Portfolioβ€ΊIT & Infrastructureβ€ΊCloud Fundamentals
Topic

Cloud Fundamentals

Reason about cloud cost, migration, and architecture for South African businesses. Tests TCO comparison, lift-and-shift planning, and hybrid cloud design.

Cloud TCOMigration planningHybrid architectureIaaS / SaaS literacy

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Topic Execution Guide

Cloud Infrastructure Architecture (AWS & Azure)

Cloud computing allows organizations to deploy scalable infrastructure on demand. Employers look for foundational cloud expertise across AWS and Azure, including virtual networks (VPC/VNet), virtual machines (EC2/Azure VMs), cloud storage, IAM policies, and cost management.

1. Cloud Architecture & Network Blueprint

Cloud topology diagram detailing VPC subnets, Internet Gateways, NAT Gateways, and security groups.

2. Infrastructure as Code (Terraform) Script

Declarative Terraform configuration file provisioning a multi-zone cloud environment with secure IAM roles.

3. Cloud Cost Optimization Report

Analysis report detailing idle cloud asset removal, right-sizing VM instances, and Reserved Instance cost savings.

Frequently Asked Questions (Cloud Fundamentals)

What is the Cloud Shared Responsibility Model?

The cloud provider manages physical security and infrastructure hardware, while the customer is responsible for configuring OS patches, data security, IAM, and firewall rules.

How do you secure Amazon S3 buckets or Azure Storage Blobs?

Block public access settings, enforce SSE-KMS encryption at rest, and restrict access using IAM bucket policies.

What is the benefit of Infrastructure as Code (IaC)?

IaC allows infrastructure to be version-controlled in Git, tested automatically, and provisioned repeatably without manual GUI configuration errors.

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