Orchestration_MCQ_Flashcards
(20 cards)
What is the key difference between orchestration and automation?
Orchestration coordinates multiple automated tasks into workflows, while automation handles single tasks.
Which migration strategy moves apps to the cloud without redesign?
Lift-and-shift
Which app type supports autoscaling and replication?
Cloud-native applications
Which tool is used to run and manage containers?
Docker CLI
What is Minikube used for?
Running a local Kubernetes test cluster
What does Helm do in Kubernetes?
Packages and deploys applications (like a package manager)
Which Kubernetes component assigns pods to nodes?
Scheduler
What is the role of etcd in Kubernetes?
Stores the cluster state in a key-value store
Which component runs containers in a Kubernetes node?
Container runtime (e.g., Docker)
What is the role of the Kubelet?
Talks to the control plane and manages pods on a node
What is the purpose of KrakenD?
API gateway that filters and aggregates service traffic
What protocol is OpenID Connect based on?
OAuth 2.0
What is JWT used for?
Encoding authentication/session data
What is Keycloak?
An identity provider for user authentication
What does TLS do?
Encrypts traffic for secure communication
What is an X.509 certificate used for?
Verifying identity in TLS/SSL
What does Kubernetes HPA (Horizontal Pod Autoscaler) do?
Scales pods based on resource usage like CPU
What is the purpose of app segmentation in cloud migration?
Break monoliths into microservices
What does immutability mean in container deployment?
Containers are not modified after deployment
What is a persistent volume in Kubernetes?
Storage resource for stateful container data
