UiPath Certified Professional - Developer Track UiPath-ADAv1 Exam Dumps

A state in a State Machine is a set of actions that execute while the workflow is in a certain condition1. Each state has three components: Entry, Exit, and Transition Actions2. Entry Actions are executed when the state is entered, Exit Actions are executed when the state is exited, and Transition Actions are executed when a transition is triggered by a condition3.

References:

• State Machines in Studio course, Lesson 1: Introduction to State Machines, Topic: What is a State Machine?
• State Machine documentation, States section
• How does State Machine work? forum post, Answer by @aksh1yadav

UiPath Orchestrator is a web application that enables you to deploy, monitor, and manage UiPath Robots and processes. When you publish a process from UiPath Studio to UiPath Orchestrator, you can define input and output arguments for the process. Input arguments are used to pass data from Orchestrator to the process, while output arguments are used to pass data from the process to Orchestrator. When you run a process from the Start Job window in Orchestrator, you can provide values for the input arguments in the Input section. If you do not provide any values, the default values of the input arguments are used. The default values are defined in UiPath Studio when you create the arguments. In this case, the process has one “In” argument of type String in the Main.xaml file with a default value of String.Empty. This means that when you run the process from Orchestrator, you can either provide a value for the argument in the Input section, or leave it blank. If you provide a value, that value will be used by the process. If you leave it blank, the default value of String.Empty will be used by the process. Therefore, the answer is C. Any input arguments provided in Orchestrator are used, otherwise the default value of String.Empty will be used. References: About Input and Output Arguments, Arguments

The container activity that the developer should use to search for an image multiple times is Retry Scope. The Retry Scope activity is used to retry the execution of a set of activities as long as a condition is not met or an error is thrown. The Retry Scope activity has two sections: Action and Condition. The Action section contains the activities that need to be retried, such as searching for an image on a website. The Condition section contains an activity that returns a Boolean value, such as Image Exists, which checks if the image is displayed on the screen. The Retry Scope activity also has two properties: NumberOfRetries and RetryInterval. The NumberOfRetries property specifies how many times the Action section is retried before throwing an error. The RetryInterval property specifies how much time passes between each retry1. By using the Retry Scope activity, the developer can handle the error on the website and search for the image multiple times until it is found or the maximum number of retries is reached. References: Retry Scope from UiPath documentation.

Both list and arrays are a collection type of variables that can store multiple values of the same data type. The main difference between them is if their size is fixed or not. Array has a fixed size, meaning that if you create an array containing 3 elements, you can’t add more than 3 or reduce its size. List has a dynamic size, meaning that you can add or remove elements as you need. List also provides some methods that can be invoked to perform operations on the elements, such as sorting, reversing, finding, etc. Array does not have such methods, but it is more optimized for arithmetic computations.

References:

• Differences between a list and an array - UiPath Community Forum
• Array manipulation with UiPath (List, Dictionary, Array) - F-PenIT blog
• List Collection ArrayList - Activities - UiPath Community Forum