Exam 7: Storage

A 52X CD-ROM drive has a data transfer rate of 7.2 MBps.

A Secure Digital card has a storage capacity of 64 MB to 4 GB.

Examples of nonvolatile storage media include all of the following except ____.

An advantage of portable hard disks and removable hard disks is that users can ____.

The images stored on microfilm and microfiche are so large that they can be read without a microfilm or microfiche reader.

To meet their large-scale needs, enterprises use special hardware geared for heavy use.

A CompactFlash card has a maximum storage capacity of 32 GB .

Current personal computer hard disks typically have storage capacities of less than 20 GB.

Explain what must happen before any data can be read from or written on a magnetic disk, making sure to define all relevant terminology

A typical floppy disk stores data on ____.

Figure 7-1 A ____ on a hard disk, such as that shown in Figure 7-1, is made of aluminum, glass, or ceramic and is coated with an alloy material that allows items to be recorded magnetically on its surface.

A storage technique that a DVD-ROM can use to achieve a higher storage capacity than a CD-ROM is to ____.

Figure 7-2 As shown on the right in Figure 7-2, a(n) ____ is a hard disk that users insert and remove from either a dock or drive.

Most optical disc drives can read a Picture CD.

Faster CD-ROM drives are less expensive than slower drives.

Manufacturers write, or record, the contents of standard CD-ROMs, and users only can read the contents of these discs.

The average time it takes a current floppy disk drive to locate an item on disk (access time) is 84 seconds, or approximately 1.4 minutes.

Discuss the use of tape historically and today, and define the two forms of access as part of the answer.

The primary advantage of the ____ interface is the cables are thinner, longer, more flexible, and less susceptible to interference.

Some computers improve hard disk access time by using a disk ____, which consists of memory chips that store frequently accessed items.