Appian Certified Lead Developer Sample Questions:

1. You add an index on the searched field of a MySQL table with many rows (>100k).
The field would benefit greatly from the Index in which three scenarios?

A) The field contains many datetimes, covering a large range
B) The field contains a textual shot Business code.
C) The field contains a structured JSON.
D) The Add contains Dig integers, above and below 0.
E) The field contains long unstructured text such as a hash

2. You are required to create an integration from your Appian cloud instance to an application hosted within a customers self-managed environment.
The customers IT team has provided you with a REST API endpoint to test with; httpsV/lnternal networkVapi/api /ping Which recommendation should you make to progress this integration?

A) Deploy the API / service into Appian Cloud
B) Expose the API as a SOAP-basedweb service.
C) Set up a VPN tunnel
D) Add Appian Cloud's IP address ranges lo the customer network's allowed IP listing

3. You are reviewing the Engine Performance Logs in Production for a single application thathas 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 notifications 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) Add more engine replicas.
B) Optimize slow-performing user interfaces.
C) Add more application servers.
D) Add execution and analytics shards

4. You have an active development team (Team A) building enhancements for an application (App X'). and ate currently using the TEST environment for UAT.
A separate operations team ('Team B) discovers a critical error in the Production instance of App X that they must remediate However. Team 6 does not have a hotfix stream for which to accomplish this The available environments are DEV. TEST, and PROD Which risk mitigation effort should both teams employ to ensure Team AS capital project is only minorly interrupted, and Team B s critical fix can be completed and deployed quickly to end users?

A) Team 8 must communicate to Team A which component will be addressed in the hotfix to avoid overlap of changes It overlap exists, the component must be versioned to its PROD state before being remediated and deployed, and then versioned back to its latest development state If overlap does not exist, the component may be remediated and deployed without any version changes
B) Team 8 must address changes in the TEST environment These changes can then be tested and deployed directly to PROD. Once the deployment is complete. Team B can then communicate their changes to Teams to ensure they are Incorporated as a part of the next release.
C) Team 8 must address the changes directly in PROD. As there is no hotfix stream, and OEV and TEST are being utilized for active development it is best to avoid a conflict of components. Once Team A has completed their enhancements work. Team 6 can update DEV and TEST accordingly.
D) Team A must analyze their current codebase in OEV lo merge the hotfix changes into their latest enhancements. Team B is then requited to wait for the hotfix to follow regular deployment protocols from DEV to the PROO environment.

Solutions: