CHAPTER 4

A ________ occurs when a read-write head makes contact with the hard disk's surface or with particles on its surface

• head crash
• cylinder crash
• sector crash
• track crash

Tracks are divided into invisible wedge-shaped sections called ________

• bits
• platters
• cylinders
• sectors

________ speed is the measure of the amount of time required by a storage device to retrieve data and programs

• Bit rate
• Ethernet
• Pixel
• Access

________ improves hard-disk performance by anticipating data needs and reducing time to access data from secondary storage

• RAID
• Formatting
• Disk caching
• File decompression

The large capacity, high-definition optical discs designed to store hi-def video and video games are ________,

• HD DVD
• Blu-ray
• HD CD
• DVD-RAM

Which of the following measures the amount of time required by the storage device to retrieve data and programs?

• nonvolatile media
• RAM
• capacity
• access speed

Which of the following is not an example of secondary storage?

• external hard drives
• RAID
• flash drives
• RAM

Most large organizations store data through a strategy called a(n) ________ to promote efficient and safe use of data across the networks within their organizations

• enterprise storage system
• organizational cloud
• mass storage device
• storage area network

Hard disks store and organize files using all the following, except ________

• cylinders
• paths
• sectors
• tracks

What is it called when servers on the Internet supply applications as a service, rather than a product?

• service computing
• digital versatile computing
• cloud computing
• optical computing