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Appian Certified Lead Developer Sample Questions:

1. You are asked to design a case management system for a client. In addition to storing some basic metadata about a case, one of the client's requirements is the ability for users to update a case. The client would like any user in their organization of 500 people to be able to make these updates. The users are all based in the company's headquarters, and there will be frequent cases where users are attempting to edit the same case. The client wants to ensure no information is lost when these edits occur and does not want the solution to burden their process administrators with any additional effort. Which data locking approach should you recommend?

A) Use the database to implement low-level pessimistic locking.
B) Allow edits without locking the case CDI.
C) Design a process report and query to determine who opened the edit form first.
D) Add an @Version annotation to the case CDT to manage the locking.

2. You are just starting with a new team that has been working together on an application for months. They ask you to review some of their views that have been degrading in performance. The views are highly complex with hundreds of lines of SQL. What is the first step in troubleshooting the degradation?

A) Browse through the tables, note any tables that contain a large volume of null values, and work with your team to plan for table restructure.
B) Go through all of the tables one by one to identify which of the grouped by, ordered by, or joined keys are currently indexed.
C) Go through the entire database structure to obtain an overview, ensure you understand the business needs, and then normalize the tables to optimize performance.
D) Run an explain statement on the views, identify critical areas of improvement that can be remediated without business knowledge.

3. You are on a call with a new client, and their program lead is concerned about how their legacy systems will integrate with Appian. The lead wants to know what authentication methods are supported by Appian. Which three authentication methods are supported?

A) CAC
B) Active Directory
C) SAML
D) OAuth
E) API Keys
F) Biometrics

4. You are designing a process that is anticipated to be executed multiple times a day. This process retrieves data from an external system and then calls various utility processes as needed. The main process will not use the results of the utility processes, and there are no user forms anywhere.
Which design choice should be used to start the utility processes and minimize the load on the execution engines?

A) Use Process Messaging to start the utility process.
B) Start the utility processes via a subprocess synchronously.
C) Start the utility processes via a subprocess asynchronously.
D) Use the Start Process Smart Service to start the utility processes.

5. You are reviewing the Engine Performance Logs in Production for a single application that has been live for six months. This application experiences concurrent user activity and has a fairly sustained load during business hours. The client has reported performance issues with the application during business hours.During your investigation, you notice a high Work Queue - Java Work Queue Size value in the logs. You also notice unattended process activities, including timer events and sending notification emails, are taking far longer to execute than normal.The client increased the number of CPU cores prior to the application going live.What is the next recommendation?

A) Optimize slow-performing user interfaces.
B) Add more application servers.
C) Add execution and analytics shards
D) Add more engine replicas.

Solutions: