Free cloud certification practice questions

The AWS Cloud value proposition is the core answer to why organizations choose AWS over traditional on-premises IT: on-demand resources with pay-as-you-go pricing instead of owning hardware.

Option a captures both halves of the value proposition: resources are available on demand (no procurement cycle) and billing is pay-as-you-go (costs track usage). Option b describes the opposite of cloud computing, since the whole point is that customers stop buying and racking hardware. Option c is wrong because AWS billing is variable and metered, not a flat unlimited-use fee. Option d confuses a cloud provider with a managed-services staffing arrangement for on-premises gear, which is not what AWS sells.

1. Recall that a value proposition states what the customer gains versus the alternative, which here is traditional on-premises IT.
2. Identify the two defining traits of the AWS model: on-demand consumption and pay-as-you-go pricing.
3. Eliminate any option that involves buying hardware upfront, flat unlimited fees, or managing on-premises equipment.
4. Select the option that pairs on-demand resources with usage-based billing.

Exam tip: AWS value proposition = on-demand resources + pay only for what you use, instead of owning hardware.

The AWS shared responsibility model divides security duties: AWS handles security OF the cloud (the infrastructure running AWS services), while the customer handles security IN the cloud (everything they put on that infrastructure).

The correct answer restates AWS's own six-word summary of the model: security OF the cloud belongs to AWS, security IN the cloud belongs to the customer. The claim that AWS takes over all security after migration is the most dangerous misconception the model exists to correct, because misconfigured customer resources cause most real cloud incidents. The inverted phrasing swaps the two sides, which is a classic exam trap that relies on reading too quickly. The equal-split option fails because the model assigns most controls wholly to one party; only patch management, configuration management, and awareness and training are shared, and each party acts in its own layer rather than splitting work fifty-fifty.

1. Recall the model's summary phrase: OF the cloud = AWS, IN the cloud = customer.
2. Eliminate any option claiming one party owns everything, since the model is a partnership.
3. Eliminate the option that swaps OF and IN, keeping the mapping mechanical.
4. Reject the equal-split idea because sharing applies only to a few named controls, each split by layer.

Exam tip: Memorize the mapping: AWS = security OF the cloud; customer = security IN the cloud.