Secondary Storage (Hard Disk & Optical)

How tightly charges can be packed next to one another on the disk.

• density

• capacity

• bandwidth

• throughput

Rings of concentric circles on the platter.

• tracks

• sectors

• cylinders

• head crashes

Rigid metallic disk; multiple ____ are stacked one on top of another within a hard-disk drive.

• tracks

• platters

• cylinders

• head crashes

Section shaped like a pie wedge that divides the tracks on a disk.

• tracks

• sectors

• cylinders

• head crashes

A ____ runs through each track of a stack of platters.

• tracks

• sectors

• cylinder

• head crashes

Hard-disk failures that occurs when a read–write head of a hard disk drive makes contact with its rotating platter, slashing its surface and permanently damaging its magnetic media.

• tracks

• sectors

• cylinder

• head crashes

How is data represented on optical discs?

• lands and pits

• hills and valleys

• rows and columns

• peaks and troughs

Which of these is not a way to improve the performance of hard disks.

• Disk caching

• RAID

• File compression

• File encryption

Which is not a type of drive?

• Internal Hard Disks

• External Hard Disks

• Network Drives

• RAM Disk

____ are storage drives that contain both solid-state storage and hard disks in an attempt to gain the speed and power benefits of SSDs while still having the low cost and large capacity of hard drives.

• hybird drives

• flash drives

• external drives

• network drives