interview questions kubernetes

Introduction to Advanced Scheduling in Kubernetes Kubernetes offers powerful default scheduling capabilities to ensure efficient placement of Pods on nodes. However, in scenarios where specific node requirements, resource constraints, or advanced affinity rules are needed, Kubernetes provides advanced scheduling mechanisms to customize Pod placement. This guide explores key features like node affinity, taints and tolerations, […]

Introduction to Ingress Controllers In Kubernetes, managing external access to services running in a cluster can be challenging. While Services like NodePort and LoadBalancer can expose applications, they lack advanced routing and management capabilities. Kubernetes Ingress solves this by offering a way to configure HTTP and HTTPS routing to services based on hostnames, paths, and

Introduction to Stateful Applications In Kubernetes, most applications are designed to be stateless, which makes them easier to scale and manage. However, there are scenarios where applications need to maintain state, such as databases, message brokers, or distributed systems. Kubernetes provides the StatefulSet resource to manage stateful applications effectively. This guide explores stateful applications, the

Introduction to Autoscaling Autoscaling is an essential feature in Kubernetes, enabling your applications to handle varying levels of demand by automatically adjusting resources. Kubernetes supports multiple autoscaling mechanisms, including Horizontal Pod Autoscaler (HPA), Vertical Pod Autoscaler (VPA), and Cluster Autoscaler. This guide explores these autoscaling options, their configurations, and practical examples to help you optimize

Introduction to Kubernetes Networking Networking in Kubernetes is essential for enabling communication between various components of a cluster. Kubernetes provides a powerful and flexible networking model that supports service discovery, communication between Pods, and external access to applications. This guide explains the core concepts of Kubernetes networking, including the Container Network Interface (CNI), Pod-to-Pod communication,

Introduction to Monitoring and Logging in Kubernetes Monitoring and logging are critical components for maintaining and troubleshooting Kubernetes clusters. Kubernetes offers extensive tools and integrations to monitor performance metrics and capture logs for troubleshooting. This guide introduces the best practices and tools for monitoring and logging in Kubernetes, complete with examples to help you get

Introduction to Namespaces and Resource Quotas As Kubernetes clusters grow in size and complexity, organizing and managing resources becomes essential. Namespaces and Resource Quotas are powerful tools that allow administrators to segregate resources, enforce usage limits, and maintain a well-organized cluster. This guide will introduce namespaces and resource quotas, their importance, and how to use

Introduction to Persistent Volumes and Storage Classes In Kubernetes, managing data persistence is essential for stateful applications. Persistent Volumes (PVs) and Storage Classes provide a framework to decouple storage provisioning from application management. This ensures scalability, flexibility, and consistency in how storage is allocated and consumed. This guide dives into the concepts of Persistent Volumes,