Microsoft Certified: Azure Fundamentals (AZ-900) Practice Exam

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SSD and HDD options are available for which Azure database service?

  1. Data Lake

  2. Azure Queue

  3. Disk Storage

  4. Azure Files

The correct answer is: Disk Storage

The chosen answer, which refers to Disk Storage, is correct because Azure offers both Solid State Drives (SSD) and Hard Disk Drives (HDD) for its disk storage service, allowing users to select the type of performance and cost that best suits their application needs. Azure Disk Storage is fundamentally designed for use with Azure Virtual Machines and provides options to choose between standard HDDs for cost-effective storage or premium SSDs for high-performance applications. This flexibility in storage options is vital for businesses that require different performance tiers depending on their workload requirements. In contrast, the other database services mentioned, such as Data Lake, Azure Queue, and Azure Files, do not specifically provide options for SSD or HDD. Instead, these services have different underlying architectures and storage mechanisms that optimize for the functions they serve, such as storage of large data sets, messaging, or file sharing, rather than directly offering those specific disk types.