Optical discs use these to represent data.
Pits and lands
Which of these is not a mass storage device?
Optical disc
All of the following are try of DVD-ROM drives except:
They are also known as erasable optical discs.
One way to improve the storage capacity of a hard disk is to:
Use file compression
The hard disk's disk surface is scratched and some or all of the data is destroyed when there is a :
head crash
Mass storage devices are specialized high-capacity secondary storage devices designed to store large amounts of data for an organization.
True
Blu-ray discs are the high definition standard and have a far greater capacity than DVDs.
True
Media are the actual physical material that holds the data and programs.
True
The process of saving information to a secondary storage device is referred to as embedding.
False
CD-ROMS are often used to archive data and to record music downloaded from the Internet.
False
Hard disks store and organize files using all of the following, except_____.a.
pathsb. cylindersc. tracksd. sectors
Paths
Solid-state storage devices are different than hard disks in that they:
have no moving parts
Smartphones use which of these storage technologies?
Flash memory card
A CD-RW disc:
can be erased and rewritten.
The standard for high definition optical discs is:
Blu-ray
This allows you to upload and store documents on the Internet.
Cloud storage
This process improves system performance by acting as a temporary high-speed holding area between a secondary storage device and the CPU.
Disk caching
The ____ of a secondary storage device indicates how much data the storage medium can hold.
capacity
Which of the following is true about an internal hard disk?a. Portableb. Slowc. Fixed amount of storaged.
Variable amount of storage
Fixed amount of storage
Which of the following measures the amount of time required by the storage device to retrieve data and programs?a. Access speedb. Capacityc. RAMd. Nonvolatile media
Access speed
Which of the following characteristics about RAID is incorrect?a. one high capacity hard disk driveb.
fast access speedc. expanded storage capabilityd. highly reliable
one high capacity hard disk drive
The process of accessing information from secondary storage devices is referred to as _____.
reading
These discs have a capacity of 50 gigabytes on one side.
Blu-Ray
The standard for high definition optical discs is _____.
Blu-ray
What is it called when servers on the Internet supply applications as a service, rather than a product?
Cloud computing
Which of these is not an example of solid state storage?a.
USB drivesb. SSDsc. Digital versatile discd. Flash memory cards
Digital versatile disc
An external hard disk _____.
usually connects to a USB or Thunderbolt port
Which of the following is not an example of secondary storage?a.
RAMb. Flash drivesc. RAIDd. External hard drives
RAM
