Docker for the Absolute Beginner - Hands-On - Kubernetes Introduction

The video provides an introduction to Kubernetes, highlighting its capabilities compared to Docker, such as scaling and automation. It explains the architecture of Kubernetes, including nodes and clusters, and details the control plane components like the API server, etcd, and scheduler. The video also covers Kubernetes CLI tools, emphasizing their role in managing applications and clusters.

What is one of the key advantages of using Kubernetes over Docker?

• It is easier to install than Docker.

• It allows running a single instance of an application.

• It can automatically scale applications based on user load.

• It requires fewer resources than Docker.

How does Kubernetes relate to Docker?

• Kubernetes replaces Docker entirely.

• Kubernetes uses Docker hosts to run applications.

• Kubernetes is a simpler version of Docker.

• Kubernetes does not support Docker.

What is the primary function of the master node in a Kubernetes cluster?

• To store application data.

• To run user applications directly.

• To manage and orchestrate containers on worker nodes.

• To provide network connectivity.

Which component acts as the front end for Kubernetes?

• Scheduler

• etcd

• API server

• Kubelet

What is the role of the kubelet in a Kubernetes cluster?

• To ensure containers are running on nodes as expected.

• To manage the cluster's network settings.

• To store configuration data.

• To provide a user interface for cluster management.

What is the primary use of the kubectl command-line tool?

• To install Kubernetes on a new node.

• To deploy and manage applications on a Kubernetes cluster.

• To create new Docker images.

• To monitor network traffic.

Which command is used to view information about the Kubernetes cluster?

• kubectl cluster-info

• kubectl run

• kubectl get nodes

• kubectl describe