Aryson Technologies Interview Questions and Answers

Ingress controller is a Kubernetes resource that manages external access to services within a cluster.

• Ingress controller acts as a traffic manager, routing incoming traffic to the appropriate services based on rules defined in the Ingress resource.

• It allows for the configuration of HTTP and HTTPS routing, load balancing, SSL termination, and more.

• Popular Ingress controllers include Nginx Ingress Controller, Traefik, and HAProxy.

• Ingress controllers can be used to expose multip...read more

Grant access to S3 bucket securely by using IAM policies and roles.

• Create an IAM policy with specific permissions for the S3 bucket

• Attach the IAM policy to an IAM role

• Assign the IAM role to the user or group that needs access

• Use bucket policies for more granular control if needed

Kubernetes networking is the way in which different pods and services communicate with each other within a Kubernetes cluster.

• Kubernetes networking allows pods to communicate with each other across nodes in the cluster.

• It uses a flat network model where each pod gets its own IP address.

• Kubernetes networking can be implemented using various plugins like Calico, Flannel, or Cilium.

• Network policies can be defined to control traffic flow between pods.

• Services in Kubernetes provid...read more

Pods communicate with other pods through network communication within the same Kubernetes cluster.

• Pods can communicate with each other using services, which provide a stable endpoint for communication.

• Pods can use DNS names to communicate with other pods within the same cluster.

• Pods can also communicate directly using IP addresses within the cluster network.

• Communication between pods can be secured using network policies.

• Examples: Using Kubernetes services to allow pods to co...read more

Ingress controls the external access to services in a cluster, while service defines a set of pods and how they can be accessed.

• Ingress manages external access to services in a cluster

• Service defines a set of pods and how they can be accessed

• Ingress can provide load balancing, SSL termination, and routing based on hostnames or paths

• Service can be of type ClusterIP, NodePort, LoadBalancer, or ExternalName