Pass Your Microsoft AZ-400 Exam Easy!

Microsoft AZ-400 Exam Questions & Answers, Accurate & Verified By IT Experts

Instant Download, Free Fast Updates, 99.6% Pass Rate

AZ-400 Premium Bundle

$79.99

Microsoft AZ-400 Premium Bundle

AZ-400 Premium File: 398 Questions & Answers

Last Update: Oct 03, 2026

AZ-400 Training Course: 27 Video Lectures

AZ-400 PDF Study Guide: 784 Pages

AZ-400 Bundle gives you unlimited access to "AZ-400" files. However, this does not replace the need for a .vce exam simulator. To download VCE exam simulator click here
Microsoft AZ-400 Premium Bundle
Microsoft AZ-400 Premium Bundle

AZ-400 Premium File: 398 Questions & Answers

Last Update: Oct 03, 2026

AZ-400 Training Course: 27 Video Lectures

AZ-400 PDF Study Guide: 784 Pages

$79.99

AZ-400 Bundle gives you unlimited access to "AZ-400" files. However, this does not replace the need for a .vce exam simulator. To download your .vce exam simulator click here

Microsoft AZ-400 Practice Test 89

Question 880

Another team uses a quality gate that checks only whether a scan job started, not whether it finished successfully. Which unsupported assumption should the engineer challenge FIRST?

  1. Having Contributor access to a resource group does not necessarily permit reading every Key Vault secret.
  2. Starting a scanner before deployment is not the same as waiting for its result before deployment.
  3. OIDC authentication without claim restrictions may replace a secret while keeping excessive deployment access.
  4. Sharing one managed identity across services can unintentionally combine their effective privileges.

Explanation

Correct Answer

B:

Starting a scanner before deployment is not the same as waiting for its result before deployment. This is the relevant unsupported assumption because a release gate must consider scan outcome and review status at decision time.

Incorrect Answers

A:

This caution is valid in design and implement a strategy for managing sensitive information in automation, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Starting a scanner before deployment is not the same as waiting for its result before deployment.

C:

This caution is valid in design and implement a strategy for managing sensitive information in automation, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Starting a scanner before deployment is not the same as waiting for its result before deployment.

D:

This caution is valid in design and implement authentication and authorization methods, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Starting a scanner before deployment is not the same as waiting for its result before deployment.

Question 881

A repository has many historical security warnings that the team wants to baseline without ignoring new critical findings. Which design or operational change MOST directly satisfies the requirement?

  1. Apply the least expensive suitable access level and project security permissions, such as Stakeholder for appropriate work tracking.
  2. Choose identity assignment based on intended reuse and lifetime, with separate least-privilege grants per application boundary.
  3. Establish a reviewed baseline and gate new or regressed findings while separately tracking existing remediation.
  4. Use a narrowly permissioned GITHUB_TOKEN or GitHub App installation token with appropriate event and organization scope.

Explanation

Correct Answer

C:

Incremental security gates must distinguish known accepted debt from newly introduced exposures. The most directly responsive design or operational step is: Establish a reviewed baseline and gate new or regressed findings while separately tracking existing remediation. Confirm the result by: Add a new test finding and confirm it is not silently suppressed by legacy baselining.

Incorrect Answers

A:

Azure DevOps access levels and security permissions govern different aspects of a user's effective capabilities. The needed step here is to establish a reviewed baseline and gate new or regressed findings while separately tracking existing remediation.

B:

User-assigned identity reuse is a deliberate shared trust boundary, not merely a configuration convenience. The appropriate remedy is to establish a reviewed baseline and gate new or regressed findings while separately tracking existing remediation.

D:

Automation should rely on purpose-scoped integration identities rather than personal credentials. Instead, the response must establish a reviewed baseline and gate new or regressed findings while separately tracking existing remediation.

Question 882

After the team applies this response: Establish a reviewed baseline and gate new or regressed findings while separately tracking existing remediation. In the situation—A repository has many historical security warnings that the team wants to baseline without ignoring new critical findings. Which evidence BEST demonstrates the response is effective?

  1. Test retrieval under an unauthorized principal and inspect audit logs for denial.
  2. Add a new test finding and confirm it is not silently suppressed by legacy baselining.
  3. Request the intended secret as the managed identity and verify unrelated secrets remain inaccessible.
  4. Inspect federated trust claims, effective RBAC and deployment logs showing temporary credential use.

Explanation

Correct Answer

B:

The governing engineering principle is: Incremental security gates must distinguish known accepted debt from newly introduced exposures.

Incorrect Answers

A:

Secret location and secret authorization are separate; a known vault URI is not a credential. The acceptance criterion here is: Add a new test finding and confirm it is not silently suppressed by legacy baselining.

C:

Managed identity removes application-secret management when the target service supports Entra authentication. What must be demonstrated is: Add a new test finding and confirm it is not silently suppressed by legacy baselining.

D:

Automation credentials should use narrowly scoped non-personal identities and minimize long-lived secrets. The appropriate comparison is: Add a new test finding and confirm it is not silently suppressed by legacy baselining.

Question 883

Another organization cannot adopt code scanning because the initial backlog obscures new issues. Which engineering principle BEST explains the relevant requirement?

  1. Sensitive information must remain outside redistributable build outputs even when securely retrieved earlier.
  2. Service connection use and Azure RBAC scope jointly define automation access boundaries.
  3. Incremental security gates must distinguish known accepted debt from newly introduced exposures.
  4. Credential rotation is effective only when every consumer transitions and stale credentials lose validity.

Explanation

Correct Answer

C:

The second engineering situation illustrates the control boundary captured by this principle: Incremental security gates must distinguish known accepted debt from newly introduced exposures. The scenario is not resolved by an unrelated pipeline or policy activity.

Incorrect Answers

A:

Sensitive information must remain outside redistributable build outputs even when securely retrieved earlier. That principle concerns design and implement a strategy for managing sensitive information in automation, whereas this specific incident is governed by: Incremental security gates must distinguish known accepted debt from newly introduced exposures.

B:

Service connection use and Azure RBAC scope jointly define automation access boundaries. That principle concerns design and implement authentication and authorization methods, whereas this specific incident is governed by: Incremental security gates must distinguish known accepted debt from newly introduced exposures.

D:

Credential rotation is effective only when every consumer transitions and stale credentials lose validity. That principle concerns design and implement a strategy for managing sensitive information in automation, whereas this specific incident is governed by: Incremental security gates must distinguish known accepted debt from newly introduced exposures.

Question 884

Another organization cannot adopt code scanning because the initial backlog obscures new issues. Which unsupported assumption should the engineer challenge FIRST?

  1. Suppressing every existing alert does not imply future alerts should automatically be ignored.
  2. A token that expires at the end of a job can still cause harm if it has unnecessary write privileges.
  3. A repository secret being encrypted at rest does not mean every workflow should be allowed to read it.
  4. Enabling managed identity does not automatically grant the resource access to every Key Vault secret.

Explanation

Correct Answer

A:

Suppressing every existing alert does not imply future alerts should automatically be ignored. This is the relevant unsupported assumption because incremental security gates must distinguish known accepted debt from newly introduced exposures.

Incorrect Answers

B:

This caution is valid in design and implement authentication and authorization methods, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Suppressing every existing alert does not imply future alerts should automatically be ignored.

C:

This caution is valid in design and implement a strategy for managing sensitive information in automation, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Suppressing every existing alert does not imply future alerts should automatically be ignored.

D:

This caution is valid in design and implement authentication and authorization methods, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Suppressing every existing alert does not imply future alerts should automatically be ignored.

Question 885

A GitHub Actions CodeQL workflow is configured to run on pull requests but misses the repository's default branch weekly scan. Which design or operational change MOST directly satisfies the requirement?

  1. Schedule appropriate default-branch scanning alongside PR gates and maintain supported language build configurations.
  2. Grant repo-specific outside collaborator permissions and review organization-level access periodically.
  3. Reconcile effective user permissions across direct, group and inherited grants, then remove unnecessary paths.
  4. Exclude deployment credentials from publishable packages and scan final artifacts for secret canaries.

Explanation

Correct Answer

A:

Security scanning needs both change-based detection and recurring visibility into current deployed source. The most directly responsive design or operational step is: Schedule appropriate default-branch scanning alongside PR gates and maintain supported language build configurations. Confirm the result by: Inspect recent default-branch and PR scan results with source revisions and analyzer coverage.

Incorrect Answers

B:

External collaboration should use the smallest repository and permission scope required for the role. The relevant evidence instead is: Schedule appropriate default-branch scanning alongside PR gates and maintain supported language build configurations.

C:

Effective authorization is the union of relevant role and group grants, not simply the most recent membership edit. The acceptance criterion here is: Schedule appropriate default-branch scanning alongside PR gates and maintain supported language build configurations.

D:

Sensitive information must remain outside redistributable build outputs even when securely retrieved earlier. What must be demonstrated is: Schedule appropriate default-branch scanning alongside PR gates and maintain supported language build configurations.

Question 886

After the team applies this response: Schedule appropriate default-branch scanning alongside PR gates and maintain supported language build configurations. In the situation—A GitHub Actions CodeQL workflow is configured to run on pull requests but misses the repository's default branch weekly scan. Which evidence BEST demonstrates the response is effective?

  1. Inspect identity bindings and test allowed and denied access for each application under its effective identity.
  2. Attempt the relevant protected action and compare the result to the computed effective permission report.
  3. Audit effective inherited permissions and test required contribution versus restricted policy editing.
  4. Inspect recent default-branch and PR scan results with source revisions and analyzer coverage.

Explanation

Correct Answer

D:

The governing engineering principle is: Security scanning needs both change-based detection and recurring visibility into current deployed source.

Incorrect Answers

A:

User-assigned identity reuse is a deliberate shared trust boundary, not merely a configuration convenience. The relevant control is to inspect recent default-branch and PR scan results with source revisions and analyzer coverage.

B:

Authorization must be evaluated as enforced behavior rather than guessed from role labels alone. The needed step here is to inspect recent default-branch and PR scan results with source revisions and analyzer coverage.

C:

Source management privileges should distinguish day-to-day contribution from changing the enforcement rules. The appropriate remedy is to inspect recent default-branch and PR scan results with source revisions and analyzer coverage.

Question 887

Another organization scans only feature branches and cannot detect newly disclosed vulnerabilities in unchanged mainline code. Which engineering principle BEST explains the relevant requirement?

  1. Security scanning needs both change-based detection and recurring visibility into current deployed source.
  2. Sensitive information must remain outside redistributable build outputs even when securely retrieved earlier.
  3. Environment isolation includes credentials and data permissions as well as resource names.
  4. Key Vault authorization depends on the identity, vault access model and granted data operations.

Explanation

Correct Answer

A:

The second engineering situation illustrates the control boundary captured by this principle: Security scanning needs both change-based detection and recurring visibility into current deployed source. The scenario is not resolved by an unrelated pipeline or policy activity.

Incorrect Answers

B:

Sensitive information must remain outside redistributable build outputs even when securely retrieved earlier. That principle concerns design and implement a strategy for managing sensitive information in automation, whereas this specific incident is governed by: Security scanning needs both change-based detection and recurring visibility into current deployed source.

C:

Environment isolation includes credentials and data permissions as well as resource names. That principle concerns design and implement a strategy for managing sensitive information in automation, whereas this specific incident is governed by: Security scanning needs both change-based detection and recurring visibility into current deployed source.

D:

Key Vault authorization depends on the identity, vault access model and granted data operations. That principle concerns design and implement a strategy for managing sensitive information in automation, whereas this specific incident is governed by: Security scanning needs both change-based detection and recurring visibility into current deployed source.

Question 888

Another organization scans only feature branches and cannot detect newly disclosed vulnerabilities in unchanged mainline code. Which unsupported assumption should the engineer challenge FIRST?

  1. A contributor's need to create pull requests does not imply a need to bypass branch protections.
  2. A variable marked secret in Azure Pipelines cannot guarantee a printed command-line argument stays private.
  3. A scan that ran on one pull request months ago is not current assurance about the default branch.
  4. Creating a new version of a secret does not automatically revoke all old credentials used elsewhere.

Explanation

Correct Answer

C:

A scan that ran on one pull request months ago is not current assurance about the default branch. This is the relevant unsupported assumption because security scanning needs both change-based detection and recurring visibility into current deployed source.

Incorrect Answers

A:

This caution is valid in design and implement authentication and authorization methods, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: A scan that ran on one pull request months ago is not current assurance about the default branch.

B:

This caution is valid in design and implement a strategy for managing sensitive information in automation, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: A scan that ran on one pull request months ago is not current assurance about the default branch.

D:

This caution is valid in design and implement a strategy for managing sensitive information in automation, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: A scan that ran on one pull request months ago is not current assurance about the default branch.

Question 889

An enterprise uses Dependabot pull requests but merges upgrades without running compatibility or regression tests. Which design or operational change MOST directly satisfies the requirement?

  1. Apply protected reviews and targeted automated tests to dependency-update PRs while prioritizing critical remediation.
  2. Retrieve deployment secrets from Azure Key Vault or protected secret stores and prevent echo, debug and unsafe argument use.
  3. Scope service connections and Entra RBAC to specific environments or resource groups and authorize only intended pipelines.
  4. Test effective Azure DevOps permissions using actual identities and documented allow, deny and inheritance behavior.

Explanation

Correct Answer

A:

Security remediation can introduce behavioral regressions and must remain within governed change controls. The most directly responsive design or operational step is: Apply protected reviews and targeted automated tests to dependency-update PRs while prioritizing critical remediation. Confirm the result by: Open a controlled dependency-update PR and verify required checks and approvals before merge.

Incorrect Answers

B:

Secure secret retrieval must be coupled with careful runtime handling to avoid logging or artifact leakage. Instead, the response must apply protected reviews and targeted automated tests to dependency-update PRs while prioritizing critical remediation.

C:

Service connection use and Azure RBAC scope jointly define automation access boundaries. The relevant control is to apply protected reviews and targeted automated tests to dependency-update PRs while prioritizing critical remediation.

D:

Authorization must be evaluated as enforced behavior rather than guessed from role labels alone. The needed step here is to apply protected reviews and targeted automated tests to dependency-update PRs while prioritizing critical remediation.

Question 890

After the team applies this response: Apply protected reviews and targeted automated tests to dependency-update PRs while prioritizing critical remediation. In the situation—An enterprise uses Dependabot pull requests but merges upgrades without running compatibility or regression tests. Which evidence BEST demonstrates the response is effective?

  1. Use the service connection identity to retrieve the expected secret and verify attempts on unrelated secrets fail.
  2. Verify staging role cannot access production resources and the build config contains no live secrets.
  3. Inspect federated trust claims, effective RBAC and deployment logs showing temporary credential use.
  4. Open a controlled dependency-update PR and verify required checks and approvals before merge.

Explanation

Correct Answer

D:

The governing engineering principle is: Security remediation can introduce behavioral regressions and must remain within governed change controls.

Incorrect Answers

A:

Key Vault authorization depends on the identity, vault access model and granted data operations. The appropriate comparison is: Open a controlled dependency-update PR and verify required checks and approvals before merge.

B:

Environment isolation includes credentials and data permissions as well as resource names. The relevant evidence instead is: Open a controlled dependency-update PR and verify required checks and approvals before merge.

C:

Automation credentials should use narrowly scoped non-personal identities and minimize long-lived secrets. The acceptance criterion here is: Open a controlled dependency-update PR and verify required checks and approvals before merge.


Designing and Implementing Microsoft DevOps Solutions (AZ-400) Practice Tests

Purchase Individually

AZ-400 Premium File

Premium File
AZ-400 Premium File
398 Q&A
$76.99$69.99

AZ-400 Training Video Course

Training Course
AZ-400 Training Video Course
27 Lectures
$27.49$24.99

AZ-400 Study Guide

Study Guide
AZ-400 Study Guide
784 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.