What Causes a Head Crash on a Hard Disk

question 79

Multiple Choice

What causes a head crash on a hard disk?

• A)A platter skips a revolution.
• B)The motor that spins the platters causes a short circuit in the read/write head.
• C)A read/write head touches the surface of a platter.
• D)The head actuator positions the read/write head arms over the incorrect location.

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Definitions:

Cribriform Plate

A sievelike structure between the anterior cranial fossa and the nasal cavity, forming part of the ethmoid bone.

Texture

The feel, appearance, or consistency of a surface, substance, or fabric, determined by its physical structure.

Sensory Adaption

The mechanism through which sensory receptors decrease in sensitivity to unchanging stimuli over a period.

Pseudostratified Columnar Epithelial Cells

A type of epithelial tissue that appears layered but is not, because cell nuclei are at different levels, and every cell is in contact with the basement membrane.