Pass the UiPath Certified Professional - Developer Track UiPath-ADPv1 Questions and answers with ExamsMirror

The screenshot shows an "Invoke Code" activity in UiPath with the following VB.NET code:

Users_List.Add("User1")

Users_List.Add("User2")

According to the given information, the "Users_List" variable is a List of Strings that has been initialized with an empty list before the Invoke Code activity is run. The code within the Invoke Code activity is adding two strings: "User1" and "User2" to the "Users_List".

The Log Message activity following the Invoke Code is attempting to log the count of items in "Users_List", which would be the number of elements contained in the list at that time.

Given the steps that have been described, after the Invoke Code activity has run, the "Users_List" will contain two elements ("User1" and "User2"). Therefore, the log message will print the count of items in the list, which is:

B. 2

So the correct answer is B, as the "Users_List" will have two elements and Users_List.Count will return the number 2.

The Invoke Code activity is used to execute VB.NET or C# code within a UiPath workflow1. The activity has the following properties:

Code: The code that is to be executed. This field supports only strings and String variables1.

Language: The language that the code is written in. The available options are VBNet and CSharp1.

Arguments: The parameters that can be passed to and from the code1.

In this question, the developer has created a variable of type List of Strings named “Users_List”, and initialized it with an empty list: “Users_List = new List(Of String)”. Then, the developer has used the Invoke Code activity to execute the following code:

Users_List.Add(“User1”) Users_List.Add(“User2”)

This code adds two items (“User1” and “User2”) to the “Users_List” variable. After the Invoke Code activity, the developer has used the Log Message activity to print the count of items in the “Users_List” variable, using the expression “Users_List.Count.ToString”. This expression returns the number of items in the list as a string2. Therefore, the log message will print “2”, as there are two items in the list

The Verify Expression with Operator activity is used to verify an expression by asserting it in relation to a given expression with an operator1. The expressions tested with this activity must be inserted in their respective property fields. In this case, the activity is configured to verify if the expression “1” is equal to the expression “2”. The result of this verification is stored in the Result property, which reflects the state of the verification activity1. If the verification fails, the activity throws a TestingActivitiesException, which is a custom exception type defined by the UiPath.Testing.Activities package2.

The Try-Catch activity is used to catch a specified exception type in a sequence or activity, and either displays an error notification or dismisses it and continues the execution3. The activity has three main sections: Try, Catches, and Finally. The Try section holds the activity or set of activities that could throw an exception. The Catches section indicates the exception type and holds the activity or set of activities to be performed when the specified exception is thrown. The Finally section holds the activity or set of activities to be performed after the Try and Catches blocks are executed, regardless of the result3.

In this scenario, the Verify Expression with Operator activity is placed in the Try section of the Try-Catch activity. The Catches section has two exceptions caught: System.Exception and TestingActivitiesException. The Finally section is empty. During the execution of the sequence, the Verify Expression with Operator activity will throw a TestingActivitiesException, because the expressions 1 and 2 are not equal. The Try-Catch activity will catch this exception and enter the TestingActivitiesException sequence from the Catches section, where the appropriate actions can be performed to handle the error. Therefore, the correct answer is C. The Exception sequence from the Catches block within the Try-Catch activity will be entered first, after the Verify Expression with Operator activity is executed.

The other options are incorrect because:

Option A is incorrect because the Try-Catch activity will execute one of the blocks within the Catches section, depending on the type of exception thrown by the Verify Expression with Operator activity. In this case, the TestingActivitiesException sequence will be executed.

Option B is incorrect because the Finally block within the Try-Catch activity will be executed only after the Try and Catches blocks are executed, not before. The Finally block is used to perform any cleanup or final actions that are needed regardless of the outcome of the Try and Catches blocks3.

Option D is incorrect because the TestingActivitiesException sequence from the Catches block within the Try-Catch activity will be entered second, not first, after the Verify Expression with Operator activity is executed. The first block to be entered is the Try block, where the Verify Expression with Operator activity is placed.

The conditional statement attempts to convert all variables to Double and then adds them up to compare against 38.30. However, the string "9.1" cannot be directly converted to a Double with CDbl because it is not in a correct format that can be recognized as a number (it might be due to the fact that it's a string with a comma instead of a period for a decimal point, depending on the culture settings of the system). This will cause a runtime error during the execution of the conditional statement.References:

Microsoft Visual Basic Guide: Type Conversion Functions

The current state of the job in Orchestrator is Faulted, because an error occurred during the Initialization state of the process using REFramework. The REFramework is a template for creating robust and scalable automation projects that uses the State Machine workflow type1. The Initialization state is the first state in the REFramework, which is responsible for initializing the application, reading the configuration file, and setting the log level2. If an error occurs during the Initialization state, the process will go to the End Process state, which will perform the final actions and close the application2. The End Process state will also mark the job as Faulted in Orchestrator, if the value of the ShouldMarkJobAsFaulted argument is True2. The default value of this argument in the REFramework is True, unless it is changed in the Config.xlsx file or in the Orchestrator assets3.

Option A is incorrect, because the job is not Successful, as an error occurred during the Initialization state. Option C is incorrect, because the job is not Suspended, as the process did not pause or wait for any user input. Option D is incorrect, because the job is not Stopped, as the process did not encounter any user intervention or manual termination.

A Business Rule Exception is a type of exception that indicates that the data or the input required for the automation process is incomplete or invalid1. For example, a Business Rule Exception can occur when a phone number is missing a digit, or when a mandatory field is left blank1. A Business Rule Exception is usually thrown by the developer using the Throw activity, and it is handled by the Set Transaction Status activity, which sets the status of the transaction item to Failed and adds the exception details to the queue item2. By default, Orchestrator does not retry transactions that are failed due to Business Rule Exceptions, regardless of the Max # of retries setting for the queue3. This is because retrying the transaction does not solve the issue, and there are other better courses of action, such as notifying the human user of the error1. Therefore, if the first transaction item throws a Business Rule Exception, the transaction is not retried, but the remaining transactions continue processing, as long as they do not encounter any other exceptions.

In the REFramework using Orchestrator queues, the status of each Transaction Item in the queue is updated in two states: 'Get Transaction Data' and 'Process Transaction'. This ensures proper tracking and processing of each item.

In UiPath Integration Service, a trigger will be automatically disabled upon failure under specific conditions to prevent continuous failure and unnecessary resource consumption. This typically happens when the job associated with the trigger fails to start after a predefined number of attempts for a single event, or when it consistently fails to start across a series of events. The condition of failing to start after 3 attempts for a single event or not starting for the last 25 events is designed to safeguard against persistent issues that could disrupt the automation flow or lead to resource wastage.References:

UiPath Integration Service Documentation: Triggers and Events

The out_TransactionItem argument is an output argument of the GetTransactionData workflow, which is used to store the data of the current transaction item1. The REFramework is a template for creating robust and scalable automation projects that uses the State Machine workflow type2. The REFramework is designed for transactional processes, which are processes that handle multiple items of data in a loop3. However, it can also be adapted for linear processes, which are processes that execute a sequence of actions only once.

To use the REFramework for a linear process, the out_TransactionItem argument should be set to Nothing the first time when it enters the Get Transaction Data state. This will ensure that the processwill not enter the Get Transaction Data state again, as the condition for the transition from the Get Transaction Data state to the Process Transaction state is out_TransactionItem isNot Nothing1. Setting the out_TransactionItem argument to Nothing will also trigger the End Process state, which will perform the final actions and close the application1.

Option A is incorrect, because the process will enter the Get Transaction Data state even if it is a linear process, as it is the first state in the REFramework. Option B is incorrect, because there is no queue item in a linear process, as there is only one item of data to be processed. Option D is incorrect, because setting the out_TransactionItem argument to a static value will cause the process to enter the Get Transaction Data state repeatedly, as the condition for the transition will always be true.