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| Section | Objectives |
|---|---|
| Topic 1: Application Design and Development | - Evaluate and design applications for consistency and reusability - Design applications leveraging Appian functionality - Implement best practices for multiple application development - Evaluate how Appian can meet user requirements |
| Topic 2: Data Management | - Implement advanced database features - Diagnose and troubleshoot data fabric complexities - Analyze, evaluate, and troubleshoot high-volume database structures - Plan, execute, and troubleshoot data migrations - Determine the best way to leverage data fabric, data types, and data migration - Analyze and design secure data models |
| Topic 3: Extending Appian | - Program advanced APIs that allow Appian to communicate with external systems - Evaluate advanced document generation options - Design and troubleshoot advanced integrations - Evaluate existing plug-ins and recognize when to develop custom plug-ins - Evaluate and implement authentication using connected systems |
| Topic 4: Project and Resource Management | - Recommend the protocols and procedures involved in Appian governance - Manage and lead essential activities across an Agile team - Interpret client requirements and recommend technical design options |
| Topic 5: Proactively Design for Scalability and Performance | - Monitor and troubleshoot issues at the application level - Plan and evaluate load testing - Build and maintain scalable applications - Design and implement performant Appian components |
| Topic 6: Platform Management | - Implement administration console settings - Troubleshoot and resolve issues at the environment level, involving Appian Support when necessary - Schedule, execute, and troubleshoot application deployments across environments - Describe basic platform enterprise architecture and how it's used |
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질문 # 38
You are running an inspection as part of the first deployment process from TEST to PROD. You receive a notice that one of your objects will not deploy because it is dependent on an object from an application owned by a separate team.
What should be your next step?
정답:D
설명:
Comprehensive and Detailed In-Depth Explanation:
As an Appian Lead Developer, managing a deployment from TEST to PROD requires careful handling of dependencies, especially when objects from another team's application are involved. The scenario describes a dependency issue during deployment, signaling a need for collaboration and governance. Let's evaluate each option:
A . Create your own object with the same code base, replace the dependent object in the application, and deploy to PROD:
This approach involves duplicating the object, which introduces redundancy, maintenance risks, and potential version control issues. It violates Appian's governance principles, as objects should be owned and managed by their respective teams to ensure consistency and avoid conflicts. Appian's deployment best practices discourage duplicating objects unless absolutely necessary, making this an unsustainable and risky solution.
B . Halt the production deployment and contact the other team for guidance on promoting the object to PROD:
This is the correct step. When an object from another application (owned by a separate team) is a dependency, Appian's deployment process requires coordination to ensure both applications' objects are deployed in sync. Halting the deployment prevents partial deployments that could break functionality, and contacting the other team aligns with Appian's collaboration and governance guidelines. The other team can provide the necessary object version, adjust their deployment timeline, or resolve the dependency, ensuring a stable PROD environment.
C . Check the dependencies of the necessary object. Deploy to PROD if there are few dependencies and it is low risk:
This approach risks deploying an incomplete or unstable application if the dependency isn't fully resolved. Even with "few dependencies" and "low risk," deploying without the other team's object could lead to runtime errors or broken functionality in PROD. Appian's documentation emphasizes thorough dependency management during deployment, requiring all objects (including those from other applications) to be promoted together, making this risky and not recommended.
D . Push a functionally viable package to PROD without the dependencies, and plan the rest of the deployment accordingly with the other team's constraints:
Deploying without dependencies creates an incomplete solution, potentially leaving the application non-functional or unstable in PROD. Appian's deployment process ensures all dependencies are included to maintain application integrity, and partial deployments are discouraged unless explicitly planned (e.g., phased rollouts). This option delays resolution and increases risk, contradicting Appian's best practices for Production stability.
Conclusion: Halting the production deployment and contacting the other team for guidance (B) is the next step. It ensures proper collaboration, aligns with Appian's governance model, and prevents deployment errors, providing a safe and effective resolution.
Appian Documentation: "Deployment Best Practices" (Managing Dependencies Across Applications).
Appian Lead Developer Certification: Application Management Module (Cross-Team Collaboration).
Appian Best Practices: "Handling Production Deployments" (Dependency Resolution).
질문 # 39
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?
정답:C
설명:
Comprehensive and Detailed In-Depth Explanation:
Troubleshooting performance degradation in complex SQL views within an Appian application requires a systematic approach. The views, described as having hundreds of lines of SQL, suggest potential issues with query execution, indexing, or join efficiency. As a new team member, the first step should focus on quickly identifying the root cause without overhauling the system prematurely. Appian's Performance Troubleshooting Guide and database optimization best practices provide the framework for this process.
Option B (Run an explain statement on the views, identify critical areas of improvement that can be remediated without business knowledge):
This is the recommended first step. Running an EXPLAIN statement (or equivalent, such as EXPLAIN PLAN in some databases) analyzes the query execution plan, revealing details like full table scans, missing indices, or inefficient joins. This technical analysis can identify immediate optimization opportunities (e.g., adding indices or rewriting subqueries) without requiring business input, allowing you to address low-hanging fruit quickly. Appian encourages using database tools to diagnose performance issues before involving stakeholders, making this a practical starting point as you familiarize yourself with the application.
Option A (Go through the entire database structure to obtain an overview, ensure you understand the business needs, and then normalize the tables to optimize performance):
This is too broad and time-consuming as a first step. Understanding business needs and normalizing tables are valuable but require collaboration with the team and stakeholders, delaying action. It's better suited for a later phase after initial technical analysis.
Option C (Go through all of the tables one by one to identify which of the grouped by, ordered by, or joined keys are currently indexed):
Manually checking indices is useful but inefficient without first knowing which queries are problematic. The EXPLAIN statement provides targeted insights into index usage, making it a more direct initial step than a manual table-by-table review.
Option D (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):
Identifying null values and planning restructures is a long-term optimization strategy, not a first step. It requires team input and may not address the immediate performance degradation, which is better tackled with query-level diagnostics.
Starting with an EXPLAIN statement allows you to gather data-driven insights, align with Appian's performance troubleshooting methodology, and proceed with informed optimizations.
질문 # 40
You have an active development team (Team A) building enhancements for an application (App X) and are currently using the TEST environment for User Acceptance Testing (UAT).
A separate operations team (Team B) discovers a critical error in the Production instance of App X that they must remediate. However, Team B 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 A's capital project is only minorly interrupted, and Team B's critical fix can be completed and deployed quickly to end users?
정답:D
설명:
Comprehensive and Detailed In-Depth Explanation:
As an Appian Lead Developer, managing concurrent development and operations (hotfix) activities across limited environments (DEV, TEST, PROD) requires minimizing disruption to Team A's enhancements while ensuring Team B's critical fix reaches PROD quickly. The scenario highlights no hotfix stream, active UAT in TEST, and a critical PROD issue, necessitating a strategic approach. Let's evaluate each option:
A . Team B must communicate to Team A which component will be addressed in the hotfix to avoid overlap of changes. If 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:
This is the best approach. It ensures collaboration between teams to prevent conflicts, leveraging Appian's version control (e.g., object versioning in Appian Designer). Team B identifies the critical component, checks for overlap with Team A's work, and uses versioning to isolate changes. If no overlap exists, the hotfix deploys directly; if overlap occurs, versioning preserves Team A's work, allowing the hotfix to deploy and then reverting the component for Team A's continuation. This minimizes interruption to Team A's UAT, enables rapid PROD deployment, and aligns with Appian's change management best practices.
B . Team A must analyze their current codebase in DEV to merge the hotfix changes into their latest enhancements. Team B is then required to wait for the hotfix to follow regular deployment protocols from DEV to the PROD environment:
This delays Team B's critical fix, as regular deployment (DEV → TEST → PROD) could take weeks, violating the need for "quick deployment to end users." It also risks introducing Team A's untested enhancements into the hotfix, potentially destabilizing PROD. Appian's documentation discourages mixing development and hotfix workflows, favoring isolated changes for urgent fixes, making this inefficient and risky.
C . Team B 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 Team A to ensure they are incorporated as part of the next release:
Using TEST for hotfix development disrupts Team A's UAT, as TEST is already in use for their enhancements. Direct deployment from TEST to PROD skips DEV validation, increasing risk, and doesn't address overlap with Team A's work. Appian's deployment guidelines emphasize separate streams (e.g., hotfix streams) to avoid such conflicts, making this disruptive and unsafe.
D . Team B must address the changes directly in PROD. As there is no hotfix stream, and DEV 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 B can update DEV and TEST accordingly:
Making changes directly in PROD is highly discouraged in Appian due to lack of testing, version control, and rollback capabilities, risking further instability. This violates Appian's Production governance and security policies, and delays Team B's updates until Team A finishes, contradicting the need for a "quick deployment." Appian's best practices mandate using lower environments for changes, ruling this out.
Conclusion: Team B communicating with Team A, versioning components if needed, and deploying the hotfix (A) is the risk mitigation effort. It ensures minimal interruption to Team A's work, rapid PROD deployment for Team B's fix, and leverages Appian's versioning for safe, controlled changes-aligning with Lead Developer standards for multi-team coordination.
Appian Documentation: "Managing Production Hotfixes" (Versioning and Change Management).
Appian Lead Developer Certification: Application Management Module (Hotfix Strategies).
Appian Best Practices: "Concurrent Development and Operations" (Minimizing Risk in Limited Environments).
질문 # 41
Your client's customer management application is finally released to Production. After a few weeks of small enhancements and patches, the client is ready to build their next application. The new application will leverage customer information from the first application to allow the client to launch targeted campaigns for select customers in order to increase sales. As part of the first application, your team had built a section to display key customer information such as their name, address, phone number, how long they have been a customer, etc. A similar section will be needed on the campaign record you are building. One of your developers shows you the new object they are working on for the new application and asks you to review it as they are running into a few issues. What feedback should you give?
정답:C
설명:
Comprehensive and Detailed In-Depth Explanation:
The scenario involves reusing a customer information section from an existing application in a new application for campaign management, with the developer encountering issues. Appian's best practices emphasize reusability, efficiency, and maintainability, especially when leveraging existing components across applications.
Option B (Ask the developer to convert the original customer section into a shared object so it can be used by the new application):
This is the recommended approach. Converting the original section into a shared object (e.g., a reusable interface component) allows it to be accessed across applications without duplication. Appian's Design Guide highlights the use of shared components to promote consistency, reduce redundancy, and simplify maintenance. Since the new application requires similar customer data (name, address, etc.), reusing the existing section-after ensuring it is modular and adaptable-addresses the developer's issues while aligning with the client's goal of leveraging prior work. The developer can then adjust the shared object (e.g., via parameters) to fit the campaign context, resolving their issues collaboratively.
Option A (Provide guidance to the developer on how to address the issues so that they can proceed with their work):
While providing guidance is valuable, it doesn't address the root opportunity to reuse existing code. This option focuses on fixing the new object in isolation, potentially leading to duplicated effort if the original section could be reused instead.
Option C (Point the developer to the relevant areas in the documentation or Appian Community where they can find more information on the issues they are running into):
This is a passive approach and delays resolution. As a Lead Developer, offering direct support or a strategic solution (like reusing components) is more effective than redirecting the developer to external resources without context.
Option D (Create a duplicate version of that section designed for the campaign record):
Duplication violates Appian's principle of DRY (Don't Repeat Yourself) and increases maintenance overhead. Any future updates to customer data display logic would need to be applied to multiple objects, risking inconsistencies.
Given the need to leverage existing customer information and the developer's issues, converting the section to a shared object is the most efficient and scalable solution.
질문 # 42
You are the project lead for an Appian project with a supportive product owner and complex business requirements involving a customer management system. Each week, you notice the product owner becoming more irritated and not devoting as much time to the project, resulting in tickets becoming delayed due to a lack of involvement. Which two types of meetings should you schedule to address this issue?
정답:C,D
설명:
Comprehensive and Detailed In-Depth Explanation:
As an Appian Lead Developer, managing stakeholder engagement and ensuring smooth project progress are critical responsibilities. The scenario describes a product owner whose decreasing involvement is causing delays, which requires a proactive and collaborative approach rather than an immediate escalation to replacement. Let's analyze each option:
A . An additional daily stand-up meeting: While daily stand-ups are a core Agile practice to align the team, adding another one specifically to secure the product owner's time is inefficient. Appian's Agile methodology (aligned with Scrum) emphasizes that stand-ups are for the development team to coordinate, not to force stakeholder availability. The product owner's irritation might increase with additional meetings, making this less effective.
B . A risk management meeting with your program manager: This is a correct choice. Appian Lead Developer documentation highlights the importance of risk management in complex projects (e.g., customer management systems). Delays due to lack of product owner involvement constitute a project risk. Escalating this to the program manager ensures visibility and allows for strategic mitigation, such as resource reallocation or additional support, without directly confronting the product owner in a way that could damage the relationship. This aligns with Appian's project governance best practices.
C . A sprint retrospective with the product owner and development team: This is also a correct choice. The sprint retrospective, as per Appian's Agile guidelines, is a key ceremony to reflect on what's working and what isn't. Including the product owner fosters collaboration and provides a safe space to address their reduced involvement and its impact on ticket delays. It encourages team accountability and aligns with Appian's focus on continuous improvement in Agile development.
D . A meeting with the sponsor to discuss the product owner's performance and request a replacement: This is premature and not recommended as a first step. Appian's Lead Developer training emphasizes maintaining strong stakeholder relationships and resolving issues collaboratively before escalating to drastic measures like replacement. This option risks alienating the product owner and disrupting the project further, which contradicts Appian's stakeholder management principles.
Conclusion: The best approach combines B (risk management meeting) to address the immediate risk of delays with a higher-level escalation and C (sprint retrospective) to collaboratively resolve the product owner's engagement issues. These align with Appian's Agile and leadership strategies for Lead Developers.
Appian Lead Developer Certification: Agile Project Management Module (Risk Management and Stakeholder Engagement).
Appian Documentation: "Best Practices for Agile Development in Appian" (Sprint Retrospectives and Team Collaboration).
질문 # 43
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