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Appian ACD-301 Exam Syllabus Topics:

Appian Certified Lead Developer Sample Questions:

1. As part of an upcoming release of an application, a new nullable field is added to a table that contains customer dat a. The new field is used by a report in the upcoming release and is calculated using data from another table.
Which two actions should you consider when creating the script to add the new field?

A) Add a view that joins the customer data to the data used in calculation.
B) Create a script that adds the field and leaves it null.
C) Create a rollback script that removes the field.
D) Create a rollback script that clears the data from the field.
E) Create a script that adds the field and then populates it.

2. Your Appian project just went live with the following environment setup: DEV > TEST (SIT/UAT) > PROD. Your client is considering adding a support team to manage production defects and minor enhancements, while the original development team focuses on Phase 2. Your client is asking you for a new environment strategy that will have the least impact on Phase 2 development work. Which option involves the lowest additional server cost and the least code retrofit effort?

A) Phase 2 development work stream: DEV > TEST (SIT/UAT) > PROD
B) Phase 2 development work stream: DEV > TEST (SIT) > STAGE (UAT) > PROD
C) Phase 2 development work stream: DEV > TEST (SIT/UAT) > PROD
D) Phase 2 development work stream: DEV > TEST (SIT) > STAGE (UAT) > PROD

3. You need to generate a PDF document with specific formatting. Which approach would you recommend?

A) Use the PDF from XSL-FO Transformation smart service to generate the content with the specific format.
B) Create an embedded interface with the necessary content and ask the user to use the browser "Print" functionality to save it as a PDF.
C) Use the Word Doc from Template smart service in a process model to add the specific format.
D) There is no way to fulfill the requirement using Appian. Suggest sending the content as a plain email instead.

4. 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.

5. 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 big integers, above and below 0.
B) The field contains long unstructured text such as a hash.
C) The field contains many datetimes, covering a large range.
D) The field contains a textual short business code.
E) The field contains a structured JSON.

Solutions: