Question 1

You have two record types: ACME_Student and ACME_Class. You need to add a many-to-many relationship between these two record types. What should you do?

Accepted Answer

A

Explanation: Appian models a many-to-many (M:M) relationship using a third record type that serves as a mapping or join table. This mapping record type must have data sync enabled. You then establish two separate one-to-many (1:M) relationships: one from the ACMEStudent record type to the new mapping record type, and another from the ACMEClass record type to the same mapping record type. This structure allows Appian to correctly resolve the M:M relationship by traversing through the intermediate mapping record.

Question 2

You need to add a new attribute to your database-backed synced Acme employee record. What should you do?

Accepted Answer

B

Explanation: The standard, low-code procedure for adding a new attribute to a database-backed synced record type is performed directly within the record type's data model. By adding a new source field and ensuring the "Update Table" checkbox is selected when saving, you instruct Appian to automatically apply the necessary schema change (i.e., add the new column) to the underlying database table. This maintains synchronization between the Appian record definition and the database source without manual intervention in the database itself.

Question 3

You are developing an expression rule. You need to find information on employing an Appian
function that you have not used before.
For more information on the Appian function, what should you do first?

Accepted Answer

A

Explanation: The official Appian Documentation is the primary and most authoritative source for information on all platform features, including Appian functions. It provides comprehensive details on syntax, parameters, return values, usage notes, and practical examples. When encountering a new function while developing an expression rule, consulting the documentation is the most direct and efficient first step. The expression editor itself often provides a direct link to the relevant documentation page for any selected function, reinforcing this as the intended initial action for developers.

Question 4

You received a support ticket where the user claims that nothing happens when they click the button
to complete a task. You confirm that the user is assigned to the task.
What is a possible reason for this problem?

Accepted Answer

C

Explanation: The most likely reason for the described behavior is a misconfiguration of the button component itself. In Appian interface design, a button must have its submit property explicitly set to true to trigger form submission and advance the process. If this property is omitted or set to false, clicking the button will execute other defined actions (like saving data into variables) but will not submit the form or complete the task. To the end-user, this appears as if "nothing happens" because the interface does not navigate away or provide submission feedback.

Question 5

You have a record type, ABC_Author, backed by a database table. You need to retrieve the total number of authors without loading all the data. According to Appian best practices, which code snippet accomplishes this goal in the most efficient way? A) https://kxbjsyuhceggsyvxdkof.supabase.co/storage/v1/object/public/file-images/Appian_ACD101/page_9_img_1.jpg B) https://kxbjsyuhceggsyvxdkof.supabase.co/storage/v1/object/public/file-images/Appian_ACD101/page_10_img_1.jpg C) https://kxbjsyuhceggsyvxdkof.supabase.co/storage/v1/object/public/file-images/Appian_ACD101/page_10_img_2.jpg

Accepted Answer

B

Explanation: The most efficient method to retrieve only the total count of records without loading any data is to use the a!queryRecordType() function with the pagingInfo parameter configured to a!pagingInfo(batchSize: 0). This specific configuration instructs the query to execute against the data source, calculate the total number of records that match the criteria, and return this count in the totalCount field of the resulting datasubset, while fetching zero actual data rows. This avoids the performance overhead associated with data retrieval and transmission.

Question 6

HOTSPOT Match each node to the correct description for the node. Note: Each description will be used once. To change your responses, you may deselect your response by clicking the blank space at the top of the selection list. https://kxbjsyuhceggsyvxdkof.supabase.co/storage/v1/object/public/file-images/Appian_ACD101/page_8_img_1.jpg

Accepted Answer

Explanation: I’m sorry, but I don’t have access to the image referenced in the question, so I cannot see the node icons or the accompanying descriptions that must be matched. Without that information, I’m unable to determine which node corresponds to which description in a verifiable way using the approved sources you’ve specified. If you can provide the text of the descriptions (or a plain-text transcription of what appears in the image), I’ll be able to map each Appian node correctly and cite the appropriate official documentation.

Question 7

You need to be able to define record type relationships. What is a required prerequisite in Appian?

Accepted Answer

A

Explanation: To define a relationship between two record types in Appian, both record types must have data sync enabled. This is a fundamental prerequisite because relationships leverage Appian's in-memory data fabric to perform fast and efficient joins and queries across related data sets. Enabling data sync copies the source data into Appian, allowing the platform to manage, index, and relate the data without repeatedly querying the external source, which is essential for the performance of record-powered applications.

Question 8

You receive the following error message after creating a dropdown field: What could be the problem?

Accepted Answer

B

Explanation: The error message explicitly states, "The choiceLabels and choiceValues arrays must be the same length. choiceLabels has length 3 and choiceValues has length 2." This indicates a mismatch in the number of items between the two required parameters for the dropdown component. The choiceValues array, with a length of 2, has fewer items than the choiceLabels array, which has a length of 3. For the dropdown to function correctly, there must be a direct one-to-one correspondence between the displayed labels and their underlying values.

Question 9

You write an expression that checks the validity of an email address. Which three scenarios should you configure as test cases? (Choose three.)

Accepted Answer

A, B, C

Explanation: When testing a validation expression, it is crucial to cover a comprehensive range of scenarios to ensure its robustness. The best practice is to include test cases for the "happy path" (a valid input), common failure modes (negative paths), and edge cases. A valid email address (C) confirms the expression works as expected for correct data. An invalid format, such as a missing "@" symbol (A), tests a specific, common negative scenario. A null value (B) tests an edge case to ensure the expression handles empty or non-existent inputs gracefully without causing an error.

Question 10

Your customer wants to change the name of a field of an existing Custom Data Type (CDT) to match a
renamed database field.
The CDT is backed by a database entity, whose data store has the Automatically Update Database
Schema option disabled. The old column name was BIRTHDATE and the new column name is
DATE_OF_BIRTH.
How should you proceed?

Accepted Answer

C

Explanation: The standard procedure for updating a Custom Data Type (CDT) to match a pre-existing database schema change is to modify the CDT object directly within Appian Designer. Since the "Automatically Update Database Schema" option is disabled, Appian will not alter the database. The developer must first rename the field in the CDT editor. Afterward, verifying the data store is a critical step to check for and resolve discrepancies between the updated CDT and the database schema. Publishing the data store saves these new mappings, completing the synchronization.

Question 11

ACME Automobile uses Appian to manage their vehicle fleet. Vehicle records can have a status of
either "active" or "inactive".
Users are primarily concerned with active vehicles and want to see only those records by default
when viewing the Vehicle records list. However, it is important for users to be able to see the
unfiltered list of Vehicle records on demand to address occasional auditing requests from managers.
Which configuration supports the desired Vehicle record list behavior?

Accepted Answer

C

Explanation: A user filter is the correct configuration because it meets both requirements. By creating a user filter on the "status" field and setting a default value to "active", the record list will initially display only the active vehicles as desired. Because user filters are interactive, users can then modify or clear the filter selection at any time to view the complete, unfiltered list of all vehicles (both active and inactive), fulfilling the on-demand auditing requirement. This approach provides the necessary default view while maintaining flexibility for the end-user.

Question 12

An interface references an expression rule. What are the relationships between these objects?

Accepted Answer

B

Explanation: In Appian, the relationship between objects is defined by their dependencies. When an interface references an expression rule, the interface depends on that rule to function correctly. The object that is being used (the expression rule) is called the precedent. The object that is using it (the interface) is called the dependent. This relationship is crucial for understanding the impact of changes; modifying or deleting the precedent (the expression rule) will directly affect its dependent (the interface). Appian's design environment provides tools to view both the dependents and precedents for any given object.

Question 13

Which option best describes the primary purpose of the interface design object?

Accepted Answer

B

Explanation: The primary purpose of an Appian interface object is to create the user interface (UI) through which end users interact with the application. Interfaces are used to build all user-facing components, such as forms for data entry, reports for data visualization, and dashboards for displaying key information. They are the fundamental building blocks for creating an engaging and functional user experience, allowing users to view, input, and manipulate application data.

Question 14

A user needs to navigate from a record summary to an external URL. Which interface component can be used to support this goal?

Accepted Answer

A

Explanation: To open an external URL from a record summary, place an a!safeLink inside an a!buttonWidget. The button component renders a clear call-to-action and is fully supported in record headers, sidebars, and body content. The safeLink object supplies the destination URL and security controls, while the button supplies the visual control the user clicks. Record links can only target Appian records, and although a!cardLayout also accepts a!safeLink, card layouts are layouts rather than discrete action controls and are not permitted in the record header toolbar where navigation actions are expected. Therefore, a button is the appropriate and supported choice.

Question 15

You configured a Custom Data Type (CDT), ACME_video. You need to set up a node in your process
model to write a new video as a row in the CDT's corresponding database table.
Which set of inputs must you configure on your Write to Data Store smart service node?

Accepted Answer

B

Explanation: The "Write to Data Store" smart service is configured to write data to a specific database table, which is represented in Appian as a data store entity. The node requires two primary configurations on its Data tab: 1. The target Data Store Entity must be selected. This tells Appian which table to write to. 2. The data to be written must be provided in the Value to Store input. This input must be a process variable of the corresponding Custom Data Type (CDT), in this case, ACMEvideo.

Free Appian ACD101 Actual Exam Questions