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Claude Certified Architect - Foundations CCA-F Practice Test 38

Question 370

A project needs to repair a workflow after the following observation: The final report claims the restricted source was reviewed despite an access error. What correction best addresses the underlying cause?

  1. Report that the restricted source contained no relevant material because its retrieval attempt produced no readable document.
  2. Return the denied status, identify the missing source and require authorization or alternate evidence.
  3. Substitute an unrelated public page with similar keywords and cite it as if it were the restricted file.
  4. Suppress the 403 tool error in the final narrative to keep the report readable, while still claiming full research coverage.

Explanation

Correct Answer

B:

Error propagation keeps absence of permission distinct from absence of underlying facts. In this failure, the final report claims the restricted source was reviewed despite an access error. The corrective action is to return the denied status, identify the missing source and require authorization or alternate evidence.

Incorrect Answers

A:

An access denial does not mean no content exists. Propagate the error and avoid unsupported source claims.

C:

A different document cannot authenticate the missing source. Require access or clearly identified alternative evidence.

D:

Readability does not justify misrepresenting inaccessible evidence. Clearly label the missing source and coverage status.

Question 371

In a proposed Claude-based system, A code assistant uses a terminal search that returns more than ten thousand lines of build output. The team needs to achieve the following: Avoid mistaking truncated logs for a complete error history. Which decision fits best?

  1. Conclude that warnings are absent because the visible excerpt has none.
  2. Constrain searches and request smaller relevant excerpts with explicit truncation indicators.
  3. Increase the amount of generated explanation text instead of refining the search.
  4. Treat the terminal's final few lines as the complete build history automatically.

Explanation

Correct Answer

B:

Bounded evidence retrieval makes missing context visible and lets the agent inspect the actual failure region.

Incorrect Answers

A:

A truncated excerpt is not a verified absence of warnings.

C:

Long prose does not recover omitted log evidence.

D:

Output may be truncated before important earlier failures.

Question 372

The team claims its design satisfies: Avoid mistaking truncated logs for a complete error history. The environment is: A code assistant uses a terminal search that returns more than ten thousand lines of build output. Which TWO safeguards or validation actions best support a safe implementation of the requirement? Select TWO answers.

  1. Generate a long build log with the key error near its beginning but inspect only the last visible terminal screen.
  2. Record file names of the build artifacts but omit log offsets and truncation warnings.
  3. Annotate all evidence excerpts with source positions and truncation state.
  4. Generate a very long log with a critical error near the beginning and confirm it is found.
  5. Assume a successful later rerun means the original early error never occurred.

Explanation

Correct Answers

C:

Retrieving a complete terminal log corrects one truncation problem but does not prove the build system logged every failure. Keep conclusions within observable evidence. To verify that boundary in the acceptance exercise, annotate all evidence excerpts with source positions and truncation state.

D:

Bounded evidence retrieval makes missing context visible and lets the agent inspect the actual failure region. Exercising this runtime path would detect the specific fault: the assistant interpreted limited terminal output as exhaustive evidence.

Incorrect Answers

A:

Tail-only output can miss early critical failures when logs are truncated.

B:

An artifact list does not prove that errors in omitted log ranges were reviewed.

E:

Subsequent success cannot retroactively complete missing evidence in the first run.

Question 373

The operational trace shows: The report says the build was clean while the tool had truncated earlier error lines. Given the requirement: Avoid mistaking truncated logs for a complete error history. What is the most credible explanation?

  1. The full build log was retrieved with verified offsets and the model still reported a different root cause.
  2. The assistant interpreted limited terminal output as exhaustive evidence.
  3. The build succeeded on a new clean run, and the assistant clearly labeled earlier logs incomplete.
  4. A log timestamp converter changed local display times but preserved every error and source offset.

Explanation

Correct Answer

B:

This diagnosis explains the observed pilot behavior: The report says the build was clean while the tool had truncated earlier error lines. The architectural fault is the assistant interpreted limited terminal output as exhaustive evidence. A targeted correction is: Search around specific error markers and paginate or slice logs until the needed section is verified.

Incorrect Answers

A:

An inference mistake after complete evidence differs from assuming a truncated tail represented the whole log.

C:

Documented successive runs are not an unqualified claim that unseen prior errors never existed.

D:

Time display changes do not make missing truncated error lines appear absent.

Question 374

The deployment proposal says it addresses: Avoid mistaking truncated logs for a complete error history. Which boundary must not be hidden from the customer?

  1. Even a complete log cannot rule out failures that were never logged by the build system.
  2. Use a complete build log from yesterday as evidence that today’s truncated build output contains no additional errors.
  3. Treat the last visible terminal lines as the complete build history even when the tool reports truncated output.
  4. Treat a coherent model explanation of the visible build errors as evidence that no further failures appeared beyond the truncation limit.

Explanation

Correct Answer

A:

Retrieving a complete terminal log corrects one truncation problem but does not prove the build system logged every failure. Keep conclusions within observable evidence.

Incorrect Answers

B:

Different builds can fail for different reasons. A previous complete log cannot replace the missing portion of the current command output.

C:

Output may be truncated before important earlier failures. That alternative does not close the stated reliability or safety gap.

D:

Narrative quality cannot prove log completeness. Use bounded searches, targeted excerpts or saved full logs and report any inaccessible remainder.

Question 375

The rollout cannot proceed because: The report says the build was clean while the tool had truncated earlier error lines. What is the most appropriate focused correction?

  1. Search around specific error markers and paginate or slice logs until the needed section is verified.
  2. Accept a clean build status based on the final visible lines without checking whether the terminal output was truncated earlier.
  3. Increase the model context budget slightly and assume all future build logs will then fit without pagination.
  4. Replace the missing log section with the common errors seen in the previous build and mark the new output reviewed.

Explanation

Correct Answer

A:

Bounded evidence retrieval makes missing context visible and lets the agent inspect the actual failure region. In this failure, the report says the build was clean while the tool had truncated earlier error lines. The corrective action is to search around specific error markers and paginate or slice logs until the needed section is verified.

Incorrect Answers

B:

A truncated tail cannot establish the absence of prior errors. Retrieve targeted error lines or slices from the complete log.

C:

A larger window still has limits and can truncate large builds. Use bounded search and explicit completeness checks.

D:

Historical errors do not prove current build results. The current missing section must be retrieved or marked unavailable.

Question 376

A project lead describes the target workflow: A development assistant is investigating a bug in a repository with 90,000 files. The decisive requirement is: Find the relevant code without filling model context with irrelevant modules. What should be implemented?

  1. Summarize every file in alphabetical order before investigating.
  2. Search filenames and symbols first, read small related slices, then expand only along actual dependencies.
  3. Read the entire repository into the prompt before forming a hypothesis.
  4. Rely on a guessed file location based on the product name.

Explanation

Correct Answer

B:

Progressive retrieval uses the context window for causal evidence rather than a raw repository dump.

Incorrect Answers

A:

An exhaustive inventory is disproportionate to a scoped bug.

C:

The content exceeds practical limits and distracts from relevant call paths.

D:

Names alone do not establish the actual implementation.

Question 377

For a candidate implementation, A development assistant is investigating a bug in a repository with 90,000 files. It must accomplish: Find the relevant code without filling model context with irrelevant modules. Which TWO safeguards or validation actions best support a safe implementation of the requirement? Select TWO answers.

  1. Read all 90,000 repository files to guarantee the agent has context before searching dependencies.
  2. Search one guessed top-level file and ignore nested module references that match the failing symbol.
  3. Retain verified file paths and line references when compacting context.
  4. Compact the investigation by retaining only a broad summary without file or line references.
  5. Introduce a bug in a nested module and verify the agent locates its callers without reading unrelated trees.

Explanation

Correct Answers

C:

A symbol search highlights likely code locations but cannot identify the failing runtime path by itself. Inspect callers and reproduce the failure. To verify that boundary in the acceptance exercise, retain verified file paths and line references when compacting context.

E:

Progressive retrieval uses the context window for causal evidence rather than a raw repository dump. Exercising this runtime path would detect the specific fault: the workflow lacks targeted symbol and call-path search discipline.

Incorrect Answers

A:

A whole-repository scan defeats scoped context and may still overwhelm the model.

B:

A premature narrow guess can miss the actual caller chain.

D:

Unverifiable notes cannot support targeted reproduction or repair.

Question 378

A Claude system is not behaving as designed: Claude repeatedly analyzes unrelated packages and misses the actual caller function. It was meant to achieve: Find the relevant code without filling model context with irrelevant modules. Which diagnosis deserves priority?

  1. The relevant call path was located, but the model chose a wrong code change despite correct repository evidence.
  2. The assistant deliberately examined only the authorized nested package and reported other packages out of scope.
  3. The workflow lacks targeted symbol and call-path search discipline.
  4. A correctly scoped symbol search returned no matches because the function was genuinely absent from the repository.

Explanation

Correct Answer

C:

This diagnosis explains the observed pilot behavior: Claude repeatedly analyzes unrelated packages and misses the actual caller function. The architectural fault is the workflow lacks targeted symbol and call-path search discipline. A targeted correction is: Use Glob/Grep, inspect candidate files and expand one dependency edge at a time.

Incorrect Answers

A:

A patch judgment error is distinct from never narrowing the symbol search to the actual caller.

B:

A scoped authorized investigation differs from aimlessly analyzing unrelated packages.

D:

A legitimate no-match outcome is not failure to use targeted search in a repository with a real caller.

Question 379

A design review needs an accurate risk statement for this goal: Find the relevant code without filling model context with irrelevant modules. Which statement avoids overclaiming?

  1. Approve the targeted repository search plan without tracing whether the matched symbol is on the failing call path.
  2. Use the first filename and symbol match in a large repository as a confirmed root cause without inspecting its callers or execution path.
  3. Choose a likely source file from the product name and diagnose it without inspecting actual repository references.
  4. A search hit points to potentially relevant code, not definitive proof of root cause.

Explanation

Correct Answer

D:

A symbol search highlights likely code locations but cannot identify the failing runtime path by itself. Inspect callers and reproduce the failure.

Incorrect Answers

A:

A design document cannot show actual enforcement, incomplete results or failures. The case specifically observed: Claude repeatedly analyzes unrelated packages and misses the actual caller function.

B:

Search provides candidate locations only. Read the relevant implementation and validate the runtime path before attributing the bug.

C:

Names alone do not establish the actual implementation. Alternative approaches do not justify ignoring realistic failure conditions.

Question 380

A product engineer discovers: Claude repeatedly analyzes unrelated packages and misses the actual caller function. Which change has the strongest causal link to this problem?

  1. Load the whole 90,000-file repository into the model context so every possible caller is present at once.
  2. Inspect only the first symbol match and conclude the other packages are irrelevant without following its callers.
  3. Search for broad package names repeatedly without narrowing by the failing function or file paths.
  4. Use Glob/Grep, inspect candidate files and expand one dependency edge at a time.

Explanation

Correct Answer

D:

Progressive retrieval uses the context window for causal evidence rather than a raw repository dump. In this failure, claude repeatedly analyzes unrelated packages and misses the actual caller function. The corrective action is to use Glob/Grep, inspect candidate files and expand one dependency edge at a time.

Incorrect Answers

A:

Unbounded ingestion wastes context and may truncate relevant code. Discover candidates with targeted search and inspect dependencies incrementally.

B:

A name hit is not a verified execution path. Trace one dependency edge at a time to locate the true caller.

C:

Broad searches create noise and repeated unrelated analysis. Use specific symbols and scoped files as evidence emerges.

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

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