10 Questions to Test Your Understanding of Kubernetes: A Beginner-Friendly Guide

source: kodekloud.com

Are you learning Kubernetes (K8s) and want to check your knowledge? This article will help you understand key Kubernetes concepts through 10 practical questions. We’ll explain each answer in detail using simple examples.

Question 1: What is a Pod in Kubernetes?

A Pod is the smallest unit you can create in Kubernetes. Think of it like a wrapper that holds one or more containers. Here’s what makes Pods special:

• They run on a single worker node
• They share the same network space
• They can share storage
• They’re created and deleted together

Let’s look at a simple example of a Pod definition:

apiVersion: v1
kind: Pod
metadata:
  name: my-web-pod
spec:
  containers:
  - name: web-container
    image: nginx:latest
    ports:
    - containerPort: 80

Question 2: What’s the Difference Between a Deployment and a ReplicaSet?

This is a common question that confuses many beginners. Let’s break it down:

A ReplicaSet makes sure a specific number of Pod copies (replicas) are running at all times. If a…