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Exam 3: Storage

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Question 41

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The capacity of flash memory cards is continually growing and is up to 256 MB at the present time with even higher capacity cards expected in the near future.

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Question 42

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While the memory used for disk caching can be a designated portion of RAM, today's hard drives typically use a disk cache consisting of memory chips located on a circuit board inside the hard drive case.

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Question 43

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Large enterprise storage systems are usually ____________________ so that additional hard drives can be added as needed.

SSDs are an especially attractive option for portable computers and mobile devices.

What kind of applications are holographic data storage systems suited for?

Flash memory storage systems are not subject to mechanical failures like hard drive and optical disc systems, and are therefore more resistant to shock and vibration.

Traditionally, the magnetic particles on a hard disk have been aligned vertically, perpendicular to the hard disk's surface.

A(n) ____________________ hard drive is a hard drive that contains both a large amount of flash memory and magnetic hard disks.

____ optical discs can be recorded on, erased, and overwritten just like magnetic disks.

To record data, holographic storage systems split the light from a blue laser beam into ____ beams.

A ____ is the hardware where data is actually stored.

-The arm extending into the hard disk surface shown in the accompanying figure, holds the ____.

-Most computer tapes today are in the form of ____ tapes, as shown in the accompanying figure.

Partitions are sometimes referred to as ____.

The cluster size, maximum drive size, and maximum file size are determined by the ____________________ being used.

Remote storage services accessed via the Internet are often referred to as cloud storage

A storage medium is inserted into the appropriate ____ to be read from or written to.

Conventional CD discs use ____ lasers.

The most common internal hard drive interface standard for desktop computers today is serial ATA. _________________________

Since retrieving data from memory is much faster than from the hard drive, disk caching can speed up performance.