Cloud Computing Basics: AWS, IaaS, PaaS and SaaS Simply Explained

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Cloud computing allows users to access servers, storage, databases, and networking over the internet instead of managing physical infrastructure themselves. Traditionally, businesses had to buy, house, and maintain their own servers, bearing full responsibility for costs and hardware failures. Cloud providers changed this model by letting users rent computing resources on demand and pay only for what they consume, similar to how electricity is billed. The infrastructure has evolved over time from dedicated physical servers to virtual machines, containers, and serverless computing, each offering greater efficiency. Major cloud platforms like AWS offer services across three main categories — IaaS, PaaS, and SaaS — catering to different levels of user control and management.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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