Systems Analyst: What is serverless architecture?

Serverless — no server management. Run code without provisioning.

Characteristics:

• No server management.
• Event-driven.
• Pay per execution.
• Auto-scaling.
• Stateless functions.

Providers:

• AWS Lambda.
• Azure Functions.
• Google Cloud Functions.
• Vercel, Netlify.

Use Cases:

• APIs.
• Data processing.
• Scheduled tasks.
• Event handling.

Limitations:

• Cold starts.
• Execution time limits.
• Vendor lock-in.
• Debugging complexity.