TestOut LabSim A+ Certification Practice Exam

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What interface is primarily used for internal hard drives in modern desktop PCs?

USB
IDE
SATA
PCIe

The correct answer is: SATA

The primary interface used for internal hard drives in modern desktop PCs is SATA, which stands for Serial Advanced Technology Attachment. SATA has largely replaced older technologies like IDE (Integrated Drive Electronics) due to its superior speed, efficiency, and support for larger storage capacities. SATA can support data transfer rates much faster than its predecessors, making it well-suited for contemporary storage needs that often involve large files and rapid data access. Additionally, SATA connections use thinner cables which enhance airflow within the PC case, contributing to better cooling and more efficient use of space. This interface has become the standard for both hard disk drives (HDDs) and solid-state drives (SSDs) used in modern systems. In contrast, while USB is commonly used for external drives, it is not the primary interface for internal drives. IDE is considered an outdated technology that has been mostly phased out, and PCIe, although it is increasingly used for SSDs, primarily serves as a general-purpose interface for faster external connections and high-speed graphics cards. Therefore, SATA stands out as the definitive choice for internal hard drives in modern desktop computers.