".

3️⃣ Execution Flow:

SuperMarket.xaml receives "Watermelon".

The out_ShoppingBasket variable appends ", Banana" to "Watermelon".

Main.xaml logs the final value: "Watermelon, Banana".

???? This demonstrates how arguments modify data across workflows!

✅ Reference:

UiPath Documentation: Working with Arguments

Comprehensive and Detailed In-Depth Explanation:

The Get Row Item activity is used to retrieve a specific column value from a DataRow object.

Step-by-Step Execution Guide: Retrieving a Column Value

Scenario:

A bot is processing an Excel sheet with customer records:

ID

Name

Email

1

Alice

alice@example.com

2

Bob

bob@example.com

1️⃣ Use Read Range to store data in a DataTable (dt_Customers).

2️⃣ Use a For Each Row activity to iterate through rows.

3️⃣ Use Get Row Item to extract the "Email" column value.

For Each row In dt_Customers

email = row.Item("Email").ToString()

Log Message: email ' Outputs customer emails

Next

Real-World Use Case: Extracting Order Data from a Database

???? A bot is processing customer orders from an SQL database.

Retrieves orders into a DataTable.

Uses Get Row Item to extract:

Order Number

Total Price

Customer Email

Uses the extracted data to send email confirmations.

???? This ensures smooth automation of order processing!

Why the other options are incorrect?

❌ B. Get from Collection – Used for retrieving values from dictionaries, not DataRows.

❌ C. For Each Row in Data Table – Iterates through rows, but does not retrieve specific column values.

❌ D. Lookup Data Table – Used for searching values in a table, not retrieving a column from a row.

✅ Reference:

UiPath Documentation: Get Row Item Activity

UiPath Academy: DataTable Manipulation

The Add Log Fields activity adds custom log fields to the Robot Execution Logs for every Log Message execution throughout the entire workflow1. The custom log fields will persist until a Remove Log Fields activity is used to remove them2. The other options are not correct.

The Process Definition Document (PDD) is created during the Process Analysis phase of the UiPath Implementation Methodology.

Why is Option B Correct?

The Process Analysis phase involves:

Understanding business workflows

Identifying automation opportunities

Documenting processes in the PDD

The PDD serves as the foundation for automation development by defining:

Process steps

Inputs and outputs

Business rules and exceptions

Why Other Options Are Incorrect?

A (Deployment & Hypercare) ❌

This phase occurs after development and testing, focusing on monitoring and support.

C (Solution Design) ❌

The Solution Design phase creates the Solution Design Document (SDD), not the PDD.

D (User Acceptance Testing) ❌

The UAT phase is for testing and validating automation, not process documentation.

The difference between "Workbook Write Range" and "Excel Application Integration Write Range" activities is that the "Excel Application Integration Write Range" (also known as "Excel Write Range") activity can execute correctly even if the Excel file is already opened by the user before running. It interacts with Excel as an application, making it visible and allowing for interaction with the Excel interface. On the other hand, the "Workbook Write Range" activity works in the background, does not require Excel to be installed, and will create the Excel file in the specified path if it does not exist. So, the correct answer is D.