Exam 8: Digital Storage

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.

Which RAID level technique splits data, instructions, and information across multiple disks in the array?

What kind of disc is a type of storage media that consists of a flat, round, portable disc made of metal, plastic, and lacquer that is written to and read by a laser?

As shown in the accompanying figure, a(n) ____________________ is a narrow recording band that forms a full circle on the surface of the disk.

A standard CD-ROM is referred to as this kind of disc because manufacturers write all items on the disc at one time. What is the term used?

Which of the following statements is not true about solid state media?

Which of the following is a good practice to follow to avoid scratching or damaging a disc like the one in the accompanying figure?

If your computer or printer does not have a built-in slot for memory cards, you can purchase a device that can access the data stored on the memory card. What is that device called?

Enterprise storage often uses ____________________ technology as the interface that connects the devices to the network because it has much faster transmission rates than SCSI and other interfaces.

On desktops, platters most often have a size of approximately 3.5 inches in diameter. What is the size also referred to as?

Like SCSI, ____________________ is a hard disk interface that uses parallel signals to transfer data, instructions, and information.

Which of the following devices is the computer hardware that records and/or retrieves items to and from a flash drive or external hard drive, for example?

A standard CD-ROM is called a single-session disc. Why are they called single-session discs?

Which of the following 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(n) ____________________ on a hard disk, such as that shown in the accompanying figure, is made of aluminum, glass, or ceramic and is coated with an alloy material that allows items to be recorded magnetically on its surface.

Which of the following interfaces sends several bits at once?

What is the term for a narrow recording band that forms a full circle on the surface of a hard disk?

A hard disk's platters may continue to spin even after power is removed from the computer.

You can read, write, and erase a DVD-R.

Your company has elected to offload all storage management to an outside organization. What is the term for this?