Exam 7: Storage

Figure 7-1 While the computer is running, the platters in a hard disk (such as that shown in Figure 7-1) usually rotate at ____, which allows nearly instant access to all tracks and sectors.

A(n) _________________________ is a multisession optical disc on which users can write but not erase their own items such as text, graphics, and audio.

The type of flash memory card you have will determine the type of card reader/writer needed.

Flash memory cards are a type of ____ media, which means they consist entirely of electronics and contain no moving parts.

A(n) _________________________ is the computer hardware that records and/or retrieves items to and from storage media.

A hard disk platter's spinning motion creates a cushion of air above the read/write head, which ensures that the read/write head makes contact with the platter surface instead of floating above the platter.

A ____ overcomes the major disadvantage of CD-R disks, which is being able to write on them only once.

A(n) _________________________ is the device that records images on microfilm.

Although current internal hard disks are built to withstand shocks and are sealed tightly to keep out contaminants, head crashes still occur.

Some optical discs are double-sided.

A(n) _________________________ is a type of optical disc that users can read but not write or erase.

____ is a hard disk interface that can support up to four hard disks at 137 GB per disk.

Storage requirements among all kinds of users are exactly the same.

On a magnetic disk, each cluster holds data from multiple files, but each file can be in only one cluster.

Sayed is a CAD operator at a manufacturing facility. What is a good recommendation for the size of his hard disk?

What is enterprise storage?

A(n) _________________________, which is similar in size to a credit card or ATM card, stores data on a thin microprocessor embedded in the card.

Figure 7-3 Users who subscribe to disk-based storage like the kind advertised in Figure 7-3 can save on the Internet hard disk in the same manner they save on their local hard disk.

A(n) ____ unit is the smallest unit of disk space that stores data and information.

Removable hard disks have storage capacities up to 500 GB.