| 1 | What are the architectural models for multi-cluster ArgoCD (hub-spoke vs per-cluster)? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 2 | What are the failure and resilience considerations for multi-cluster ArgoCD? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 3 | How does App of Apps support multi-cluster bootstrapping? ArgoCD › App of Apps | ArgoCD | App of Apps | Advanced |
| 4 | How does ArgoCD manage multiple clusters? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Beginner |
| 5 | How do you add (register) an external cluster to ArgoCD? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Beginner |
| 6 | Can one ArgoCD instance deploy to the cluster it runs in and remote clusters simultaneously? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Beginner |
| 7 | What is a management (hub) cluster in ArgoCD? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Beginner |
| 8 | How do you list registered clusters in ArgoCD? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Beginner |
| 9 | Do workloads keep running if the ArgoCD hub goes down? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Beginner |
| 10 | How do you remove a cluster from ArgoCD? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Beginner |
| 11 | What is the difference between the in-cluster and external cluster destinations? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 12 | How are cluster credentials secured in ArgoCD? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 13 | How do you target a subset of clusters (e.g., only production)? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 14 | How do cluster labels help manage a fleet? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 15 | What connectivity does the hub need to spoke clusters? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 16 | How do you deploy region-specific configuration to clusters? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 17 | What is the difference between targeting a cluster by server URL vs name? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 18 | How do you onboard a new cluster into an existing GitOps setup? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 19 | How do you deploy different app versions to different clusters (e.g., staged rollout)? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 20 | How do you view aggregated application status across clusters? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 21 | Can you run ArgoCD per cluster instead of a central hub, and why? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Intermediate |
| 22 | How do you deploy the same application to many clusters efficiently? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 23 | How do you handle per-cluster configuration differences? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 24 | How does ArgoCD scale to hundreds of clusters and applications? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 25 | How do you handle credentials rotation for many clusters? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 26 | How do you achieve high availability for the ArgoCD control plane? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 27 | How do you isolate tenants across clusters? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 28 | How does controller sharding distribute cluster load? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 29 | What are security considerations for a hub managing many clusters? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 30 | How does ApplicationSet auto-manage apps as clusters come and go? ArgoCD › Multi-cluster | ArgoCD | Multi-cluster | Advanced |
| 31 | What is the difference between push-based and pull-based deployment? ArgoCD › GitOps Principles | ArgoCD | GitOps Principles | Beginner |
| 32 | What are the source and destination in an Application spec? ArgoCD › Applications | ArgoCD | Applications | Beginner |
| 33 | What is the App of Apps pattern? ArgoCD › App of Apps | ArgoCD | App of Apps | Beginner |
| 34 | Why use the App of Apps pattern? ArgoCD › App of Apps | ArgoCD | App of Apps | Beginner |
| 35 | What is RBAC in ArgoCD? ArgoCD › RBAC | ArgoCD | RBAC | Beginner |
| 36 | What are the built-in roles in ArgoCD? ArgoCD › RBAC | ArgoCD | RBAC | Beginner |
| 37 | What tools implement GitOps besides ArgoCD? ArgoCD › GitOps Principles | ArgoCD | GitOps Principles | Beginner |
| 38 | In App of Apps, what is the 'root' application? ArgoCD › App of Apps | ArgoCD | App of Apps | Beginner |
| 39 | How do you install the root app to bootstrap an environment? ArgoCD › App of Apps | ArgoCD | App of Apps | Beginner |
| 40 | What's the benefit of a single sync point in App of Apps? ArgoCD › App of Apps | ArgoCD | App of Apps | Beginner |
| 41 | What is the policy.default setting? ArgoCD › RBAC | ArgoCD | RBAC | Beginner |
| 42 | How do you give a group admin access via RBAC? ArgoCD › RBAC | ArgoCD | RBAC | Beginner |
| 43 | What is the difference between ArgoCD RBAC and Kubernetes RBAC? ArgoCD › RBAC | ArgoCD | RBAC | Beginner |
| 44 | How do you bind a user (not a group) to a role? ArgoCD › RBAC | ArgoCD | RBAC | Beginner |
| 45 | How do you deploy a Helm chart with ArgoCD and override values? ArgoCD › Applications | ArgoCD | Applications | Intermediate |
| 46 | How do you use Kustomize with an ArgoCD Application? ArgoCD › Applications | ArgoCD | Applications | Intermediate |
| 47 | What is a Project (AppProject) in ArgoCD? ArgoCD › Applications | ArgoCD | Applications | Intermediate |
| 48 | How does App of Apps differ from ApplicationSets? ArgoCD › App of Apps | ArgoCD | App of Apps | Intermediate |
| 49 | How do you bootstrap a whole cluster with App of Apps? ArgoCD › App of Apps | ArgoCD | App of Apps | Intermediate |
| 50 | How is an ArgoCD RBAC policy rule structured? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 51 | How do you scope RBAC to specific projects and applications? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 52 | How does ArgoCD integrate with SSO for authentication? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 53 | What is the exec resource in RBAC and why is it sensitive? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 54 | What is the difference between GitOps and Infrastructure as Code (IaC)? ArgoCD › GitOps Principles | ArgoCD | GitOps Principles | Intermediate |
| 55 | How do you handle non-Kubernetes resources in a GitOps model? ArgoCD › GitOps Principles | ArgoCD | GitOps Principles | Intermediate |
| 56 | How do you structure directories for an App of Apps repo? ArgoCD › App of Apps | ArgoCD | App of Apps | Intermediate |
| 57 | What resources can ArgoCD RBAC control besides applications? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 58 | How do you create a read-only role scoped to one project? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 59 | What is a local account and when would you use one? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 60 | How do you restrict which repositories a project can use? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 61 | How do you prevent a team from deploying to namespaces they don't own? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 62 | What permissions are needed to manage ApplicationSets? ArgoCD › RBAC | ArgoCD | RBAC | Intermediate |
| 63 | How do you structure Git repositories for GitOps at scale? ArgoCD › GitOps Principles | ArgoCD | GitOps Principles | Advanced |
| 64 | How does GitOps support disaster recovery? ArgoCD › GitOps Principles | ArgoCD | GitOps Principles | Advanced |
| 65 | What are ApplicationSets and what problem do they solve? ArgoCD › Applications | ArgoCD | Applications | Advanced |
| 66 | What ApplicationSet generators exist and when do you use each? ArgoCD › Applications | ArgoCD | Applications | Advanced |
| 67 | How do you create ephemeral preview environments with ArgoCD? ArgoCD › Applications | ArgoCD | Applications | Advanced |
| 68 | How do you manage many environments (dev/staging/prod) for one app? ArgoCD › Applications | ArgoCD | Applications | Advanced |
| 69 | What are multiple sources in an Application and why use them? ArgoCD › Applications | ArgoCD | Applications | Advanced |
| 70 | How do you monitor ArgoCD itself (metrics and observability)? ArgoCD › Sync & Health | ArgoCD | Sync & Health | Advanced |
| 71 | How do you combine App of Apps with ApplicationSets? ArgoCD › App of Apps | ArgoCD | App of Apps | Advanced |
| 72 | How do you manage environment promotion using App of Apps? ArgoCD › App of Apps | ArgoCD | App of Apps | Advanced |
| 73 | How do AppProjects and RBAC work together for multi-tenancy? ArgoCD › RBAC | ArgoCD | RBAC | Advanced |
| 74 | How do you manage RBAC for API/automation accounts (project roles and tokens)? ArgoCD › RBAC | ArgoCD | RBAC | Advanced |
| 75 | How do you troubleshoot 'permission denied' errors in ArgoCD? ArgoCD › RBAC | ArgoCD | RBAC | Advanced |
| 76 | How do you handle large Applications that hit apply size or performance limits? ArgoCD › Applications | ArgoCD | Applications | Advanced |
| 77 | How do you manage shared/common configuration across many Applications? ArgoCD › Applications | ArgoCD | Applications | Advanced |
| 78 | When should you migrate from App of Apps to ApplicationSets? ArgoCD › App of Apps | ArgoCD | App of Apps | Advanced |
| 79 | How do you use sync waves on child applications for ordered platform bootstrap? ArgoCD › App of Apps | ArgoCD | App of Apps | Advanced |
| 80 | How do you handle per-environment differences in an App of Apps model? ArgoCD › App of Apps | ArgoCD | App of Apps | Advanced |
| 81 | What are alternatives to App of Apps for managing many apps? ArgoCD › App of Apps | ArgoCD | App of Apps | Advanced |
| 82 | How does the scopes setting affect group mapping? ArgoCD › RBAC | ArgoCD | RBAC | Advanced |
| 83 | How do project roles and tokens enable least-privilege automation? ArgoCD › RBAC | ArgoCD | RBAC | Advanced |
| 84 | How do you audit and troubleshoot effective permissions for a user? ArgoCD › RBAC | ArgoCD | RBAC | Advanced |
| 85 | How do you implement break-glass emergency access safely? ArgoCD › RBAC | ArgoCD | RBAC | Advanced |