DevOps, Cloud & Infrastructure

What Are Cloud Regions and Availability Zones?

Diagram of cloud infrastructure: multiple regions with isolated availability zones, each hosting redundant servers, networking and storage for fault isolation and high availability

What Is a Serverless Function?

What Is a Serverless Function? Modern application development has undergone

What Is a CDN (Content Delivery Network)?

Illustration of a CDN: distributed edge servers cache website assets near users to cut latency, balance traffic, and boost page load speed, availability, and reliability worldwide.

What Is a Virtual Network?

What Is a Virtual Network? Modern businesses face unprecedented challenges

What Is an Auto Scaling Group?

Diagram showing an Auto Scaling Group: a set of instances managed together, automatically adding or removing servers based on load, health checks, and scaling policies across zones

How to Manage Secrets in CI/CD Pipelines

Diagram of managing secrets in CI/CD pipelines: encrypted vaults, scoped tokens, masked env vars, automated rotation, audit logs and least-privilege deployments to reduce exposure.

How to Manage AWS S3 Buckets

Image of AWS S3 bucket management: console and CLI, lifecycle rules, versioning, access policies, encryption, organized objects, uploads, permissions and settings in cloud storage.

What Is Horizontal Scaling?

Illustration of horizontal scaling: multiple servers added to a cluster to distribute load, enabling higher throughput and redundancy by replicating services across nodes at-scale.

How to Monitor EC2 Instances

Visual guide to monitor AWS EC2 instances: configure CloudWatch metrics and alarms, install agents, collect logs, build dashboards, and apply best practices for performance-uptime.

What Are Ansible Playbooks?

Illustration of Ansible playbooks YAML automation files defining tasks, hosts, variables, and roles to configure systems, deploy applications, and orchestrate repeatable workflows.