What is the typical process flow of environments before production, including team sizes and approvals?
💡 Model Answer
The typical environment flow in a modern software pipeline is: Development → Continuous Integration (CI) → Unit/Integration Tests → Build → QA Testing → Staging (pre‑production) → User Acceptance Testing (UAT) → Approval → Production. In a small team, developers (2–4) write code, QA engineers (1–2) run tests, and a DevOps engineer (1) manages CI/CD. Larger teams may split QA and DevOps roles. Approvals are usually required at key gates: code review and merge approval, QA sign‑off after testing, security review if applicable, and product owner sign‑off after UAT. Each gate ensures that only code that meets quality, security, and business criteria moves forward. The process can be iterative, with frequent releases, but the environment sequence remains the same to guarantee consistency and reliability.
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