PCCSA · Question #5
Match each cloud computing characteristic with its description.
The Options field is empty ({}), so no specific characteristics or descriptions were included in your question. The template placeholder was not filled in before sending. To give you a complete explanation, please share the actual options - either paste the matching pairs or…
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The Options field is empty ({}), so no specific characteristics or descriptions were included in your question. The template placeholder was not filled in before sending.
To give you a complete explanation, please share the actual options - either paste the matching pairs or describe what characteristics and descriptions appeared in the question.
That said, here is the foundational knowledge for cloud computing characteristic matching questions, since they almost always draw from the NIST SP 800-145 five essential characteristics:
| Characteristic | Core Idea |
|---|---|
| On-demand self-service | Users provision resources automatically without human interaction from the provider |
| Broad network access | Resources accessible over the network via standard mechanisms (phones, laptops, etc.) |
| Resource pooling | Provider's resources serve multiple consumers via multi-tenancy; location is abstracted |
| Rapid elasticity | Capabilities can scale out/in quickly, often automatically, to match demand |
| Measured service | Resource usage is monitored, controlled, and reported - pay for what you use |
Why these matter for matching questions: Exam writers frequently try to conflate rapid elasticity with on-demand self-service (both involve scaling, but elasticity is automatic/dynamic while self-service is user-initiated). Similarly, resource pooling and measured service are confused because both involve sharing - but pooling is about multi-tenancy, measured service is about metering/billing.
Memory tip: Use the acronym OBRRM - "On-demand, Broad, Resource pooling, Rapid elasticity, Measured."
Paste your actual options and I will walk through each match with full reasoning.
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