Pass Your Microsoft MB-820 Exam Easy!

Microsoft MB-820 Exam Questions & Answers, Accurate & Verified By IT Experts

Instant Download, Free Fast Updates, 99.6% Pass Rate

MB-820 Premium Bundle

$74.99

Microsoft MB-820 Premium Bundle

MB-820 Premium File: 131 Questions & Answers

Last Update: Oct 12, 2026

MB-820 PDF Study Guide: 948 Pages

MB-820 Bundle gives you unlimited access to "MB-820" files. However, this does not replace the need for a .vce exam simulator. To download VCE exam simulator click here
Microsoft MB-820 Premium Bundle
Microsoft MB-820 Premium Bundle

MB-820 Premium File: 131 Questions & Answers

Last Update: Oct 12, 2026

MB-820 PDF Study Guide: 948 Pages

$74.99

MB-820 Bundle gives you unlimited access to "MB-820" files. However, this does not replace the need for a .vce exam simulator. To download your .vce exam simulator click here

Microsoft MB-820 Practice Test 60

Question 590

A stock process should update only records in one location but loops through every warehouse item. The developer recommends the following change: Apply Record.SetRange or SetFilter before iterating the selected records. Which technical explanation most directly justifies it in this case?

  1. AL record filters constrain which database rows the record variable will read and process
  2. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration
  3. Streams handle file and blob data through supported Business Central APIs and avoid unsupported host filesystem assumptions
  4. AL access controls define which objects and procedures are available to consumers and prevent unsupported coupling

Explanation

Correct Answer

A:

AL record filters constrain which database rows the record variable will read and process. It connects the proposed action to the exact failure or requirement—A stock process should update only records in one location but loops through every warehouse item. Confirmation would be instrumented runs touch only the intended sales or stock records and leave other rows unchanged.

Incorrect Answers

B:

That mechanism explains why the alternative action—iterate matching al records with findset and the appropriate next pattern—helps in another case. It does not justify the proposed fix here; al record filters constrain which database rows the record variable will read and process. The distinguishing requirement is: A stock process should update only records in one location but loops through every warehouse item.

C:

That mechanism explains why the alternative action—use supported instream and outstream handling for file or blob content—helps in another case. It does not justify the proposed fix here; al record filters constrain which database rows the record variable will read and process. The distinguishing requirement is: A stock process should update only records in one location but loops through every warehouse item.

D:

That mechanism explains why the alternative action—apply al access modifiers to restrict internal implementation members—helps in another case. It does not justify the proposed fix here; al record filters constrain which database rows the record variable will read and process. The distinguishing requirement is: A stock process should update only records in one location but loops through every warehouse item.

Question 591

A stock process should update only records in one location but loops through every warehouse item. The team implemented a change aligned with this plan: Apply Record.SetRange or SetFilter before iterating the selected records. Which acceptance result specifically verifies that the reported problem is resolved?

  1. A sample dataset shows all and only qualifying rows processed once
  2. Instrumented runs touch only the intended sales or stock records and leave other rows unchanged
  3. A representative file uploads or downloads with unchanged bytes and correct encoding handling
  4. External extension code can call the intended public API but cannot reference the internal member

Explanation

Correct Answer

B:

Instrumented runs touch only the intended sales or stock records and leave other rows unchanged. This is stronger than an unrelated health check because the desired design action is apply record.setrange or setfilter before iterating the selected records, and al record filters constrain which database rows the record variable will read and process. The local requirement is: A stock process should update only records in one location but loops through every warehouse item.

Incorrect Answers

A:

This would verify iterate matching al records with findset and the appropriate next pattern, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A stock process should update only records in one location but loops through every warehouse item. The decisive local proof is instrumented runs touch only the intended sales or stock records and leave other rows unchanged.

C:

This would verify use supported instream and outstream handling for file or blob content, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A stock process should update only records in one location but loops through every warehouse item. The decisive local proof is instrumented runs touch only the intended sales or stock records and leave other rows unchanged.

D:

This would verify apply al access modifiers to restrict internal implementation members, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A stock process should update only records in one location but loops through every warehouse item. The decisive local proof is instrumented runs touch only the intended sales or stock records and leave other rows unchanged.

Question 592

A stock process should update only records in one location but loops through every warehouse item. A targeted trial still reproduces the original gap after the team attempted this change: Apply Record.SetRange or SetFilter before iterating the selected records. Which repair directly addresses the remaining defect?

  1. Replace the single-record call with the correct filtered set traversal and retest row counts
  2. Repair stream creation and transfer logic and remove direct unsupported server path access
  3. Apply the missing filter to the correct record variable before the iteration starts
  4. Correct member accessibility and expose a stable supported public procedure when needed

Explanation

Correct Answer

C:

Apply the missing filter to the correct record variable before the iteration starts. This directly addresses the remaining defect for the requirement—A stock process should update only records in one location but loops through every warehouse item. It restores the mechanism described here: al record filters constrain which database rows the record variable will read and process.

Incorrect Answers

A:

This correction is for the separate condition: A posting reconciliation visits only the first matching invoice instead of iterating the full result set. It would not directly restore the intended behavior in this situation: A stock process should update only records in one location but loops through every warehouse item. Here, apply the missing filter to the correct record variable before the iteration starts, because al record filters constrain which database rows the record variable will read and process.

B:

This correction is for the separate condition: A document import needs to generate an export stream for a user to download from Business Central online. It would not directly restore the intended behavior in this situation: A stock process should update only records in one location but loops through every warehouse item. Here, apply the missing filter to the correct record variable before the iteration starts, because al record filters constrain which database rows the record variable will read and process.

D:

This correction is for the separate condition: A partner library accidentally exposes internal AL symbols to dependent apps after publishing. It would not directly restore the intended behavior in this situation: A stock process should update only records in one location but loops through every warehouse item. Here, apply the missing filter to the correct record variable before the iteration starts, because al record filters constrain which database rows the record variable will read and process.

Question 593

A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. Which single AL development or architecture change best resolves this requirement without redesigning unrelated workflows?

  1. Iterate matching AL records with FindSet and the appropriate Next pattern
  2. Use supported InStream and OutStream handling for file or blob content
  3. Apply AL access modifiers to restrict internal implementation members
  4. Use an explicit AL case or conditional expression with complete expected branches

Explanation

Correct Answer

A:

This targets the concrete requirement—A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The team can establish success when a sample dataset shows all and only qualifying rows processed once.

Incorrect Answers

B:

This choice primarily fits a different requirement: An integration must read a vendor-provided text attachment without assuming direct server filesystem access in SaaS. There, streams handle file and blob data through supported Business Central apis and avoid unsupported host filesystem assumptions. In the current situation, A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. Acceptance requires a sample dataset shows all and only qualifying rows processed once.

C:

This choice primarily fits a different requirement: An external app references a helper procedure that should be private to the extension's implementation. There, al access controls define which objects and procedures are available to consumers and prevent unsupported coupling. In the current situation, A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. Acceptance requires a sample dataset shows all and only qualifying rows processed once.

D:

This choice primarily fits a different requirement: A calculation maps document states using nested conditions that omit one valid enum value. There, al control-flow expressions should cover supported states and handle unexpected values rather than silently selecting a wrong branch. In the current situation, A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. Acceptance requires a sample dataset shows all and only qualifying rows processed once.

Question 594

A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. The developer recommends the following change: Iterate matching AL records with FindSet and the appropriate Next pattern. Which technical explanation most directly justifies it in this case?

  1. Streams handle file and blob data through supported Business Central APIs and avoid unsupported host filesystem assumptions
  2. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration
  3. AL access controls define which objects and procedures are available to consumers and prevent unsupported coupling
  4. AL control-flow expressions should cover supported states and handle unexpected values rather than silently selecting a wrong branch

Explanation

Correct Answer

B:

FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. It connects the proposed action to the exact failure or requirement—A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. Confirmation would be a sample dataset shows all and only qualifying rows processed once.

Incorrect Answers

A:

That mechanism explains why the alternative action—use supported instream and outstream handling for file or blob content—helps in another case. It does not justify the proposed fix here; findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The distinguishing requirement is: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows.

C:

That mechanism explains why the alternative action—apply al access modifiers to restrict internal implementation members—helps in another case. It does not justify the proposed fix here; findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The distinguishing requirement is: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows.

D:

That mechanism explains why the alternative action—use an explicit al case or conditional expression with complete expected branches—helps in another case. It does not justify the proposed fix here; findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The distinguishing requirement is: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows.

Question 595

A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. The team implemented a change aligned with this plan: Iterate matching AL records with FindSet and the appropriate Next pattern. Which acceptance result specifically verifies that the reported problem is resolved?

  1. A representative file uploads or downloads with unchanged bytes and correct encoding handling
  2. External extension code can call the intended public API but cannot reference the internal member
  3. A sample dataset shows all and only qualifying rows processed once
  4. Table-driven tests cover every documented enum value and reject unexpected states consistently

Explanation

Correct Answer

C:

A sample dataset shows all and only qualifying rows processed once. This is stronger than an unrelated health check because the desired design action is iterate matching al records with findset and the appropriate next pattern, and findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The local requirement is: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows.

Incorrect Answers

A:

This would verify use supported instream and outstream handling for file or blob content, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. The decisive local proof is a sample dataset shows all and only qualifying rows processed once.

B:

This would verify apply al access modifiers to restrict internal implementation members, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. The decisive local proof is a sample dataset shows all and only qualifying rows processed once.

D:

This would verify use an explicit al case or conditional expression with complete expected branches, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. The decisive local proof is a sample dataset shows all and only qualifying rows processed once.

Question 596

A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. A targeted trial still reproduces the original gap after the team attempted this change: Iterate matching AL records with FindSet and the appropriate Next pattern. Which repair directly addresses the remaining defect?

  1. Repair stream creation and transfer logic and remove direct unsupported server path access
  2. Correct member accessibility and expose a stable supported public procedure when needed
  3. Add the missing condition and an explicit error or fallback for unsupported values
  4. Replace the single-record call with the correct filtered set traversal and retest row counts

Explanation

Correct Answer

D:

Replace the single-record call with the correct filtered set traversal and retest row counts. This directly addresses the remaining defect for the requirement—A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. It restores the mechanism described here: findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.

Incorrect Answers

A:

This correction is for the separate condition: A document import needs to generate an export stream for a user to download from Business Central online. It would not directly restore the intended behavior in this situation: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. Here, replace the single-record call with the correct filtered set traversal and retest row counts, because findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.

B:

This correction is for the separate condition: A partner library accidentally exposes internal AL symbols to dependent apps after publishing. It would not directly restore the intended behavior in this situation: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. Here, replace the single-record call with the correct filtered set traversal and retest row counts, because findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.

C:

This correction is for the separate condition: A billing routine performs different validation for several status values but the else branch silently accepts invalid input. It would not directly restore the intended behavior in this situation: A bulk data cleanup uses Record.FindFirst once and silently skips hundreds of qualifying rows. Here, replace the single-record call with the correct filtered set traversal and retest row counts, because findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.

Question 597

A posting reconciliation visits only the first matching invoice instead of iterating the full result set. Which single AL development or architecture change best resolves this requirement without redesigning unrelated workflows?

  1. Use supported InStream and OutStream handling for file or blob content
  2. Iterate matching AL records with FindSet and the appropriate Next pattern
  3. Apply AL access modifiers to restrict internal implementation members
  4. Use an explicit AL case or conditional expression with complete expected branches

Explanation

Correct Answer

B:

This targets the concrete requirement—A posting reconciliation visits only the first matching invoice instead of iterating the full result set. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The team can establish success when a sample dataset shows all and only qualifying rows processed once.

Incorrect Answers

A:

This choice primarily fits a different requirement: An integration must read a vendor-provided text attachment without assuming direct server filesystem access in SaaS. There, streams handle file and blob data through supported Business Central apis and avoid unsupported host filesystem assumptions. In the current situation, A posting reconciliation visits only the first matching invoice instead of iterating the full result set. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. Acceptance requires a sample dataset shows all and only qualifying rows processed once.

C:

This choice primarily fits a different requirement: An external app references a helper procedure that should be private to the extension's implementation. There, al access controls define which objects and procedures are available to consumers and prevent unsupported coupling. In the current situation, A posting reconciliation visits only the first matching invoice instead of iterating the full result set. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. Acceptance requires a sample dataset shows all and only qualifying rows processed once.

D:

This choice primarily fits a different requirement: A calculation maps document states using nested conditions that omit one valid enum value. There, al control-flow expressions should cover supported states and handle unexpected values rather than silently selecting a wrong branch. In the current situation, A posting reconciliation visits only the first matching invoice instead of iterating the full result set. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. Acceptance requires a sample dataset shows all and only qualifying rows processed once.

Question 598

A posting reconciliation visits only the first matching invoice instead of iterating the full result set. The developer recommends the following change: Iterate matching AL records with FindSet and the appropriate Next pattern. Which technical explanation most directly justifies it in this case?

  1. Streams handle file and blob data through supported Business Central APIs and avoid unsupported host filesystem assumptions
  2. AL access controls define which objects and procedures are available to consumers and prevent unsupported coupling
  3. FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration
  4. AL control-flow expressions should cover supported states and handle unexpected values rather than silently selecting a wrong branch

Explanation

Correct Answer

C:

FindSet supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. It connects the proposed action to the exact failure or requirement—A posting reconciliation visits only the first matching invoice instead of iterating the full result set. Confirmation would be a sample dataset shows all and only qualifying rows processed once.

Incorrect Answers

A:

That mechanism explains why the alternative action—use supported instream and outstream handling for file or blob content—helps in another case. It does not justify the proposed fix here; findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The distinguishing requirement is: A posting reconciliation visits only the first matching invoice instead of iterating the full result set.

B:

That mechanism explains why the alternative action—apply al access modifiers to restrict internal implementation members—helps in another case. It does not justify the proposed fix here; findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The distinguishing requirement is: A posting reconciliation visits only the first matching invoice instead of iterating the full result set.

D:

That mechanism explains why the alternative action—use an explicit al case or conditional expression with complete expected branches—helps in another case. It does not justify the proposed fix here; findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The distinguishing requirement is: A posting reconciliation visits only the first matching invoice instead of iterating the full result set.

Question 599

A posting reconciliation visits only the first matching invoice instead of iterating the full result set. The team implemented a change aligned with this plan: Iterate matching AL records with FindSet and the appropriate Next pattern. Which acceptance result specifically verifies that the reported problem is resolved?

  1. A representative file uploads or downloads with unchanged bytes and correct encoding handling
  2. External extension code can call the intended public API but cannot reference the internal member
  3. Table-driven tests cover every documented enum value and reject unexpected states consistently
  4. A sample dataset shows all and only qualifying rows processed once

Explanation

Correct Answer

D:

A sample dataset shows all and only qualifying rows processed once. This is stronger than an unrelated health check because the desired design action is iterate matching al records with findset and the appropriate next pattern, and findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration. The local requirement is: A posting reconciliation visits only the first matching invoice instead of iterating the full result set.

Incorrect Answers

A:

This would verify use supported instream and outstream handling for file or blob content, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A posting reconciliation visits only the first matching invoice instead of iterating the full result set. The decisive local proof is a sample dataset shows all and only qualifying rows processed once.

B:

This would verify apply al access modifiers to restrict internal implementation members, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A posting reconciliation visits only the first matching invoice instead of iterating the full result set. The decisive local proof is a sample dataset shows all and only qualifying rows processed once.

C:

This would verify use an explicit al case or conditional expression with complete expected branches, which addresses a different engineering need. It does not demonstrate that the current issue is resolved: A posting reconciliation visits only the first matching invoice instead of iterating the full result set. The decisive local proof is a sample dataset shows all and only qualifying rows processed once.

Question 600

A posting reconciliation visits only the first matching invoice instead of iterating the full result set. A targeted trial still reproduces the original gap after the team attempted this change: Iterate matching AL records with FindSet and the appropriate Next pattern. Which repair directly addresses the remaining defect?

  1. Replace the single-record call with the correct filtered set traversal and retest row counts
  2. Repair stream creation and transfer logic and remove direct unsupported server path access
  3. Correct member accessibility and expose a stable supported public procedure when needed
  4. Add the missing condition and an explicit error or fallback for unsupported values

Explanation

Correct Answer

A:

Replace the single-record call with the correct filtered set traversal and retest row counts. This directly addresses the remaining defect for the requirement—A posting reconciliation visits only the first matching invoice instead of iterating the full result set. It restores the mechanism described here: findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.

Incorrect Answers

B:

This correction is for the separate condition: A document import needs to generate an export stream for a user to download from Business Central online. It would not directly restore the intended behavior in this situation: A posting reconciliation visits only the first matching invoice instead of iterating the full result set. Here, replace the single-record call with the correct filtered set traversal and retest row counts, because findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.

C:

This correction is for the separate condition: A partner library accidentally exposes internal AL symbols to dependent apps after publishing. It would not directly restore the intended behavior in this situation: A posting reconciliation visits only the first matching invoice instead of iterating the full result set. Here, replace the single-record call with the correct filtered set traversal and retest row counts, because findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.

D:

This correction is for the separate condition: A billing routine performs different validation for several status values but the else branch silently accepts invalid input. It would not directly restore the intended behavior in this situation: A posting reconciliation visits only the first matching invoice instead of iterating the full result set. Here, replace the single-record call with the correct filtered set traversal and retest row counts, because findset supports traversal of a filtered recordset, unlike a single-record retrieval used without iteration.


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

Purchase Individually

MB-820 Premium File

Premium File
MB-820 Premium File
131 Q&A
$76.99$69.99

MB-820 Study Guide

Study Guide
MB-820 Study Guide
948 PDF Pages
$27.49$24.99

Site Search:

 

VISA, MasterCard, AmericanExpress, UnionPay

SPECIAL OFFER: GET 10% OFF

ExamCollection Premium

ExamCollection Premium Files

Pass your Exam with ExamCollection's PREMIUM files!

  • ExamCollection Certified Safe Files
  • Guaranteed to have ACTUAL Exam Questions
  • Up-to-Date Exam Study Material - Verified by Experts
  • Instant Downloads
Enter Your Email Address to Receive Your 10% Off Discount Code
A Confirmation Link will be sent to this email address to verify your login
We value your privacy. We will not rent or sell your email address

SPECIAL OFFER: GET 10% OFF

Use Discount Code:

MIN10OFF

A confirmation link was sent to your e-mail.
Please check your mailbox for a message from support@examcollection.com and follow the directions.

Next

Download Free Demo of VCE Exam Simulator

Experience Avanset VCE Exam Simulator for yourself.

Simply submit your e-mail address below to get started with our interactive software demo of your free trial.

Free Demo Limits: In the demo version you will be able to access only first 5 questions from exam.