Free Appian ACD101 Practice Exam with Questions & Answers

When an error occurs on an unattended node in a running process instance:

• The process is not paused, allowing other parallel paths to continue.
• An alert is typically sent to appropriate recipients, such as administrators, to notify them of the issue.
• These nodes are not counted in thenum_problem_tasksprocess metric, which is used in process reports to track problematic tasks.

This behavior ensures that the rest of the process can continue as intended while alerting administrators to intervene and address the error.References

• Appian Documentation: Error Handling in Processes

In Appian, to store documents such as those required for customer onboarding, you should configure a Knowledge Center and within that, Folders. The Knowledge Center in Appian serves as the top-level container for storing and organizing documents and folders. Folders within a Knowledge Center provide a way to categorize and manage access to documents, making them an essential part of document management in Appian applications. Decision Objects and Feeds are not related to document storage.References:Appian Documentation - Knowledge Centers and Folders

Thedisplayvalue()function matches a given value with an array and returns the value at the same index from a replacement array or a default value if not found. In the snippetdisplayvalue(1, {0, 1, 2}, {"Low", "Medium", "High"}, "Unknown"), the value1is matched inthe array{0, 1, 2}at index 1. The function then returns the value at index 1 in the array{"Low", "Medium", "High"}, which is"Medium".References:Appian Expression Language Documentation - Functions

Appian Portals are designed for scenarios where users who do not have an Appian account need to interact with Appian applications. This makes them ideal for public-facing applications such as surveys (Option B) or for allowing external users to initiate processes like registrations (Option C). They are not intended for internal use by employees (Option A) or for scenarios requiring offline capabilities (Option D).References

• Appian Documentation: Appian Portals

In Appian, when an interface references an expression rule, the interface is considered a dependent because it depends on the expression rule to function correctly. Conversely, the expression rule is a precedent because the interface relies on it.References

• Appian Documentation: Managing Application Contents

According to Appian best practices, the most efficient way to retrieve the total number of authors without loading all the data is to use a query that includes an aggregation function. Option B uses an aggregation field with a COUNT function, which is designed to return the number of rows that match a query without the need to retrieve and load all row data, thus optimizing performance.

References

• Appian Documentation: a!queryRecordType Function

In Appian, the data type of a local variable is inferred from the value it is set to. Unlike some other programming languages where the data type must be explicitly declared, Appian determines the data type automatically based on the initial value assigned to the local variable. Local variables in Appian are quite flexible and can store various types of data, including complex data types, not just primitive ones.References:Appian Documentation - Local Variables

When configuring a Related Action for an entity-backed record type, the proper domain prefix to reference the record data passed into the Process Model as context for the Record Action ispv!. This prefix stands for process variables, which are used to pass data into and out of a process model. In the context of a Related Action,pv!would be used to reference the specific process variables that are configured to receive the record data.References:Appian Documentation - Process Variables and Record Types

In Appian, there is a limitation on the number of activities that can be chained in a process, known as the "chaining limit." If a process model exceeds this limit, which includes synchronous subprocesses and their nodes, the process may break or not behave as expected. In this scenario, with two large subprocesses chained from start to end, the maximum number of activity chained nodes could be exceeded, resulting in the confirmation screen not being shown. Adjusting the process model to reduce chaining or using asynchronous patterns where possible can help mitigate this issue.References:Appian Documentation - Process Model Best Practices

To establish a many-to-many relationship between two record types in Appian, you should create a junction or mapping record type that will handle the many-to-many association. This new record type should have two one-to-many relationships, one to each of the original record types (ACME_Student and ACME_Class). This setup allows each student to be associated with multiple classes and each class to be associated with multiple students.References:Appian Documentation - Record Type Relationships