Microsoft PL-900 Power Platform Fundamentals Exam Dumps and Practice Test Questions Set 10 Q136 — 150
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Question 136
Which feature in Power BI allows users to ask questions about their data using natural language?
A) Q&A
B) Power Query
C) DAX
D) Dataflows
Answer: A
Explanation:
Q&A (Question and Answers) is a natural language query feature in Power BI that enables users to ask questions about their data using conversational language and receive answers in the form of visualizations without needing to know technical query languages or understand the underlying data structure. This feature democratizes data exploration by allowing business users to interact with data intuitively through typing or speaking questions in plain English or other supported languages.
The Q&A engine uses artificial intelligence and natural language processing to interpret user questions, identify relevant data fields, determine appropriate relationships between tables, and generate suitable visualizations to answer the question. Users can type questions like «What were total sales last year by region» or «Show me top 10 customers by revenue» and Q&A automatically creates appropriate charts, tables, or cards. The feature understands synonyms, common business terms, and various ways of phrasing questions, making it accessible to users without data expertise.
Q&A can be added to Power BI reports as a visual element where end users can ask their own questions, or it can be used during report creation to quickly generate visualizations. The feature includes suggested questions based on the data model to help users get started. Data modelers can enhance Q&A effectiveness by teaching it organization-specific terminology, defining synonyms for field names, and configuring featured questions. Q&A supports multiple languages and can be embedded in applications through Power BI Embedded.
Power Query is a data transformation tool for shaping and cleaning data before loading it into reports. DAX is a formula language for creating calculations and measures in data models. Dataflows provide reusable data preparation logic. While these features are powerful components of Power BI, Q&A specifically addresses the natural language query scenario, enabling users to explore data conversationally and discover insights through intuitive question-asking rather than building reports manually.
Question 137
What is the primary purpose of using solutions in Power Platform?
A) To package and deploy multiple components together as a single unit for application lifecycle management
B) To create user interfaces for applications
C) To store large amounts of data
D) To send automated email notifications
Answer: A
Explanation:
Solutions in Microsoft Power Platform serve as containers for packaging multiple components including apps, flows, tables, connectors, and other resources together as a single deployable unit, enabling application lifecycle management across environments. Solutions facilitate organized development, version control, dependency management, and controlled deployment of Power Platform assets from development through testing to production environments.
Solutions support both unmanaged and managed deployment models. Unmanaged solutions are used during development allowing components to be edited, customized, and evolved as the solution is built. Managed solutions are locked packages deployed to target environments where the components cannot be directly modified, providing protection for production assets and enabling clean uninstallation. Solutions can have dependencies on other solutions, and the platform tracks these dependencies to ensure all required components are present when deploying.
The solution framework enables several critical ALM scenarios including moving applications and components between environments through export and import, tracking changes and versions of solutions over time, managing multiple developers working on the same solution through segmentation and layering, deploying updates to existing solutions while preserving customizations, and removing solutions cleanly including all their components. Solutions support both manual export/import workflows and automated deployment pipelines through ALM Accelerator or Azure DevOps integration.
User interface creation occurs through Power Apps designers. Data storage is provided by Dataverse and other data sources. Email notifications are sent through Power Automate flows. While solutions can contain apps with interfaces, flows that send emails, and references to data tables, the solution construct specifically addresses the packaging and deployment challenge, providing the structure needed for professional application lifecycle management practices in Power Platform development.
Question 138
Which Power Automate flow type is designed to guide users through a business process with multiple stages in a model-driven app?
A) Business process flow
B) Automated cloud flow
C) Instant cloud flow
D) Desktop flow
Answer: A
Explanation:
Business process flows are a specialized type of flow in Power Automate designed to guide users through defined business processes within model-driven apps by providing a structured, stage-based interface that ensures consistent process execution and data collection. Business process flows appear at the top of model-driven app forms, showing users where they are in a process and what information needs to be completed at each stage.
Business process flows consist of stages that represent phases in the business process, steps within each stage that identify required data fields or actions, and conditions that control flow between stages. For example, a lead-to-opportunity sales process might include stages for qualification, proposal, negotiation, and closing, with specific information required at each stage. The visual progress bar shows users their current position in the process and allows navigation between stages when appropriate.
The platform enforces business logic through business process flows by requiring certain fields to be completed before advancing stages, executing validation rules, and optionally preventing users from proceeding until required actions are complete. Business process flows can span multiple tables (entities) enabling processes that involve related records such as moving from a lead to an opportunity to a quote. Branching logic allows different process paths based on data values or user decisions.
Automated cloud flows are triggered by events and run without user interaction. Instant cloud flows are manually triggered but do not provide guided process interfaces. Desktop flows automate desktop applications. Business process flows specifically address the need for structured, user-guided processes within business applications, ensuring users follow established procedures, complete required information, and move through process stages consistently, which improves process compliance and data quality.
Question 139
What is the purpose of the Power Platform Center of Excellence (CoE) Starter Kit?
A) To provide governance, compliance, and adoption tools for administering Power Platform at scale
B) To create sample applications for training purposes
C) To replace the Power Platform Admin Center
D) To host Power Platform applications
Answer: A
Explanation:
The Power Platform Center of Excellence Starter Kit is a comprehensive collection of components including Power Apps, Power Automate flows, Power BI reports, and best practice documentation designed to help organizations establish governance, gain visibility, drive adoption, and manage Power Platform at enterprise scale. The CoE Starter Kit provides reference implementations of monitoring, compliance, nurturing, and governance patterns that organizations can deploy and customize for their needs.
The CoE Starter Kit includes several key components organized into themed toolkits. The Core Components provide inventory and monitoring capabilities that discover all apps, flows, connectors, and makers in the tenant, track usage metrics, and maintain a comprehensive view of Power Platform assets. The Governance Components include compliance processes for app and flow approval, archival of unused resources, and enforcement of naming conventions and documentation standards. The Nurture Components support maker community development through communication templates, training materials, and onboarding programs.
Additional capabilities include the Power BI dashboard providing executive visibility into Power Platform adoption, usage patterns, and compliance metrics, automation flows that send welcome emails to new makers and reminders about app documentation, audit log analysis that identifies potential security or compliance issues, and app quarantine processes that temporarily disable non-compliant resources. The toolkit implements these capabilities using Power Platform itself, demonstrating best practices for building enterprise solutions.
Sample training applications are separate from the CoE Starter Kit’s governance focus. The CoE Starter Kit complements rather than replaces the Admin Center by providing additional governance automation and reporting. Application hosting is provided by the Power Platform infrastructure. The CoE Starter Kit specifically addresses the organizational and cultural aspects of Power Platform success, providing the tools needed to balance citizen development empowerment with appropriate governance, visibility, and support.
Question 140
Which component of Power Apps allows you to create reusable components that can be used across multiple canvas apps?
A) Component library
B) Data gateway
C) Environment variables
D) Connection references
Answer: A
Explanation:
Component libraries in Power Apps enable creators to build reusable components that encapsulate functionality, user interface elements, and logic that can be shared across multiple canvas apps within an environment. Component libraries promote consistency, reduce development time, enable centralized updates, and support standardization of user experience and functionality across an organization’s app portfolio.
Components created in a component library can include input controls, display elements, custom interactive widgets, or complete functional modules that combine multiple controls with logic and data connections. Each component defines custom properties that allow consuming apps to configure the component’s behavior and appearance without modifying the component itself. For example, a company might create a header component with logo, navigation, and user profile elements, or a data grid component with sorting and filtering capabilities.
When a component library is imported into a canvas app, the components become available in the Insert menu alongside standard controls. Apps that use components from a library maintain a reference to the library, and when the library is updated, consuming apps can be updated to use the new component versions. This centralized update capability is particularly valuable for maintaining consistent branding, fixing bugs across multiple apps simultaneously, or rolling out enhanced functionality.
Data gateways enable connectivity to on-premises data sources but do not provide component reusability. Environment variables store configuration values but are not user interface components. Connection references manage data source connections but do not contain reusable UI elements. Component libraries specifically address the challenge of consistent user experience and code reuse across canvas apps, enabling organizations to build once and reuse many times while maintaining centralized control over shared functionality.
Question 141
What is the primary benefit of using Microsoft Dataverse for Teams?
A) Provides a built-in low-code data platform within Microsoft Teams for building apps and workflows
B) Replaces the need for Microsoft Teams licenses
C) Allows unlimited external user access
D) Provides free Power BI Premium capacity
Answer: A
Explanation:
Microsoft Dataverse for Teams is a built-in, low-code data platform integrated directly into Microsoft Teams that provides relational data storage, rich data types, enterprise-grade governance, and one-click solution deployment for building apps and automating workflows within the Teams context. Dataverse for Teams enables teams to quickly build and deploy custom solutions without leaving the Teams environment and without requiring separate Power Platform environments or additional licensing beyond Microsoft Teams licenses.
Dataverse for Teams is automatically provisioned when users create their first Power App or chatbot within a Teams team, creating a Dataverse for Teams environment scoped to that specific team. This environment includes a Dataverse database with up to 1 million rows of data storage and standard tables for building team-focused applications. The platform supports the same table structure, relationships, and business logic capabilities as standard Dataverse but with capacity limits appropriate for team-level scenarios rather than enterprise-wide deployments.
Solutions built with Dataverse for Teams can include canvas apps, model-driven apps, chatbots created with Power Virtual Agents, and automated workflows with Power Automate, all sharing the same underlying data platform. The integration with Teams provides seamless user experience where apps appear as tabs within Teams channels, chatbots respond in Teams conversations, and notifications flow through Teams messaging. Apps and data remain within the team’s governance boundary with security inherited from Teams permissions.
Dataverse for Teams does not replace Teams licenses but is included with specific Teams licenses. External access follows Teams guest user policies rather than providing unlimited access. Power BI capabilities are separate from Dataverse for Teams provisioning. The primary value of Dataverse for Teams lies in democratizing app development within the collaboration context of Teams, enabling team members to solve their own business problems with custom applications while maintaining appropriate governance and data management capabilities.
Question 142
Which feature in Power Automate enables flows to wait for external events or approvals before continuing execution?
A) Triggers and actions with wait conditions
B) Desktop recorder
C) Connection references
D) Solution checker
Answer: A
Explanation:
Power Automate provides triggers and actions with built-in wait conditions that enable flows to pause execution and wait for external events, user responses, approvals, or time-based conditions before continuing with subsequent actions. This capability is essential for orchestrating business processes that require human interaction, external system responses, or coordination of timing across multiple activities.
Approval actions are a common example where flows can send approval requests to users and wait for their response before proceeding. The flow suspends execution at the approval step, sends notification to approvers, and resumes only when an approval decision is received, allowing different execution paths based on whether the request was approved or rejected. Other wait scenarios include HTTP webhook actions that wait for callbacks from external systems, delay actions that pause for a specified duration, and delay until actions that wait until a specific date and time.
The platform maintains flow state during wait periods, which can extend from seconds to months depending on the scenario and licensing. When flows resume after waiting, they continue with the context and data from earlier in the execution. Wait actions enable sophisticated scenarios including multi-stage approval workflows with escalation, scheduled execution at specific business dates, coordination with external asynchronous processes, and human-in-the-loop automation where business users make decisions within automated workflows.
Desktop recorder creates desktop flows through recording user actions but does not involve wait conditions. Connection references manage connections in solutions but do not control flow execution timing. Solution checker validates solution components but does not affect runtime flow behavior. The wait capability in Power Automate triggers and actions specifically enables asynchronous and human-interactive processes, making automation flexible enough to handle real-world business scenarios that do not follow simple linear execution patterns.
Question 143
What is the purpose of environment variables in Power Platform solutions?
A) To store configuration values that can differ across environments without modifying the solution
B) To create user accounts in Active Directory
C) To design user interfaces for applications
D) To schedule automated backups
Answer: A
Explanation:
Environment variables in Power Platform provide a mechanism to store configuration values, settings, and parameters that can have different values across environments without requiring modification of the solution components themselves. Environment variables enable solutions to be environment-agnostic, supporting consistent deployment across development, test, and production environments while accommodating environment-specific configurations.
Environment variables can store various types of data including simple text values, numbers, JSON data, data source references, and secrets (though secrets should generally be stored in Azure Key Vault with references). Common use cases include storing API endpoints that differ between test and production, connection strings for external systems, feature flags that enable or disable functionality, tenant-specific identifiers, and operational parameters like batch sizes or timeout values.
When a solution containing environment variables is imported into a new environment, administrators can provide environment-specific values during import or configure them afterward through the solution’s environment variables interface. Applications and flows reference environment variables rather than hard-coding values, allowing the same solution package to work correctly in different environments with appropriate configuration. This separation of code and configuration aligns with application lifecycle management best practices.
Environment variables do not manage Active Directory accounts, which is handled through Azure AD administration. User interface design occurs through Power Apps designers. Backup scheduling is configured in the Power Platform Admin Center. Environment variables specifically address the configuration management challenge in ALM, enabling solutions to be portable across environments while accommodating the necessary environmental differences, reducing deployment complexity and minimizing the risk of configuration errors when promoting solutions through the lifecycle.
Question 144
Which Power BI feature allows multiple users to collaborate on creating and editing reports in a web browser?
A) Power BI Service
B) Power BI Desktop only
C) Power BI Mobile
D) Power BI Embedded
Answer: A
Explanation:
Power BI Service is the cloud-based, web-accessible component of Power BI that enables users to view, share, collaborate on, and create reports directly in a web browser without requiring Power BI Desktop installation. While Power BI Desktop provides the full report authoring experience for complex report development, Power BI Service includes web-based editing capabilities that allow multiple users to collaborate on reports, make updates, and publish changes all within the browser environment.
The Power BI Service provides several collaboration features including workspace functionality where teams can collaborate on datasets, reports, and dashboards with role-based permissions controlling who can view, edit, or share content, commenting capabilities that allow users to discuss insights and tag colleagues, subscriptions that deliver report snapshots via email on defined schedules, and sharing options that enable controlled distribution of content to users within and outside the organization.
Web editing in Power BI Service allows users to modify existing reports by adding or removing visuals, changing filters and slicers, updating formatting and colors, and adjusting layouts directly in the browser. While complex data modeling typically occurs in Power BI Desktop, Power BI Service includes dataflow creation and basic modeling capabilities. The service also provides quick insights that automatically generate visualizations, report themes for consistent styling, and integration with Microsoft Teams for embedded analytics in collaboration contexts.
Power BI Desktop is a Windows application for advanced report authoring but does not provide web-based collaboration. Power BI Mobile is for consuming reports on mobile devices with limited editing capabilities. Power BI Embedded enables integrating analytics into custom applications but is not primarily a collaboration tool. Power BI Service specifically addresses the cloud collaboration scenario, enabling teams to work together on business intelligence content through accessible web interfaces without requiring desktop software installation.
Question 145
What is the purpose of the «Test» feature in Power Apps when building canvas apps?
A) To preview and interact with the app during development to verify functionality before publishing
B) To permanently delete the app from the environment
C) To share the app with all users in the organization
D) To export the app to a different file format
Answer: A
Explanation:
The Test feature in Power Apps Studio provides a preview mode that allows creators to interact with their canvas app during development exactly as end users would experience it, enabling verification of functionality, user interface behavior, data connections, and business logic before publishing the app to users. Testing during development helps identify issues early, validate user experience, and ensure the app works correctly before deployment.
When entering Test mode, the app runs in a fully functional state where creators can click buttons, navigate between screens, enter data into forms, trigger workflows, and interact with connected data sources. All formulas execute, data operations perform actual reads and writes, and integrations with external services operate as they would for end users. This realistic testing environment helps creators identify issues including broken formulas, incorrect navigation logic, data connectivity problems, performance concerns, and user experience issues.
Power Apps Studio also includes a monitoring tool called Monitor that can be used during testing to see detailed execution information including formula evaluation results, data operation performance, errors and warnings, and network requests. Monitor helps diagnose issues by showing what happens behind the scenes as the app runs. Creators can test different scenarios including various data conditions, user roles with different permissions, edge cases, and error conditions to ensure robust app behavior.
Deleting apps is done through separate app management options, not the Test feature. Sharing apps occurs through the Share menu after publishing. Exporting apps uses package export functionality. The Test feature specifically focuses on the development-time validation scenario, enabling iterative development where creators can make changes, immediately test them, identify issues, adjust the app, and test again until the app functions correctly, significantly improving app quality before users encounter it.
Question 146
Which type of Power Automate flow would you use to automate the extraction of data from invoices using AI?
A) Cloud flow with AI Builder
B) Desktop flow only
C) Business process flow
D) Solution-aware flow without AI
Answer: A
Explanation:
Cloud flows integrated with AI Builder provide the optimal approach for automating invoice data extraction using artificial intelligence, combining Power Automate’s workflow orchestration capabilities with AI Builder’s pre-built and custom AI models for document processing. AI Builder includes specific models designed for form and invoice processing that can extract structured data from documents automatically without requiring custom machine learning development.
The invoice processing scenario typically involves a cloud flow triggered when invoices arrive via email, SharePoint upload, or other sources. The flow uses AI Builder’s invoice processing model to analyze the document and extract key information including vendor details, invoice numbers, dates, line items, amounts, and tax information. The extracted data can then be automatically written to Dataverse, sent for approval, posted to financial systems, or processed according to business requirements, significantly reducing manual data entry effort.
AI Builder provides pre-built models for invoice processing, receipt processing, and business card reading that work immediately without training, as well as form processing models that can be trained on organization-specific document templates. The accuracy of extraction improves over time through validation feedback. Cloud flows can include conditional logic to handle different confidence levels in AI predictions, routing low-confidence extractions to human review while automatically processing high-confidence results.
Desktop flows can perform invoice processing through screen scraping but lack native AI capabilities and are less efficient than cloud-based AI. Business process flows guide users through processes but do not perform automation. Solution-aware flows provide ALM benefits but without AI Builder integration cannot perform intelligent document processing. Cloud flows with AI Builder specifically combine workflow automation with artificial intelligence to enable sophisticated document processing scenarios that eliminate repetitive manual work.
Question 147
What is the primary benefit of using the Power Apps mobile application?
A) Provides access to canvas and model-driven apps on mobile devices with offline capabilities
B) Replaces the need for Power Apps licenses
C) Creates new applications directly on smartphones
D) Provides administrative access to all Power Platform environments
Answer: A
Explanation:
The Power Apps mobile application for iOS and Android devices enables users to access both canvas apps and model-driven apps on their smartphones and tablets, providing mobile-optimized experiences with offline data capabilities that allow users to continue working even without network connectivity. The mobile app automatically synchronizes data when connectivity is restored, ensuring business continuity for mobile workers.
Power Apps mobile provides a native mobile experience rather than simply displaying web versions of apps. The mobile app includes features optimized for mobile devices including support for device capabilities like camera, GPS location, barcode scanning, and push notifications, responsive layouts that adapt to different screen sizes and orientations, gesture support for touch interactions, and integration with mobile device features. Apps designed with mobile use cases in mind provide efficient, productive experiences for field workers, sales teams, and other mobile users.
The offline capability is particularly valuable for scenarios where users work in areas with limited connectivity. Model-driven apps automatically include offline support for configured tables, downloading data to the device and tracking changes made offline for synchronization when online. Canvas apps can implement offline scenarios using collections and the SaveData and LoadData functions. The mobile app manages the complexity of conflict resolution when multiple users edit the same data offline.
Power Apps licenses are still required to access apps through the mobile application; the mobile app is a client interface not a licensing substitute. Creating new applications requires Power Apps Studio on a desktop browser or desktop application, though light editing may be possible on some features. Administrative functions are accessed through the Power Platform Admin Center in a web browser. The Power Apps mobile app specifically addresses the mobile access scenario, extending Power Platform solutions to mobile workers and enabling productivity regardless of location or connectivity.
Question 148
Which feature allows Power Platform solutions to respond to changes in external systems in real-time?
A) Event-driven triggers in Power Automate
B) Scheduled flows only
C) Manual button flows
D) Static data connections
Answer: A
Explanation:
Event-driven triggers in Power Automate enable flows to respond immediately to changes in external systems by subscribing to events and executing automatically when specific conditions occur, providing real-time integration and responsive automation without requiring polling or scheduled checking. Event-driven architecture is more efficient, provides faster response times, and reduces unnecessary processing compared to polling-based approaches.
Event-driven triggers include webhook-based triggers where external systems notify Power Automate when events occur, such as when a new item is added to a SharePoint list, when an email arrives in Outlook, when a record is created in Dynamics 365, or when a form is submitted on a website. Many connectors provide event-based triggers that use push notifications from the service rather than periodic polling. The Dataverse connector includes triggers for table changes that fire immediately when rows are created, updated, or deleted.
Real-time responsiveness is critical for many business scenarios including customer service workflows that must respond immediately to support requests, approval processes that notify approvers instantly when requests are submitted, alert systems that must trigger within seconds of threshold violations, and integration scenarios where one system must immediately update another. Event-driven flows provide this responsiveness while minimizing API calls and resource consumption compared to frequently scheduled flows checking for changes.
Scheduled flows run at defined intervals regardless of whether changes occurred and cannot provide real-time response. Manual button flows require human initiation rather than responding to system events. Static data connections do not inherently provide change notification capabilities. Event-driven triggers in Power Automate specifically enable the real-time integration scenarios that modern businesses require, allowing processes to respond immediately to business events rather than waiting for scheduled checking intervals.
Question 149
What is the purpose of role-based security in Microsoft Dataverse?
A) To control what actions users can perform on data based on assigned security roles
B) To create visual designs for applications
C) To schedule automated workflows
D) To compress data for storage efficiency
Answer: A
Explanation:
Role-based security in Microsoft Dataverse provides a comprehensive permission system that controls what actions users can perform on data by assigning them to security roles that define specific privileges for tables and records. This security model enables organizations to implement least privilege access, ensure data confidentiality, maintain regulatory compliance, and provide users with appropriate access to perform their job functions without exposing sensitive information or allowing unauthorized actions.
Dataverse security operates at multiple levels including table-level privileges that control create, read, write, delete, append, and append to permissions for each table, column-level security that can hide specific sensitive columns from users without appropriate permissions, and row-level security that limits which specific records users can access based on business unit ownership, hierarchical relationships, or explicit sharing. Security roles combine these privileges into coherent permission sets aligned with business functions.
Security roles can grant privileges at different scope levels including organization level for access to all records, business unit level for records owned by the user’s business unit, and user level for only records owned by the user. This hierarchical approach supports organizational structures where managers need broader access than their team members. Dataverse also includes team ownership allowing groups of users to share ownership of records, and sharing features that enable record owners to grant specific users access to individual records.
Visual design is performed in Power Apps Studio. Workflow scheduling occurs in Power Automate. Data compression is a database engine function. Role-based security specifically addresses access control and data protection, implementing the principle of least privilege to ensure users have necessary access to perform their roles while protecting sensitive information from unauthorized access, maintaining audit trails of security changes, and supporting complex organizational security requirements.
Question 150
Which Power Platform feature helps ensure that apps and flows meet organizational standards before deployment?
A) Solution checker
B) Power Query
C) Canvas app templates
D) Desktop flow recorder
Answer: A
Explanation:
Solution checker is an automated analysis tool in Power Platform that evaluates solutions against a set of best practice rules to identify potential problems, performance issues, security vulnerabilities, and violations of recommended patterns before deployment to production environments. Solution checker helps maintain quality standards, reduce technical debt, and prevent issues that could impact reliability, performance, or maintainability of Power Platform solutions.
Solution checker analyzes various solution components including canvas apps, model-driven apps, Power Automate flows, Dataverse customizations, and PCF controls, examining them for issues including performance anti-patterns like inefficient queries or excessive API calls, accessibility problems that would impact users with disabilities, security concerns like insufficient input validation, upgrade issues that could cause problems when updating solutions, and maintainability problems like overly complex formulas or missing documentation.
The checker produces a detailed report categorizing findings by severity including high-severity issues that should be resolved before production deployment, medium-severity warnings that represent areas for improvement, and low-severity informational findings about best practices. Each finding includes an explanation of the issue, why it matters, and often suggestions for remediation. Organizations can integrate solution checker into their ALM processes, running checks automatically before allowing solutions to progress from development to test or production environments.
Power Query transforms data in Power BI. Canvas app templates provide starting points for app development. Desktop flow recorder creates RPA automations. Solution checker specifically addresses quality assurance and governance needs, providing automated validation that supplements manual code review and testing to ensure solutions meet organizational standards for quality, performance, security, and maintainability before they are deployed to production where issues would impact business users.