Process Models

Lead/Architect Level Interview Questions

Interview Questions (5)

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You have a process model with a subprocess that is called asynchronously (fire-and-forget) from a parent process. The subprocess writes to a database, and separately, a user is viewing a record-backed interface that reads from the same table. Under high concurrency, users occasionally report seeing stale data even after refreshing. Explain what's likely happening at the Appian engine level, and how you'd diagnose and fix it.

This points to a mismatch between Appian's process engine persistence timing and record type data source caching/consistency, rather than being a simple "refresh" issue. A few thin...

Anonymous

1mo ago

138

SeniorLead/ArchitectScenario

Query Expressions

Provide all of the steps you would take to analyze feedback from users of an existing application, plan design changes, and complete a refactor of the application.At your firm's financial services client, a senior transaction advisory group has complained about an existing application. The group handles hundreds of high-value, current financial transaction approvals, related to many thousands of previously approved clients. Because these transactions are time-sensitive, multiple executives often monitor the same queue simultaneously to complete reviews assigned to their group. Their primary issues are not knowing when tasks are completed by other group members, abandoned tasks that have an "in progress" status, delayed task completion time, lack of transparency into assigned tasks, and an inability to reassign tasks they've accepted. Additionally, the group complains about load times for the high volume of data they manage, and irrelevant transactions and tasks showing in their dashboard. 

This question addresses delivery methodology and multiple technical design aspects (task locking, UI/UX, and query performance improvement).Delivery Methodology First, to address t...

#tasklock#query_performance

When designing a Process Model that needs to iterate over a list of records and write updates back to the database, Appian offers several looping and execution patterns to accomplish this.According to Appian's official documentation, how do the following three performance dimensions differ across the available methods?Execution time — how quickly does the full update complete?Process instance memory usage — how much memory is consumed during execution?Process execution engine load balancing — how well is the workload distributed across Appian's execution engines?What is the correct ranking of available methods from best to worst, and what is the technical reason behind each ranking?

1 — Best: Script Task using a!forEach()This is the most efficient and recommended approach.Executes entirely within a single expression evaluationNo process instances are createdNo...

#process-model#performance#looping#subprocess+2

Anonymous

5mo ago

147

Lead/ArchitectScenario

Process Models

In our application, a third-party vendor group currently has access to the system and contains more than 10,000 users across multiple organizations. We want to completely remove this access — meaning we must deactivate all third-party users in the database and also remove them from the Appian third-party group. How would you design this end-to-end solution?

Start With Follow-Up Questions (Very Important in Interviews)Before jumping into the solution, I would ask clarifying questions such as:Where is the user–role–organization mapping ...

#design#storeprocedure#architecture

Anonymous

9mo ago

SeniorLead/ArchitectCommon

Process Models

In Appian, what is the difference between a normal End Event and a Terminate End Event? Explain their use with a real-time example and mention best practices for using Terminate End Nodes.

In Appian, both End Event and Terminate End Event are used to stop process execution — but their scope is different.A normal End Event stops only the current process path, allowing...

#best_practices

pain07m

10mo ago

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Process Models Appian Interview Questions — Lead/Architect Level

Process Models

Interview Questions (5)

In Appian, what is the difference between a normal End Event and a Terminate End Event? Explain their use with a real-time example and mention best practices for using Terminate End Nodes.

Process Models

Interview Questions (5)

In Appian, what is the difference between a normal End Event and a Terminate End Event? Explain their use with a real-time example and mention best practices for using Terminate End Nodes.