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Exam 3: Storage

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Question 51

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Media that allow random access are sometimes referred to as ____ media.

A) optical
B) identifiable
C) addressable
D) nonidentifiable

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Question 52

Multiple Choice

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Virtually all personal computers come with a(n) ____ that is used to store most programs and data.

A) hard drive
B) floppy drive
C) Zip drive
D) external drive

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Question 53

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

A ____ is the hardware where data is actually stored.

With a CD,the storage medium and the storage device are permanently sealed together to form one piece of hardware called a fixed-media storage system.

A smart card can store a prepaid amount of ____________________,which can be used for purchases at a smart card-enabled vending machine or computer.

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

RAM is volatile.

Storage devices can be internal (located inside the system unit),external (plugged into an external port on the system unit),or remote (located on another computer).

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

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

Users do not have to be concerned with how files are physically stored on a storage medium.

Some smart cards today store ____ data-such as the characteristics of a fingerprint-in the card and use that data to ensure the authenticity of the card's user before authorizing the smart card transaction.

____________________ data refers to data stored on a device's storage medium that will still be there after you have powered off and on your device.

With rewritable optical media,the laser permanently alters the disc surface.

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

____ devices are high-performance storage servers that are individually connected to a network to provide storage for the computers connected to that network.

To avoid confusion with the tracks or songs on an audio CD,the track on an optical disc is sometimes referred to as a(n)____________________.

Internal hard drives are not designed to be removed,unless they need to be repaired or replaced.

The objective of disk mirroring is to increase ____________________.