Exam 3: Storage

Most storage servers are based on magnetic hard disks, although SSD and magnetic tape storage systems are also possible. _________________________

Virtually all computer users today need at least one convenient free USB port, in order to connect external hard drives, flash memory drives, and other storage hardware.

RAM is volatile. _________________________

The objective of disk mirroring is to increase ____________________.

The process of recording data onto an optical disc is called tracking. _________________________

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

Levels beyond RAID 1 use some combination of disk striping and disk ____________________, with different types of error correction provisions.

Anything (such as a program, letter, digital photograph, or song) stored on a storage medium is referred to as a(n) ____.

Optical discs are thin circular discs made out of molded polycarbonate substrates. _________________________

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

CD-ROM discs and DVD-ROM discs are ____ optical discs and come prerecorded with commercial products.

A ____ is a separate piece of hardware containing multiple high-speed hard drives.

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) ____________________.

In addition to tracks, sectors, and clusters, hard drives also have ____________________.

"Tracking up data" refers to creating a second copy of important files.

Remote storage services accessed via the Internet are often referred to as cloud storage or online storage. These services can be provided either as stand-alone or as part of a cloud computing service. _________________________

Data files are also often called ____.

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

____ provide(s) a method of storing data on two or more hard drives that work in combination to do the job of a larger drive.

Although cost is a factor when comparing similar devices, it is often not the most compelling reason to choose a particular technology.