Which data communication standard provides the thin physical wiring and interface protocol layer for connecting standard internal 2.5-inch hard drives to modern computer motherboards? MCQ with Answer and Explanation
Which data communication standard provides the thin physical wiring and interface protocol layer for connecting standard internal 2.5-inch hard drives to modern computer motherboards?
A. USB Type-C
B. SATA (Serial ATA)
C. SCSI interface
D. PATA / IDE
Answer: Option B
Solution (By JKSSB Mock Tests)
SATA (Serial Advanced Technology Attachment) is the standard point-to-point interface bus used to connect internal storage drives (HDDs/SSDs) and optical drives to modern computer systems.
Explanation:
The actuator arm positions the read/write heads over the correct track on the platter. It moves the heads radially across the disk surface.
Explanation:
NVMe (Non-Volatile Memory Express) is an optimized, high-performance scalable host controller interface designed specifically for enterprise and client systems using PCIe SSDs.
Explanation:
The TLB is a dedicated hardware memory cache within the CPU's memory management unit (MMU) that speeds up virtual-to-physical address translations.
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