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Workload-Specific Database DesignmediumMatchingObjective-mapped

DBS-C01 Workload-Specific Database Design Practice Question

Match each RDS storage type to its description.

Drag a concept onto its matching description — or click a concept then click the description.

Concepts
Matches

SSD storage with baseline IOPS and burst credits

SSD storage with consistent IOPS for I/O-intensive workloads

Previous generation HDD storage, lowest cost

SSD storage with baseline IOPS and throughput independent of size

Block Express SSD with higher durability and IOPS

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

General Purpose SSD: Balanced price and performance, suitable for most database workloads.

Correct matches: General Purpose SSD balances price and performance; Provisioned IOPS SSD provides high, consistent performance; Magnetic is low-cost for infrequent access. Common confusions include swapping the descriptions of General Purpose and Provisioned IOPS, or associating low cost with Provisioned IOPS.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • General Purpose SSD: Balanced price and performance, suitable for most database workloads.

    Why this is correct

    This is the correct definition of General Purpose SSD, which offers a good balance for typical workloads.

  • Provisioned IOPS SSD: High performance with consistent low latency, designed for I/O-intensive applications.

    Why this is correct

    This correctly describes Provisioned IOPS SSD, providing high and consistent IOPS.

  • Magnetic (standard): Lowest cost, suitable for infrequently accessed data and small databases.

    Why this is correct

    This correctly describes Magnetic storage, which is the cheapest option for infrequent access.

  • General Purpose SSD: High performance with consistent low latency.

    Why it's wrong here

    Incorrect — this definition belongs to Provisioned IOPS SSD, not General Purpose SSD.

  • Magnetic: Balanced price and performance.

    Why it's wrong here

    Incorrect — this definition belongs to General Purpose SSD, while Magnetic is low-cost and low-performance.

  • Provisioned IOPS SSD: Lowest cost, suitable for infrequently accessed data.

    Why it's wrong here

    Incorrect — this definition belongs to Magnetic storage, not Provisioned IOPS SSD.

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Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This DBS-C01 practice question is part of Courseiva's free Amazon Web Services certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the DBS-C01 exam.