The ADCT loop involves cycling through which of the following activities until the system meets quality standards?

Question

BlackTom AI · Accepted Answer

ADCT stands for Analysis, Design, Coding, and Testing — the core iterative activities in a development loop that repeat until the system reaches required quality.

1) Relevant knowledge points and concepts
- SDLC/iterative development: modern software development uses cycles of requirement analysis, design, implementation, and verification to incrementally improve a system.
- Verification and validation: Testing verifies implementation against design; analysis and design address requirement gaps discovered during testing.
- Iteration: A loop implies repeating these stages (analysis → design → coding → testing) until acceptance criteria/quality standards are fulfilled.

2) Step-by-step reasoning process
- Step 1: Analysis — gather and clarify requirements or identify defects found in prior builds.
- Step 2: Design — update architecture, interfaces, or detailed design to address the analyzed needs.
- Step 3: Coding — implement the design changes in source code.
- Step 4: Testing — execute unit, integration, and system tests to confirm fixes and new features meet quality criteria.
- If tests fail or new issues are discovered, return to Analysis and repeat the cycle. Continue this loop until tests pass and quality standards are met.

3) Intermediate steps / checks
- After Testing, produce a test report. If fail → prioritize defects → re-enter Analysis. If pass → proceed to deployment or acceptance.
- No numerical calculations are needed; the “intermediate steps” are the checkpoint activities (test reports, bug triage, design revisions).

4) Why the correct answer is correct
- The phrase “ADCT loop” explicitly names the four activities: Analysis, Design, Coding, and Testing. These represent a classic iterative feedback loop in development, matching the wording and behavior described (cycling until quality standards are met).

5) Why other options are incorrect
- Option 2 (Planning, Requirements Analysis, Design, Maintenance): includes maintenance (post-delivery) and lacks explicit coding/testing in the iteration described.
- Option 3 (Risk assessment, Budgeting, Training, Deployment): focuses on project management activities, not the build-test loop.
- Option 4 (Stakeholder analysis, Feasibility study, Rollout, Monitoring): covers early-phase evaluation and post-release monitoring, not the implementation/testing cycle.

6) Conclusion
The correct answer is Analysis, Design, Coding, and Testing, which matches the provided answer.

The ADCT loop involves cycling through which of the following activities until the system meets quality standards?单项选择题

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