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Microsoft MB-820 Bundle

Exam Code: MB-820

Exam Name Microsoft Dynamics 365 Business Central Developer

Certification Provider: Microsoft

Corresponding Certification: Microsoft Certified: Dynamics 365 Business Central Developer Associate

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Microsoft Dynamics 365 Business Central Developer (MB-820) Practice Tests

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Microsoft MB-820 Practice Test 28

Question 270

At fictional Upland Facilities, the Business Central development team is supporting service dispatch and support and reviewing solution architecture design during a localization review (MB820-1.1-007). The observed development issue is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. Which recurring engineering check would best prevent this issue from returning?

  1. Review customization requests for unsupported base-object replacement.
  2. Verify authentication and data ownership before adding any Microsoft 365 integration.
  3. Validate client and service assumptions in the solution architecture review.
  4. Rehearse extension compatibility against preview or sandbox release environments.

Explanation

Correct Answer

B:

The ongoing check is to verify authentication and data ownership before adding any Microsoft 365 integration. This helps detect recurrence when an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. The associated correction is to select supported Business Central capabilities and explicit service integrations for Microsoft 365 workflows; a confirming result is that the tested solution uses the documented connector or API rather than assuming direct table ownership of external data.

Incorrect Answers

A:

“Review customization requests for unsupported base-object replacement” supports the separate task “design a separate AL extension that adds the required fields and logic through supported extensibility points”, not the reported problem: an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. This case instead calls for “Verify authentication and data ownership before adding any Microsoft 365 integration”.

C:

“Validate client and service assumptions in the solution architecture review” concerns the alternative task “document how the browser client, service tier, AL extensions and managed data platform participate in operations”, but the stated failure is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. The required measure is to verify authentication and data ownership before adding any Microsoft 365 integration.

D:

The proposed “Rehearse extension compatibility against preview or sandbox release environments” tests a different control: assign extension code ownership and compatibility testing to the publisher while Microsoft maintains the online platform. The reported condition is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table; the more direct action is to verify authentication and data ownership before adding any Microsoft 365 integration.

Question 271

At fictional Upland Facilities, the Business Central development team is supporting service dispatch and support and reviewing solution architecture design during a localization review (MB820-1.1-007). The observed development issue is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. Which observed result would most clearly show the intended correction works?

  1. The change uses the appropriate published module or event without changing vendor-owned source.
  2. A sandbox update detects API incompatibility before the live environment is updated.
  3. The tested solution uses the documented connector or API rather than assuming direct table ownership of external data.
  4. An isolated-tenant test shows no unintended cross-tenant records and approved integration transfers only permitted data.

Explanation

Correct Answer

C:

This is the outcome that directly verifies the intended correction: the tested solution uses the documented connector or API rather than assuming direct table ownership of external data. The related solution is to select supported Business Central capabilities and explicit service integrations for Microsoft 365 workflows; it is based on the principle that cross-product collaboration requires defined service boundaries.

Incorrect Answers

A:

“The change uses the appropriate published module or event without changing vendor-owned source” concerns the separate step “use the System Application APIs for reusable system capabilities and extend the Base Application for business processes”. The reported issue is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table, so the direct response is to the tested solution uses the documented connector or API rather than assuming direct table ownership of external data.

B:

“A sandbox update detects API incompatibility before the live environment is updated” concerns the alternative task “track the platform release cycle and qualify extension versions against available compatibility signals”, but the stated failure is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. The required measure is to the tested solution uses the documented connector or API rather than assuming direct table ownership of external data.

D:

“An isolated-tenant test shows no unintended cross-tenant records and approved integration transfers only permitted data” supports the separate task “design explicit authorized integration rather than assuming Business Central tenant databases share company data”, not the reported problem: an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. This case instead calls for “The tested solution uses the documented connector or API rather than assuming direct table ownership of external data”.

Question 272

At fictional Upland Facilities, the Business Central development team is supporting service dispatch and support and reviewing solution architecture design during a localization review (MB820-1.1-007). The observed development issue is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. Which Business Central or AL development principle best explains the right response?

  1. Extension lifecycle planning must consider both publisher and platform version changes.
  2. The System Application and Base Application serve different architectural responsibilities.
  3. Client presentation and application execution have distinct responsibilities.
  4. Cross-product collaboration requires defined service boundaries.

Explanation

Correct Answer

D:

The governing principle is that cross-product collaboration requires defined service boundaries. The engineering response is to select supported Business Central capabilities and explicit service integrations for Microsoft 365 workflows. Verification should show that the tested solution uses the documented connector or API rather than assuming direct table ownership of external data.

Incorrect Answers

A:

“Extension lifecycle planning must consider both publisher and platform version changes” concerns the alternative task “track the platform release cycle and qualify extension versions against available compatibility signals”, but the stated failure is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. The required measure is to select supported Business Central capabilities and explicit service integrations for Microsoft 365 workflows.

B:

The proposed “The System Application and Base Application serve different architectural responsibilities” tests a different control: use the System Application APIs for reusable system capabilities and extend the Base Application for business processes. The reported condition is that an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table; the more direct action is to select supported Business Central capabilities and explicit service integrations for Microsoft 365 workflows.

C:

“Client presentation and application execution have distinct responsibilities” supports the separate task “document how the browser client, service tier, AL extensions and managed data platform participate in operations”, not the reported problem: an order processing extension expects all Microsoft 365 integration functionality to reside in a local AL table. This case instead calls for “select supported Business Central capabilities and explicit service integrations for Microsoft 365 workflows”.

Question 273

At fictional Elmbridge Logistics, the Business Central development team is supporting warehouse shipment scheduling and reviewing AL business logic and user experience during a localization review (MB820-4.2-146). The observed development issue is that a developer uses a journal line as permanent master data for a customer preference. Which Business Central or AL development principle best explains the right response?

  1. Posted entries represent audited transactional history.
  2. Numbering conventions are part of record integrity and auditability.
  3. Normalized relationships model one-to-many master data correctly.
  4. Master and journal data serve different business lifecycles.

Explanation

Correct Answer

D:

The governing principle is that master and journal data serve different business lifecycles. The engineering response is to store stable customer attributes in an appropriate master-data table or extension field. Verification should show that preferences persist independently of temporary transactional journal lines.

Incorrect Answers

A:

The proposed “Posted entries represent audited transactional history” tests a different control: follow the documented posting and corrective-document patterns instead of editing immutable history. The reported condition is that a developer uses a journal line as permanent master data for a customer preference; the more direct action is to store stable customer attributes in an appropriate master-data table or extension field.

B:

“Numbering conventions are part of record integrity and auditability” supports the separate task “use supported numbering and posting design patterns for document identifiers”, not the reported problem: a developer uses a journal line as permanent master data for a customer preference. This case instead calls for “store stable customer attributes in an appropriate master-data table or extension field”.

C:

“Normalized relationships model one-to-many master data correctly” concerns the separate step “represent repeating related records with an appropriate child table and explicit relationship”. The reported issue is that a developer uses a journal line as permanent master data for a customer preference, so the direct response is to store stable customer attributes in an appropriate master-data table or extension field.

Question 274

At fictional Elmbridge Logistics, the Business Central development team is supporting warehouse shipment scheduling and reviewing AL business logic and user experience during a localization review (MB820-4.2-146). The observed development issue is that a developer uses a journal line as permanent master data for a customer preference. Which AL development or design response most directly addresses this issue?

  1. Keep unposted documents and posted accounting entries separate in the lifecycle.
  2. Use standard field validation and business rule entry points before database writes.
  3. Store stable customer attributes in an appropriate master-data table or extension field.
  4. Represent repeating related records with an appropriate child table and explicit relationship.

Explanation

Correct Answer

C:

The most direct corrective response is to store stable customer attributes in an appropriate master-data table or extension field. This addresses the specific failure where a developer uses a journal line as permanent master data for a customer preference. Acceptance evidence is that preferences persist independently of temporary transactional journal lines.

Incorrect Answers

A:

“Keep unposted documents and posted accounting entries separate in the lifecycle” supports the separate task “keep unposted documents and posted accounting entries separate in the lifecycle”, not the reported problem: a developer uses a journal line as permanent master data for a customer preference. This case instead calls for “store stable customer attributes in an appropriate master-data table or extension field”.

B:

“Use standard field validation and business rule entry points before database writes” concerns the separate step “use standard field validation and business rule entry points before database writes”. The reported issue is that a developer uses a journal line as permanent master data for a customer preference, so the direct response is to store stable customer attributes in an appropriate master-data table or extension field.

D:

The proposed “Represent repeating related records with an appropriate child table and explicit relationship” tests a different control: represent repeating related records with an appropriate child table and explicit relationship. The reported condition is that a developer uses a journal line as permanent master data for a customer preference; the more direct action is to store stable customer attributes in an appropriate master-data table or extension field.

Question 275

At fictional Elmbridge Logistics, the Business Central development team is supporting warehouse shipment scheduling and reviewing AL business logic and user experience during a localization review (MB820-4.2-146). The observed development issue is that a developer uses a journal line as permanent master data for a customer preference. Which observed result would most clearly show the intended correction works?

  1. Multiple order lines retain identity, quantities and document-level relationships.
  2. Draft changes do not alter posted ledgers until the authorized posting flow occurs.
  3. Document numbers remain unique and traceable across posting operations.
  4. Preferences persist independently of temporary transactional journal lines.

Explanation

Correct Answer

D:

This is the outcome that directly verifies the intended correction: preferences persist independently of temporary transactional journal lines. The related solution is to store stable customer attributes in an appropriate master-data table or extension field; it is based on the principle that master and journal data serve different business lifecycles.

Incorrect Answers

A:

“Multiple order lines retain identity, quantities and document-level relationships” concerns the separate step “use document header and line table patterns with proper linked records”. The reported issue is that a developer uses a journal line as permanent master data for a customer preference, so the direct response is to preferences persist independently of temporary transactional journal lines.

B:

“Draft changes do not alter posted ledgers until the authorized posting flow occurs” concerns the alternative task “keep unposted documents and posted accounting entries separate in the lifecycle”, but the stated failure is that a developer uses a journal line as permanent master data for a customer preference. The required measure is to preferences persist independently of temporary transactional journal lines.

C:

The proposed “Document numbers remain unique and traceable across posting operations” tests a different control: use supported numbering and posting design patterns for document identifiers. The reported condition is that a developer uses a journal line as permanent master data for a customer preference; the more direct action is to preferences persist independently of temporary transactional journal lines.

Question 276

At fictional Elmbridge Logistics, the Business Central development team is supporting warehouse shipment scheduling and reviewing AL business logic and user experience during a localization review (MB820-4.2-146). The observed development issue is that a developer uses a journal line as permanent master data for a customer preference. Which recurring engineering check would best prevent this issue from returning?

  1. Review schema for repeated fields before release.
  2. Test API-created and page-created records against the same rules.
  3. Review table selection for new durable customer attributes.
  4. Test concurrent document creation and number allocation.

Explanation

Correct Answer

C:

The ongoing check is to review table selection for new durable customer attributes. This helps detect recurrence when a developer uses a journal line as permanent master data for a customer preference. The associated correction is to store stable customer attributes in an appropriate master-data table or extension field; a confirming result is that preferences persist independently of temporary transactional journal lines.

Incorrect Answers

A:

“Review schema for repeated fields before release” concerns the alternative task “represent repeating related records with an appropriate child table and explicit relationship”, but the stated failure is that a developer uses a journal line as permanent master data for a customer preference. The required measure is to review table selection for new durable customer attributes.

B:

The proposed “Test API-created and page-created records against the same rules” tests a different control: use standard field validation and business rule entry points before database writes. The reported condition is that a developer uses a journal line as permanent master data for a customer preference; the more direct action is to review table selection for new durable customer attributes.

D:

“Test concurrent document creation and number allocation” concerns the separate step “use supported numbering and posting design patterns for document identifiers”. The reported issue is that a developer uses a journal line as permanent master data for a customer preference, so the direct response is to review table selection for new durable customer attributes.

Question 277

At fictional Ironwood Charities, the Business Central development team is supporting grant funding and accounting and reviewing AL business logic and user experience during a localization review (MB820-4.2-142). The observed development issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys. Which observed result would most clearly show the intended correction works?

  1. Repeated imports identify existing vendors rather than multiplying records.
  2. Preferences persist independently of temporary transactional journal lines.
  3. Multiple order lines retain identity, quantities and document-level relationships.
  4. Records move only through permitted states and remain intelligible to users.

Explanation

Correct Answer

A:

This is the outcome that directly verifies the intended correction: repeated imports identify existing vendors rather than multiplying records. The related solution is to use stable vendor identifiers and defined match/merge rules for master data; it is based on the principle that master-data identity should not depend on mutable display labels.

Incorrect Answers

B:

“Preferences persist independently of temporary transactional journal lines” supports the separate task “store stable customer attributes in an appropriate master-data table or extension field”, not the reported problem: a supplier import creates duplicate vendor master records because it uses display names as unique keys. This case instead calls for “Repeated imports identify existing vendors rather than multiplying records”.

C:

“Multiple order lines retain identity, quantities and document-level relationships” concerns the separate step “use document header and line table patterns with proper linked records”. The reported issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys, so the direct response is to repeated imports identify existing vendors rather than multiplying records.

D:

“Records move only through permitted states and remain intelligible to users” concerns the alternative task “use an appropriate enum/state model with controlled business transitions”, but the stated failure is that a supplier import creates duplicate vendor master records because it uses display names as unique keys. The required measure is to repeated imports identify existing vendors rather than multiplying records.

Question 278

At fictional Ironwood Charities, the Business Central development team is supporting grant funding and accounting and reviewing AL business logic and user experience during a localization review (MB820-4.2-142). The observed development issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys. Which Business Central or AL development principle best explains the right response?

  1. Master and journal data serve different business lifecycles.
  2. Normalized relationships model one-to-many master data correctly.
  3. Financial posting is a controlled process rather than arbitrary table updates.
  4. Master-data identity should not depend on mutable display labels.

Explanation

Correct Answer

D:

The governing principle is that master-data identity should not depend on mutable display labels. The engineering response is to use stable vendor identifiers and defined match/merge rules for master data. Verification should show that repeated imports identify existing vendors rather than multiplying records.

Incorrect Answers

A:

“Master and journal data serve different business lifecycles” supports the separate task “store stable customer attributes in an appropriate master-data table or extension field”, not the reported problem: a supplier import creates duplicate vendor master records because it uses display names as unique keys. This case instead calls for “use stable vendor identifiers and defined match/merge rules for master data”.

B:

“Normalized relationships model one-to-many master data correctly” concerns the separate step “represent repeating related records with an appropriate child table and explicit relationship”. The reported issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys, so the direct response is to use stable vendor identifiers and defined match/merge rules for master data.

C:

“Financial posting is a controlled process rather than arbitrary table updates” concerns the alternative task “use supported posting codeunits and integration events to preserve core business invariants”, but the stated failure is that a supplier import creates duplicate vendor master records because it uses display names as unique keys. The required measure is to use stable vendor identifiers and defined match/merge rules for master data.

Question 279

At fictional Ironwood Charities, the Business Central development team is supporting grant funding and accounting and reviewing AL business logic and user experience during a localization review (MB820-4.2-142). The observed development issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys. Which recurring engineering check would best prevent this issue from returning?

  1. Review schema for repeated fields before release.
  2. Review table selection for new durable customer attributes.
  3. Test API-created and page-created records against the same rules.
  4. Monitor duplicate creation during bulk imports.

Explanation

Correct Answer

D:

The ongoing check is to monitor duplicate creation during bulk imports. This helps detect recurrence when a supplier import creates duplicate vendor master records because it uses display names as unique keys. The associated correction is to use stable vendor identifiers and defined match/merge rules for master data; a confirming result is that repeated imports identify existing vendors rather than multiplying records.

Incorrect Answers

A:

“Review schema for repeated fields before release” concerns the separate step “represent repeating related records with an appropriate child table and explicit relationship”. The reported issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys, so the direct response is to monitor duplicate creation during bulk imports.

B:

“Review table selection for new durable customer attributes” concerns the alternative task “store stable customer attributes in an appropriate master-data table or extension field”, but the stated failure is that a supplier import creates duplicate vendor master records because it uses display names as unique keys. The required measure is to monitor duplicate creation during bulk imports.

C:

The proposed “Test API-created and page-created records against the same rules” tests a different control: use standard field validation and business rule entry points before database writes. The reported condition is that a supplier import creates duplicate vendor master records because it uses display names as unique keys; the more direct action is to monitor duplicate creation during bulk imports.

Question 280

At fictional Ironwood Charities, the Business Central development team is supporting grant funding and accounting and reviewing AL business logic and user experience during a localization review (MB820-4.2-142). The observed development issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys. Which AL development or design response most directly addresses this issue?

  1. Use stable vendor identifiers and defined match/merge rules for master data.
  2. Use supported posting codeunits and integration events to preserve core business invariants.
  3. Store stable customer attributes in an appropriate master-data table or extension field.
  4. Use supported numbering and posting design patterns for document identifiers.

Explanation

Correct Answer

A:

The most direct corrective response is to use stable vendor identifiers and defined match/merge rules for master data. This addresses the specific failure where a supplier import creates duplicate vendor master records because it uses display names as unique keys. Acceptance evidence is that repeated imports identify existing vendors rather than multiplying records.

Incorrect Answers

B:

The proposed “Use supported posting codeunits and integration events to preserve core business invariants” tests a different control: use supported posting codeunits and integration events to preserve core business invariants. The reported condition is that a supplier import creates duplicate vendor master records because it uses display names as unique keys; the more direct action is to use stable vendor identifiers and defined match/merge rules for master data.

C:

“Store stable customer attributes in an appropriate master-data table or extension field” supports the separate task “store stable customer attributes in an appropriate master-data table or extension field”, not the reported problem: a supplier import creates duplicate vendor master records because it uses display names as unique keys. This case instead calls for “use stable vendor identifiers and defined match/merge rules for master data”.

D:

“Use supported numbering and posting design patterns for document identifiers” concerns the separate step “use supported numbering and posting design patterns for document identifiers”. The reported issue is that a supplier import creates duplicate vendor master records because it uses display names as unique keys, so the direct response is to use stable vendor identifiers and defined match/merge rules for master data.