A technician is looking to install a 3.5 inch desktop hard drive into an external enclosure. Which of the following input interfaces would provide the MOST throughput for the drive?

The correct answer is D. eSATA. eSATA (External Serial ATA) provides transfer speeds up to 6 Gbps (SATA III), which closely matches the native interface speed of the hard drive itself. USB 2.0 is limited to 480 Mbps, IEEE 1394 (FireWire) tops out around 800 Mbps, and Bi-Directional Parallel (EPP/ECP) is…

Hardware

Question

Options

AUSB 2.0
BIEEE 1394
CBi-Directional Parallel
DeSATA

How the community answered

(27 responses)

B
7% (2)
C
4% (1)
D
89% (24)

Explanation

eSATA (External Serial ATA) provides transfer speeds up to 6 Gbps (SATA III), which closely matches the native interface speed of the hard drive itself. USB 2.0 is limited to 480 Mbps, IEEE 1394 (FireWire) tops out around 800 Mbps, and Bi-Directional Parallel (EPP/ECP) is significantly slower and largely obsolete. eSATA delivers the highest throughput of the listed options for an external hard drive enclosure.

Topics

#eSATA#external storage#interface throughput#USB 2.0

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