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Exam Code: CCA-F

Exam Name: Claude Certified Architect - Foundations

Certification Provider: Anthropic

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Anthropic CCA-F Practice Test 47

Question 460

A report has a revenue section based on finance records and a risk section based on incident logs. A final recommendation depends on both. Which delegation pattern is appropriate?

  1. Have each specialist send conflicting final recommendations directly to the client.
  2. Send both workers the entire private data of the other domain automatically.
  3. Use specialists for the independent analyses and a coordinator to synthesize validated findings once both are available.
  4. Let the first specialist publish the final recommendation before the second finishes.

Explanation

Correct Answer

C:

A hub-and-spoke pattern keeps expertise separated while preserving a single coherent recommendation.

Incorrect Answers

A:

Without synthesis the client receives unreconciled outcomes.

B:

Unnecessary raw cross-domain disclosure expands sensitive context.

D:

Missing required evidence can reverse the conclusion.

Question 461

An assistant drafts an account change and includes a claimed `approved_by_admin=true` field in its request. No independent approval record exists. What should the tool enforce?

  1. Accept the Boolean as proof because it is schema-valid.
  2. Allow any request containing the word admin.
  3. Perform the change and notify the security team later.
  4. Verify approval against trusted authorization state, not a Boolean supplied by the model in the call payload.

Explanation

Correct Answer

D:

Model-generated arguments cannot grant their own privileges. The execution service must decide authority.

Incorrect Answers

A:

Valid syntax does not establish genuine authorization.

B:

Keyword presence has no permission meaning.

C:

After-the-fact alerts do not satisfy a required precondition.

Question 462

An agent must validate a software release against legal, security and performance requirements. Legal and security checks are independent; performance tests need the built artifact. What is an efficient workflow?

  1. Run legal and security assessments concurrently while building the artifact, then performance-test the build and gate release on all results.
  2. Start performance tests before any artifact exists and call missing inputs a pass.
  3. Release when the first of the three checks finishes.
  4. Disable checks that take longer than the others without authorization.

Explanation

Correct Answer

A:

Parallel independent steps save time, while artifact and final approval dependencies remain explicit.

Incorrect Answers

B:

Tests cannot verify a nonexistent build.

C:

A single result cannot fulfill multiple mandatory checks.

D:

Latency differences do not make requirements optional.

Question 463

A maintainer changes a service endpoint string used by several modules. The file paths are unknown. Which sequence helps avoid missing references?

  1. Search the endpoint and related symbols with Grep, inspect affected files, then apply scoped edits and tests.
  2. Change the first result and assume every caller uses the same file.
  3. Overwrite the entire repository with a fresh template.
  4. Treat every occurrence in documentation as executable code.

Explanation

Correct Answer

A:

A content search discovers actual dependencies before mutation.

Incorrect Answers

B:

Other references may remain and cause mixed behavior.

C:

That risks extensive data loss unrelated to a string migration.

D:

Matches need context to determine whether a change is appropriate.

Question 464

A reusable investigation skill changes its output from `{finding, severity}` to `{issues:[...]}`. Existing automation fails parsing. What is the best maintenance strategy?

  1. Version the skill contract or provide a validated compatibility layer before consumers are switched.
  2. Change the output silently and assume every consumer adapts.
  3. Have the model emit whichever schema it prefers per call.
  4. Delete schema checks to accept any output.

Explanation

Correct Answer

A:

A reusable interface needs controlled evolution to avoid breaking automation unexpectedly.

Incorrect Answers

B:

Downstream parsers may not infer a new structure.

C:

Nondeterministic interfaces make integration unreliable.

D:

Loose parsing hides incompatible changes rather than managing them.

Question 465

A workspace rule asks translation documentation to use sentence case headings. It is also changing database migration names. How should instruction scope be defined?

  1. Apply documentation rules only to matching translation paths and preserve migration naming conventions separately.
  2. Rename all migrations to sentence case for consistency with documentation.
  3. Disable translation rules altogether because migrations exist.
  4. Require every edit to use one global punctuation standard regardless of file type.

Explanation

Correct Answer

A:

Path-scoped rules prevent irrelevant formatting instructions affecting database schema identifiers.

Incorrect Answers

B:

Human heading style is not a safe SQL migration naming convention.

C:

Both workflows can coexist with correct scope.

D:

Different artifact types have distinct contracts.

Question 466

An enterprise wants to rotate an encryption key shared across several live services. It is unclear which workloads can read old ciphertext. What should the agent do?

  1. Make key material public so every service can decrypt during migration.
  2. Map dependencies, define a dual-read transition and tested rollback, then obtain required production approvals.
  3. Destroy the old key immediately to enforce the new version.
  4. Update one service and assume the rest will follow automatically.

Explanation

Correct Answer

B:

Key rotation can make historical data inaccessible unless compatibility and timing are planned.

Incorrect Answers

A:

Disclosure defeats confidentiality and access control.

C:

Unverified key destruction can render data irrecoverable.

D:

Independent workloads may retain old key dependencies.

Question 467

A generated parser handles ordinary time zones but fails a daylight-saving transition test. Which iterative approach is most effective?

  1. Discard timestamps during the transition hour without recording uncertainty.
  2. Remove the failed test so all ordinary cases appear green.
  3. Reproduce the ambiguous transition, add an explicit offset/fold rule, then rerun nearby date and timezone regressions.
  4. Increase the model’s temperature and leave the parser unchanged.

Explanation

Correct Answer

C:

Focused feedback targets the actual edge case while preserving ordinary behavior.

Incorrect Answers

A:

Silent data loss can distort event chronology.

B:

Ignoring a meaningful boundary hides the bug.

D:

Randomness does not fix deterministic time conversion logic.

Question 468

A prompt flags every public endpoint as a critical security vulnerability. Many endpoints intentionally serve public static content. What criterion should replace exposure alone?

  1. Treat every publicly accessible hostname as unauthorized.
  2. Declare every internal hostname safe without examining its controls.
  3. Remove the severity explanation to reduce disagreement.
  4. Require evidence of a relevant weakness or unsafe behavior, and assess exposure as one factor in the severity.

Explanation

Correct Answer

D:

Public reachability may be expected. A vulnerability needs a defect or improper control, not just internet access.

Incorrect Answers

A:

Intended public services would be misclassified.

B:

Private location does not prove absence of vulnerabilities.

C:

Missing rationale makes findings less actionable and less defensible.

Question 469

An extraction service confuses a document that says “No guarantor” with one that simply omits guarantor information. What example set would help?

  1. Map every missing guarantor to the word None as a verified statement.
  2. Remove the guarantor field so downstream users cannot see uncertainty.
  3. Pair explicit-negative and absent-field documents with distinct structured outcomes and supporting spans.
  4. Show only examples with named guarantors.

Explanation

Correct Answer

C:

A contrast teaches the difference between evidence of absence and absence of evidence.

Incorrect Answers

A:

Omission does not necessarily mean an explicit negative assertion.

B:

The contract still requires the distinction.

D:

Positive examples do not teach the two negative cases.

Question 470

A payment tool returns `amount: "$1,200 approx"` but accounting requires a machine-readable value. What schema design is appropriate?

  1. Treat a missing currency as USD without inspecting the source.
  2. Represent the amount as a numeric field and currency as an approved ISO enum, with separate deterministic application validation of limits and approximation status.
  3. Keep one free-form amount string and let each consumer guess.
  4. Strip all nonnumeric characters silently and always transfer 1200.

Explanation

Correct Answer

B:

Structured outputs can constrain basic numeric types and a currency enum, but unsupported numeric minimum/maximum limits still require application validation. An approximate source amount must not be silently converted into an authorized exact payment.

Incorrect Answers

A:

Defaulting money units can create errors.

C:

Different parsers may disagree on value, unit or approximation.

D:

An approximate claim is not an authorized exact payment amount.

Claude Certified Architect - Foundations (CCA-F) Practice Tests