Practice Mode

1. service_models | Bloom: analyze | Difficulty: 4

A company is deciding between consuming an existing CRM product and building its own custom CRM platform. Which distinction is most important between SaaS and PaaS here?

A. SaaS gives more OS control than PaaS B. PaaS is only for desktop users and SaaS is only for mobile users C. SaaS is for consuming finished software; PaaS is for building and deploying custom applications D. They differ only in billing currency

2. fundamentals | Bloom: apply | Difficulty: 4

Which workload is the strongest candidate for a move to serverless functions?

A. A bursty image-resizing task triggered only when users upload files B. A fixed-capacity backup appliance in one office C. A database engine that must hold long-lived in-memory state D. A desktop application with a graphical interface

3. fundamentals | Bloom: understand | Difficulty: 2

Why is broad network access useful from a user perspective?

A. It forces all services to be public websites B. It allows services to be reached from different device types over standard networks C. It guarantees zero latency D. It eliminates the need for credentials

4. security | Bloom: apply | Difficulty: 4

In AWS, which control most directly limits which application tiers can reach an RDS instance in a sensitive backend subnet?

A. Rewriting the BI dashboard B. VPC segmentation with restrictive security-group and subnet rules C. Faster CPUs D. Bigger storage volumes

5. service_models | Bloom: analyze | Difficulty: 4

What usually happens to customer-managed infrastructure work as a team moves from IaaS toward SaaS?

A. It disappears only if the team stops using security B. It becomes identical across all models C. It always increases D. It generally decreases because the provider manages more of the stack

6. security | Bloom: apply | Difficulty: 4

If too many users can read a sensitive Amazon S3 bucket, which control family should be examined first?

A. CPU scheduling B. Notebook environment C. IAM or bucket-policy configuration D. Autoscaling policy

7. data_analytics | Bloom: apply | Difficulty: 4

An application stores customer orders with well-defined relationships and needs strong support for SQL queries. Which kind of managed data service is the best fit?

A. Object bucket only B. Relational database service C. Message queue D. Non-relational key-value database as the primary fit

8. data_analytics | Bloom: apply | Difficulty: 4

A research team collects large raw sensor files from many devices and wants durable cloud storage before later batch processing. Which option is most suitable as the initial landing zone?

A. Object storage B. An in-memory cache only C. A VM's boot disk only D. A local USB drive for each user

9. security | Bloom: analyze | Difficulty: 4

Why does the customer's exact security responsibility depend partly on the chosen service model?

A. Because every model removes IAM responsibilities B. Because service models only affect pricing and never controls C. Because every model gives the customer physical-hardware responsibility D. Because different service models abstract different parts of the stack, shifting who manages which layers

10. security | Bloom: apply | Difficulty: 3

Which control most directly protects data while it travels between users and an AWS-hosted service such as an API behind a load balancer?

A. Block storage B. Encryption in transit C. Object lifecycle policy D. Autoscaling