Technical Trade SchoolBAS-400 developer-series
BAS-409
Editable professional record

BAS-409 Evidence Workbook

Professional evidence workbook

Complete this while working the corresponding online lab. Entries save only in this browser until exported or printed. Do not enter live credentials, protected customer information, or uncontrolled personal data.

409-L1 · Repository/artifact mapping lab

Configuration-item inventory and baseline

Required artifact: Source/generated/deployed/backed-up items; dependencies; owners; versions/checksums; unknowns

Identity, source, mode, authority
Hazards, impacts, prohibited actions, stop criteria
Expected normal and acceptance basis
As-found evidence and timestamps
Calculations with units and reasonableness
Hypotheses, contradictions, discriminating test
Action, expected result, abort/rollback
Result, changed case, restoration, as-left
Open risk, owner, due date, defense
409-L2 · Change-review case

Semantic diff, peer review, and risk classification

Required artifact: Issue/intent; behavior change; blast radius; modes/assets; reviewer findings; approval; open risks

Identity, source, mode, authority
Hazards, impacts, prohibited actions, stop criteria
Expected normal and acceptance basis
As-found evidence and timestamps
Calculations with units and reasonableness
Hypotheses, contradictions, discriminating test
Action, expected result, abort/rollback
Result, changed case, restoration, as-left
Open risk, owner, due date, defense
409-L3 · Branch/tag/build simulation

Release manifest and reproducible package

Required artifact: Tool/dependency versions; generated artifacts; checksums; manifest; promotion state; integrity

Identity, source, mode, authority
Hazards, impacts, prohibited actions, stop criteria
Expected normal and acceptance basis
As-found evidence and timestamps
Calculations with units and reasonableness
Hypotheses, contradictions, discriminating test
Action, expected result, abort/rollback
Result, changed case, restoration, as-left
Open risk, owner, due date, defense
409-L4 · Implementation runbook exercise

Change plan, window, abort, and rollback

Required artifact: Prechecks; backup/restore evidence; communications; timing; abort thresholds; rollback triggers; owners

Identity, source, mode, authority
Hazards, impacts, prohibited actions, stop criteria
Expected normal and acceptance basis
As-found evidence and timestamps
Calculations with units and reasonableness
Hypotheses, contradictions, discriminating test
Action, expected result, abort/rollback
Result, changed case, restoration, as-left
Open risk, owner, due date, defense
409-L5 · Timed release simulator

Controlled deployment and emergency-change branch

Required artifact: Target/version; live log; postchecks; temporary states; emergency minimum record; retrospective actions

Identity, source, mode, authority
Hazards, impacts, prohibited actions, stop criteria
Expected normal and acceptance basis
As-found evidence and timestamps
Calculations with units and reasonableness
Hypotheses, contradictions, discriminating test
Action, expected result, abort/rollback
Result, changed case, restoration, as-left
Open risk, owner, due date, defense
409-L6 · Configuration comparison dashboard

Drift and dependency lifecycle audit

Required artifact: Unauthorized/unknown drift; accounts/overrides; cert/license/EOL; evidence preservation; corrective owners

Identity, source, mode, authority
Hazards, impacts, prohibited actions, stop criteria
Expected normal and acceptance basis
As-found evidence and timestamps
Calculations with units and reasonableness
Hypotheses, contradictions, discriminating test
Action, expected result, abort/rollback
Result, changed case, restoration, as-left
Open risk, owner, due date, defense
409-C · Independent capstone + evidence defense

Failed multi-artifact release and recovery

Required artifact: Baseline through review/deploy/failure/rollback/recovery/audit/closeout; reconciled versions and as-left state

Identity, source, mode, authority
Hazards, impacts, prohibited actions, stop criteria
Expected normal and acceptance basis
As-found evidence and timestamps
Calculations with units and reasonableness
Hypotheses, contradictions, discriminating test
Action, expected result, abort/rollback
Result, changed case, restoration, as-left
Open risk, owner, due date, defense