Flashcard Decks¶
Browse all flashcard decks. Each deck contains questions with collapsible answers.
197 decks | 8382 cards total
| Difficulty | Count |
|---|---|
| 🟢 Easy | 1776 |
| 🟡 Medium | 3276 |
| 🔴 Hard | 1492 |
All Decks¶
| Deck | Cards | Easy | Medium | Hard |
|---|---|---|---|---|
| Alerting | 32 | 5 | 9 | 6 |
| Ansible Core | 56 | 9 | 28 | 4 |
| Ansible Ops | 55 | 10 | 18 | 12 |
| Ansible Playbooks | 103 | 7 | 81 | 0 |
| Api Gateway | 16 | 3 | 4 | 3 |
| Argo | 65 | 12 | 26 | 12 |
| Arp | 18 | 3 | 4 | 3 |
| Audit Logging | 30 | 4 | 9 | 7 |
| Aws Advanced | 15 | 1 | 12 | 2 |
| Aws Compute | 105 | 23 | 53 | 23 |
| Aws Database | 66 | 8 | 31 | 13 |
| Aws Devops | 41 | 10 | 10 | 6 |
| Aws General | 70 | 19 | 25 | 11 |
| Aws Networking | 130 | 20 | 77 | 27 |
| Aws Security | 63 | 18 | 25 | 14 |
| Aws Storage | 85 | 14 | 45 | 20 |
| Aws Troubleshooting | 31 | 10 | 14 | 1 |
| Azure | 108 | 23 | 47 | 23 |
| Azure Troubleshooting | 31 | 7 | 12 | 6 |
| Backup Restore | 27 | 4 | 10 | 6 |
| Bash | 86 | 23 | 47 | 1 |
| Bash Advanced | 12 | 0 | 11 | 1 |
| Binary | 26 | 5 | 12 | 3 |
| Capacity Planning | 26 | 5 | 9 | 6 |
| Change Management | 16 | 3 | 4 | 3 |
| Chaos Engineering | 26 | 5 | 10 | 5 |
| Chef | 110 | 31 | 34 | 30 |
| Cicd | 65 | 10 | 27 | 13 |
| Cilium | 16 | 3 | 4 | 3 |
| Circleci | 31 | 5 | 8 | 3 |
| Cisco | 18 | 3 | 4 | 3 |
| Claude Code | 31 | 9 | 11 | 5 |
| Cli Tools | 41 | 12 | 13 | 7 |
| Cloud | 33 | 7 | 5 | 6 |
| Compliance | 27 | 4 | 10 | 6 |
| Consul | 36 | 9 | 15 | 6 |
| Container Base Images | 26 | 6 | 9 | 5 |
| Container Runtime | 36 | 7 | 10 | 8 |
| Corporate It Fluency | 42 | 23 | 3 | 10 |
| Crashloopbackoff | 16 | 4 | 4 | 2 |
| Cron | 17 | 3 | 5 | 3 |
| Css | 20 | 5 | 7 | 2 |
| Database Ops | 26 | 3 | 6 | 3 |
| Databases | 32 | 9 | 9 | 7 |
| Datacenter | 134 | 30 | 55 | 34 |
| Datadog | 33 | 5 | 11 | 2 |
| Datascience | 22 | 4 | 7 | 4 |
| Db Internals | 96 | 22 | 40 | 28 |
| Debian Ubuntu | 27 | 6 | 12 | 2 |
| Debugging Methodology | 38 | 10 | 15 | 7 |
| Devops | 80 | 14 | 39 | 17 |
| Dhcp | 16 | 3 | 4 | 3 |
| Disaster Recovery | 26 | 4 | 9 | 7 |
| Dnf | 37 | 9 | 15 | 7 |
| Dns | 40 | 8 | 10 | 7 |
| Dnssec | 16 | 3 | 4 | 3 |
| Docker Basics | 105 | 20 | 47 | 23 |
| Docker Networking | 35 | 5 | 10 | 5 |
| Docker Ops | 91 | 19 | 38 | 19 |
| Docker Security | 33 | 6 | 14 | 6 |
| Docker Storage | 24 | 4 | 9 | 4 |
| Ebpf | 29 | 5 | 8 | 7 |
| Edge Iot | 16 | 3 | 4 | 3 |
| Elasticsearch | 84 | 20 | 38 | 20 |
| Envoy | 36 | 10 | 14 | 6 |
| Etcd | 23 | 3 | 5 | 3 |
| Fd | 28 | 5 | 10 | 5 |
| Finops | 19 | 3 | 4 | 3 |
| Firewalls | 29 | 5 | 9 | 6 |
| Firmware | 25 | 3 | 4 | 3 |
| Fleet Ops | 16 | 3 | 4 | 3 |
| Fzf | 29 | 4 | 10 | 6 |
| Gcp Compute | 51 | 9 | 18 | 13 |
| Gcp General | 45 | 15 | 14 | 5 |
| Gcp Kubernetes | 48 | 13 | 14 | 10 |
| Gcp Networking | 28 | 3 | 11 | 3 |
| Gcp Security | 43 | 1 | 21 | 10 |
| Gcp Troubleshooting | 36 | 7 | 11 | 7 |
| Generativeai | 23 | 4 | 7 | 4 |
| Git | 140 | 40 | 83 | 3 |
| Git Advanced | 15 | 2 | 11 | 2 |
| Git Workflows | 38 | 10 | 15 | 7 |
| Gitops | 48 | 8 | 16 | 9 |
| Grafana | 33 | 5 | 9 | 6 |
| Graphql | 36 | 9 | 15 | 6 |
| Grokdevops Training | 57 | 11 | 29 | 10 |
| Helm | 51 | 10 | 15 | 12 |
| Homelab | 16 | 3 | 4 | 3 |
| Http Protocol | 22 | 5 | 7 | 3 |
| Incident Psychology | 16 | 3 | 4 | 3 |
| Incident Response | 27 | 4 | 5 | 3 |
| Incident Triage | 28 | 4 | 10 | 6 |
| Inodes | 25 | 3 | 5 | 2 |
| Istio | 36 | 9 | 15 | 6 |
| Jenkins | 25 | 2 | 5 | 3 |
| Jq | 30 | 4 | 9 | 7 |
| K8S Advanced Ops | 32 | 3 | 13 | 9 |
| K8S Concept Chain | 30 | 9 | 10 | 5 |
| K8S Config | 44 | 7 | 16 | 6 |
| K8S Core | 157 | 37 | 74 | 31 |
| K8S General | 43 | 7 | 15 | 6 |
| K8S Networking | 27 | 4 | 4 | 4 |
| K8S Node Lifecycle | 21 | 3 | 4 | 3 |
| K8S Operators | 16 | 3 | 4 | 3 |
| K8S Ops | 110 | 21 | 51 | 23 |
| K8S Rbac | 25 | 4 | 4 | 4 |
| K8S Security | 39 | 6 | 14 | 6 |
| K8S Services | 58 | 13 | 25 | 13 |
| K8S Storage | 39 | 8 | 12 | 8 |
| K8S Troubleshooting | 56 | 13 | 25 | 11 |
| K8S Workloads | 84 | 19 | 39 | 20 |
| Kafka | 91 | 21 | 42 | 21 |
| Lacp | 21 | 3 | 4 | 3 |
| Ldap | 16 | 3 | 4 | 3 |
| Legacy Systems | 16 | 3 | 4 | 3 |
| Linux Data Hoarding | 39 | 12 | 14 | 7 |
| Linux Distros | 21 | 4 | 8 | 3 |
| Linux Filesystem | 141 | 35 | 59 | 32 |
| Linux Fundamentals | 122 | 50 | 47 | 10 |
| Linux Kernel | 69 | 18 | 30 | 15 |
| Linux Memory | 36 | 9 | 9 | 11 |
| Linux Networking | 103 | 27 | 44 | 17 |
| Linux Performance | 53 | 7 | 22 | 14 |
| Linux Processes | 108 | 22 | 62 | 16 |
| Linux Recovery | 10 | 1 | 5 | 4 |
| Linux Security | 91 | 25 | 35 | 18 |
| Linux Systemd | 42 | 8 | 14 | 5 |
| Load Balancing | 29 | 5 | 9 | 6 |
| Log Pipelines | 17 | 3 | 4 | 3 |
| Loki | 25 | 3 | 4 | 3 |
| Lpic Lfcs | 26 | 6 | 12 | 2 |
| Mellanox Switches | 39 | 11 | 15 | 7 |
| Mental Models Core | 34 | 11 | 15 | 1 |
| Mergerfs | 41 | 12 | 16 | 7 |
| Message Queues | 36 | 9 | 15 | 6 |
| Ml Ops | 17 | 3 | 4 | 3 |
| Modern Cli | 34 | 11 | 7 | 7 |
| Monitoring | 75 | 10 | 42 | 8 |
| Mtu | 22 | 3 | 4 | 3 |
| Multi Tenancy | 16 | 3 | 4 | 3 |
| Nat | 16 | 3 | 4 | 3 |
| Networking | 138 | 43 | 56 | 24 |
| Nginx | 26 | 5 | 10 | 5 |
| Observability | 31 | 5 | 15 | 5 |
| On Call | 30 | 6 | 8 | 6 |
| Oomkilled | 16 | 3 | 5 | 2 |
| Open Policy Agent | 36 | 9 | 15 | 6 |
| Openshift | 49 | 8 | 18 | 8 |
| Ops War Stories | 16 | 3 | 4 | 3 |
| Package Management | 21 | 4 | 4 | 4 |
| Packet Path | 16 | 3 | 4 | 3 |
| Perf | 20 | 4 | 7 | 3 |
| Perl | 45 | 8 | 15 | 8 |
| Platform Engineering | 17 | 3 | 4 | 3 |
| Policy Engines | 21 | 3 | 4 | 3 |
| Postmortem Slo | 20 | 3 | 4 | 3 |
| Prometheus Stack | 90 | 21 | 42 | 21 |
| Puppet | 70 | 17 | 20 | 18 |
| Python | 67 | 30 | 17 | 6 |
| Python Algorithms | 20 | 2 | 12 | 6 |
| Python Oop | 14 | 0 | 9 | 5 |
| Regex | 26 | 5 | 9 | 6 |
| Repo | 38 | 6 | 12 | 6 |
| Rhce | 56 | 19 | 24 | 7 |
| Ripgrep | 24 | 5 | 7 | 3 |
| Routing | 25 | 3 | 4 | 3 |
| Runbook Craft | 16 | 3 | 4 | 3 |
| Saltstack | 70 | 17 | 22 | 16 |
| Secrets Management | 40 | 8 | 11 | 8 |
| Security | 209 | 52 | 118 | 27 |
| Selinux | 27 | 4 | 10 | 6 |
| Server Hardware | 25 | 3 | 4 | 3 |
| Service Mesh | 20 | 3 | 4 | 3 |
| Software Development | 40 | 6 | 14 | 6 |
| Sql | 22 | 6 | 4 | 5 |
| Ssh Hygiene | 16 | 3 | 4 | 3 |
| Storage | 43 | 8 | 17 | 8 |
| Stp | 17 | 3 | 4 | 3 |
| Strace | 20 | 5 | 7 | 2 |
| Systems Thinking | 17 | 3 | 4 | 3 |
| Tcpdump | 21 | 5 | 7 | 3 |
| Tempo | 20 | 3 | 4 | 3 |
| Terminal | 21 | 5 | 8 | 2 |
| Terraform Basics | 142 | 27 | 72 | 28 |
| Terraform Modules | 38 | 6 | 16 | 6 |
| Terraform Providers | 28 | 5 | 9 | 4 |
| Terraform State | 79 | 14 | 40 | 15 |
| Terraform Workflow | 47 | 8 | 21 | 8 |
| Tls | 43 | 8 | 11 | 9 |
| Tracing | 29 | 4 | 9 | 7 |
| Vendor Management | 16 | 3 | 4 | 3 |
| Virtualization | 17 | 3 | 4 | 3 |
| Vlans | 25 | 3 | 4 | 3 |
| Vmware | 31 | 8 | 12 | 5 |
| Vpn | 17 | 3 | 4 | 3 |
| Vscode | 16 | 3 | 4 | 3 |
| Zuul | 25 | 4 | 4 | 2 |