A Block Device Is a Storage Device That Moves Data

question 738

Multiple Choice

A block device is a storage device that moves data in sequences. How many types of block devices does Amazon EC2 support?

• A) 2 -instance store volumes and EBS volumes
• B) 5 -General Purpose SSD, Provisioned IOPS SSD, Throughput Optimized HDD, Cold HDD, and Magnetic
• C) 3 -SSD, HDD, and Magnetic
• D) 1 -instance store volumes

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Definitions:

Bony Labyrinth

A complex system of channels and cavities within the temporal bone of the skull, housing the organs of hearing and balance in the inner ear.

Attenuation Reflex

The reflex mechanism that protects the inner ear from damage by reducing the transmission of sound, particularly for loud sounds, through the contraction of muscles around the ossicles.

Scala Vestibuli

A fluid-filled chamber in the cochlea of the inner ear; it lies above the scala media and begins near the oval window.

Scala Tympani

A spiral-shaped canal in the inner ear that forms part of the cochlear duct, important for the transmission of sound vibrations.