Alibaba ACA Cloud Computing study plan

Define the core cloud service models (IaaS, PaaS, SaaS) and map at least five Alibaba Cloud products to each model

Explain Alibaba Cloud's global infrastructure hierarchy (regions, zones, edge locations) in your own words

List the major Alibaba Cloud product families and state the primary use case for each

Describe the shared responsibility model and identify which layer owns which control

Compare ECS instance families (general, compute, memory, GPU) and select an appropriate family for three given workloads

Differentiate billing models (subscription, pay-as-you-go, spot/preemptible) and recommend one for two scenarios

Explain the ECS lifecycle from image and disk creation through instance launch, scaling, and release

Describe how security groups and key pairs govern ECS access

Explain OSS bucket, object, and key concepts plus storage classes and when to use each

Describe OSS access control (ACLs, bucket policies, RAM policies) and lifecycle rules

Explain how CDN caching, origin fetch, and refresh/preload work with an OSS origin

Distinguish OSS from other storage options (block storage, NAS, archive) for given use cases

Diagram a VPC with CIDR planning, subnets, route tables, and an internet gateway

Explain how security groups and network ACLs differ and where each applies

Describe SLB listener types and how health checks and backend server groups work

Explain when to use CEN or peering to connect multiple VPCs

Combine ECS, VPC, and SLB into a single architecture for a web application

Explain Auto Scaling triggers and how scaling groups integrate with SLB

Troubleshoot three hypothetical connectivity failures using route tables, security groups, and health-check status

Justify placement of resources across zones for availability

Explain RAM users, groups, roles, and policies and how they differ from root account usage

Write a least-privilege policy statement for a given role scenario

Describe how Resource Access Management integrates with STS temporary credentials

List core platform security services (e.g., security center, WAF, Anti-DDoS) and the threat each addresses

Describe what Qwen models are and the kinds of tasks they support

Explain Model Studio's role in building and deploying model-backed applications

Describe PAI's components and how it supports model training and deployment

Match three business scenarios to an appropriate AI solution among Qwen, Model Studio, and PAI

Review weak areas identified in earlier weeks and re-explain each in your own words

Complete a full timed practice set across all six domains and log every missed question by domain

Re-derive the key decision points for ECS sizing, OSS storage class, VPC design, and RAM policy scope

Summarize the shared responsibility model and where security controls live across services