Deck 7: Storage

Question 1

Experts estimate that hard disks using perpendicular recording will provide storage capacities about how many times greater than disks that use longitudinal recording?

A) 3
B) 7
C) 10
D) 15

Answer 1

C

Question 2

Which of the following devices does not usually have an internal miniature hard disk?

A) laptop
B) media player
C) digital camera
D) smart phone

Answer 2

A

Question 3

Depending on the type of hard disk, transfer rates fall within which of the following ranges?

A) 12 -24 MBps
B) 125 - 200 KBps
C) 15 - 320 MBps
D) 4,500 - 15,000 rpm

Answer 3

C

Question 4

Storage devices access items in which of the following units of time?

A) nanoseconds
B) microseconds
C) milliseconds
D) either B or C

Question 5

Which of the following consists of a special-purpose chip and electronic circuits that control the transfer of data, instructions, and information from a disk to and from the system bus and other components in the computer?

A) disk controller
B) media router
C) storage indexer
D) circuitry tablet

Question 6

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) sector
B) read/write head
C) vector
D) platter

Question 7

Which of the following kinds of devices are servers connected to a network with the sole purpose of providing storage?

A) RAID
B) RAS
C) NAS
D) RAN

Question 8

Which of the following is an advantage of portable hard disks and removable hard disks?

A) They can transport a large number of files.
B) They can add storage space to a notebook computer or Tablet PC.
C) They can easily store large audio and video files.
D) all of the above

Question 9

Some computers improve hard disk access time by using which of the following, which consists of memory chips that store frequently accessed items?

A) warehouse
B) disk cache
C) base
D) home

Question 10

A group of two or more integrated hard disks is referred to as which of the following?

A) pocket
B) UFC
C) RAID
D) baseline

Question 11

Which of the following is the mechanism that reads and writes items in the drive as it barely touches the disk's recording surface?

A) read/write head
B) disc index
C) input vector
D) platter notch

Question 12

Which of the following devices is the computer hardware that records and/or retrieves items to and from storage media?

A) concatenation
B) indexed
C) resolved
D) storage

Question 13

Access time for today's hard disks is which of the following ranges?

A) 8 - 10 KBps
B) 3 - 12 MBps
C) 3 - 12 ms
D) 5,400 - 15,000 rpm

Question 14

The inflexible, circular platters on which kind of disks use magnetic particles to store data, instructions, and information?

A) hard
B) digital
C) optical
D) indexed

Question 15

Which of the following is a duplicate of a file, program, or disk that can be used in case the original is lost, damaged, or destroyed?

A) cache
B) backup
C) home site
D) baseline

Question 16

What kind of hard disk is a hard disk that you insert and take out of a drive, and that may either be built into the system unit or external and connected via a USB or FireWire port?

A) personal
B) mini
C) USB
D) removable

Question 17

Memory (chips) accesses items in which of the following units of time?

A) nanoseconds
B) microseconds
C) milliseconds
D) seconds

Question 18

Which of the following currently have storage capacities of 16 GB to 256 GB and more?

A) optical pens
B) SSDs
C) access drives
D) UMXs

Question 19

Which of the following terms is the number of bytes (characters) a storage medium can hold?

A) Resolution
B) Dimensionality
C) Capacity
D) Retention

Question 20

Which of the following is not a characteristic of a hard disk?

A) write-protect notch
B) read/write head
C) sectors and tracks
D) capacity

Question 21

Which of the following overcomes the major disadvantage of CD-R disks, which is being able to write on them only once?

A) CD-ROM
B) DVD-ROM
C) CD-RW
D) DVD-R

Question 22

Which of the following is the transfer rate of current USB flash drives?

A) 2 MBps
B) 4 MBps
C) 12 MBps
D) 20 MBps

Question 23

Manufacturers measure the speed of all optical disc drives relative to the original CD-ROM drive, using an X to denote the original transfer rate. What was the original transfer rate?

A) 150 KBps (kilobytes per second)
B) 150 MBps (megabytes per second)
C) 150 GBps (gigabytes per second)
D) 150 TBps (terabytes per second)

Question 24

All of the following is unlikely to scratch or damage an optical disc?

A) holding a disk by its edges
B) stacking disks
C) touching the underside of a disc
D) exposing disks to any type of contaminant

Question 25

Which of the following is a type of optical disc that users can read from but not write to or erase?

A) CD-R
B) CD-RW
C) DVD-ROM
D) DVD-RW

Question 26

Which of the following is a multisession optical disc on which users can write, but not erase, their own items such as text, graphics, and audio?

A) CD-R
B) CD-W
C) CD-RW
D) CD-RWR

Question 27

ExpressCard modules can be used to add all of the following capabilities to a computer except which of the following?

A) memory
B) storage
C) printing
D) communications

Question 28

Compared to that of the CD, what is the storage capacity of a DVD-ROM?

A) It is greater than a CD, and a DVD's quality far surpasses that of the CD.
B) It is less than a CD, but a DVD's quality far surpasses that of the CD.
C) It is greater than a CD, but a DVD's quality is far less than that of the CD.
D) It is less than a CD, and a DVD's quality is far less than that of the CD.

Question 29

Some cloud storage services charge an additional fee for data transferred to and from the cloud storage service. Which of the following units is used to calculate that fee?

A) megabyte
B) terabyte
C) petabyte
D) gigabyte

Question 30

The process of copying audio and/or video data from a purchased disc and saving it on digital media is called ____.

A) burning
B) storing
C) ripping
D) grabbing

Question 31

What kind of storage is an Internet service that provides storage to computer users?

A) encrypted
B) shared
C) could
D) net

Question 32

Users subscribe to a cloud storage service, like the kind advertised in the accompanying figure, to do which of the following?

A) save time by storing large files instantaneously
B) allow others to access files
C) store offsite backups of data
D) all of the above

Question 33

What do optical discs like the kind shown in the accompanying figure usually measure?

A) 3.5 inches in diameter and less than one-twentieth of an inch thick
B) 4.75 inches in diameter and less than one-twentieth of an inch thick
C) 3.5 inches in diameter and more than one-twentieth of an inch thick
D) 4.75 inches in diameter and more than one-twentieth of an inch thick

Question 34

Which of the following is a device that reads and writes data, instructions, and information stored on flash memory cards?

A) access stick
B) reader/writer
C) access port
D) restorer

Question 35

Manufacturers state the speeds of CD-RW drives in this order: ____.

A) rewrite speed, write speed, and read speed
B) write speed, read speed, and rewrite speed
C) read speed, rewrite speed, and write speed
D) write speed, rewrite speed, and read speed

Question 36

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?

A) magnetic
B) solid-state
C) laser-ready
D) optical

Question 37

How do optical discs, like the one in the accompanying figure, commonly store items?

A) in random locations anywhere between the center of the disc and the edge of the disc
B) in multiple pie-shaped sections that break a track into arcs
C) in a single track that spirals from the center of the disc to the edge of the disc
D) in multiple concentric tracks from the center of the disc to the edge of the disc

Question 38

Many cloud storage providers offer which of the following?

A) encryption
B) compression
C) spyware
D) all of the above

Question 39

Which of the following kinds of CDs is a type of CD-ROM that stores digital versions of a single roll of film using a jpg file format?

A) Picture
B) Image
C) Optical
D) Graphics

Question 40

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?

A) multisession
B) single-session
C) unisession
D) compound-session

Question 41

Which of the following is not a competing rewritable DVD format?

A) DVD-RW
B) DVD+R
C) DVD+RAM
D) DVD+RW

Question 42

Which of the following is a high-capacity rewritable DVD format?

A) DD DVD-R
B) BD-RE
C) CD DVD-R
D) UMD DVD-R

Question 43

COGNITIVE ASSESSMENT Which of the following storage devices typically stores the operating system?

A) RAM
B) hard disk
C) memory card
D) optical disc

Question 44

The use of microfilm and microfiche provides all of the following advantages EXCEPT ____.

A) they greatly reduce the amount of paper firms must handle
B) they are inexpensive
C) they have the longest life of any storage media
D) they can be read without a microfilm or microfiche reader

Question 45

Which of the following is a drive that usually can read audio CDs, CD-ROMs, CD-Rs, and CD-RWs, in addition to DVD-ROMs?

A) DVD player
B) DVD bridge
C) DVD port
D) DVD bus

Question 46

COGNITIVE ASSESSMENT What term refers to the amount of time it takes a storage device to locate an item on a storage medium?

A) access time
B) capacity time
C) recall time
D) transfer time

Question 47

COGNITIVE ASSESSMENT Items on a storage medium remain intact even when power is removed from the computer. What term describes this characteristic?

A) nonversatile
B) nonvolatile
C) nonviolate
D) nonviolent

Question 48

Which of the following is a high-capacity optical disc on which users can read but not write or erase?

A) DVD-RW
B) DVD-ROM
C) DVD-R
D) Blu-ray

Question 49

Which of the following is a small sheet of film, usually about 4 inches by 6 inches, that stores microscopic images of documents?

A) Microfilm
B) Microtape
C) Microfiche
D) Microsheet

Question 50

COGNITIVE ASSESSMENT What happens when a computer starts up?

A) The computer locates system software in storage and loads it into RAM.
B) The computer accesses the memory and loads a program such as a word processing program.
C) The computer searches for instructions in RAM.
D) The computer opens application software from ROM.

Question 51

COGNITIVE ASSESSMENT Which of the following storage devices typically has the fastest transfer rate?

A) RAM
B) hard disk
C) memory card
D) optical disc

Question 52

COGNITIVE ASSESSMENT When storage devices write data, instructions, and information on storage media, they are creating output. What best describes the process of writing data?

A) receiving input and translating it into computer language
B) using a word processor to input data to a file
C) transferring items from memory to a storage medium
D) retrieving items from a storage medium to the operating system

Question 53

COGNITIVE ASSESSMENT What is storage media?

A) The software used to display items in storage.
B) The hardware that records and retrieves items from storage.
C) The physical material on which a computer keeps data, instructions, and information.
D) The data and information stored on a computer.

Question 54

Which of the following is true of tape?

A) It is no longer is used as a primary method of storage but is used most often for long-term storage and backup.
B) It is used as a primary method of storage and for long-term storage and backup.
C) It is no longer is used for long-term storage and backup but is used most often as a primary method of storage.
D) It is no longer is used as a primary method of storage or for long-term storage and backup.

Question 55

Which of the following can be used to store a prepaid amount of money, such as for student purchases on campus?

A) smart cards
B) floppy disks
C) ExpressCards
D) hard disks

Question 56

Which of the following is a storage technique that a DVD-ROM can use to achieve a higher storage capacity than a CD-ROM?

A) make the disc denser by packing the pits closer together
B) use two layers of pits
C) be double-sided
D) all of the above

Question 57

Which of the following kinds of cards, which is similar in size to a credit card or ATM card, stores data on a thin microprocessor embedded in the card?

A) tool
B) micro
C) view
D) smart

Question 58

COGNITIVE ASSESSMENT What is being measured using KBps, MBps, and GBps?

A) capacity rate
B) recall time
C) access time
D) transfer rate

Question 59

COGNITIVE ASSESSMENT Which storage term used to measure capacity is approximately a billion bytes?

A) megabyte
B) gigabyte
C) kilobyte
D) terabyte

Question 60

COGNITIVE ASSESSMENT Which of the following is not true about storage media and devices?

A) Storage media also is called secondary storage.
B) A reasonably priced USB flash drive can store up to 4 GB of data.
C) In cloud storage, the actual storage media used is transparent to the user.
D) Writing is the process of transferring items from storage media to memory.

Question 61

COGNITIVE ASSESSMENT Experts estimate that hard disks using perpendicular recording provide storage capacities about 10 times greater than disks that use what kind of recording?

A) longitudinal
B) latitudinal
C) longevity
D) literal

Question 62

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

A) form factor
B) capacity
C) RPM
D) transfer rate

Question 63

COGNITIVE ASSESSMENT What kind of disk controller uses serial signals to transfer data, instructions, and information?

A) EIDE
B) SCSI
C) SATA
D) SAS

Question 64

COGNITIVE ASSESSMENT Which of the following statements is not true about hard drives?

A) A hard drive contains one or more inflexible, circular platters that use magnetic particles to store data.
B) The alignment of metal particles represents either a 0 bit or a 1 bit.
C) The system unit on most desktop and notebook computers contains at least one hard disk.
D) A hard disk that is mounted inside the system unit is sometimes called a permadisk.

Question 65

COGNITIVE ASSESSMENT What causes a head crash on a hard disk?

A) A platter skips a revolution.
B) The motor that spins the platters causes a short circuit in the read/write head.
C) A read/write head touches the surface of a platter.
D) The head actuator positions the read/write head arms over the incorrect location.

Question 66

COGNITIVE ASSESSMENT Which statement best describes disk cache?

A) an enhanced read/write head that speeds up the revolutions per minute
B) memory chips on a hard disk that store frequently accessed items
C) bits added to the storage medium in order to have higher density
D) a controller that receives a request for data

Question 67

COGNITIVE ASSESSMENT What is the current data transfer rate of USB flash drives?

A) 6 MBps
B) 12 MBps
C) 24 MBps
D) 100 MBps

Question 68

COGNITIVE ASSESSMENT Devices such as portable media players, digital cameras, and smart phones often have what kind of hard disk?

A) flash memory
B) miniature
C) USB
D) perpendicular

Question 69

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

A) Flash memory chips are a type of solid state media.
B) They consist entirely of electronic components, such as integrated circuits.
C) They contain moving parts.
D) They are more durable and shock resistant than other types of media.

Question 70

COGNITIVE ASSESSMENT Which of the following is an L-shaped device developed by the PCMCIA?

A) A thumb drive
B) A U3 smart drive
C) An ExpressCard module
D) A microSD card

Question 71

COGNITIVE ASSESSMENT Your sister is donating her old computer to a school. She has deleted her files from the computer, but you recommend that she also use a special tool to clean the contents of the hard disk. What kind of utility should she use?

A) a forensic utility
B) a decryption utility
C) a cleaning utility
D) a wiping utility

Question 72

COGNITIVE ASSESSMENT Which of the following is not an advantage of removable hard disks over internal hard disks?

A) They enable you to back up important files or an entire internal hard disk.
B) You can secure your data by removing the hard disk and locking it up.
C) You can add storage space to a desktop computer without having to open the system unit or connect to a network.
D) Removable hard disks are faster than internal hard disks.

Question 73

COGNITIVE ASSESSMENT Your hard drive crashed recently. Luckily, you had a copy of the disk placed on a separate storage medium. What is the copy typically called?

A) a duplicate
B) a miniature hard disk
C) a replica
D) a backup

Question 74

COGNITIVE ASSESSMENT Some personal computer manufacturers provide a hard disk configuration that connects multiple smaller disks into a single unit that acts like a single large hard disk. What is this grouping called?

A) RAID
B) AXS
C) RPM
D) ACIS

Question 75

COGNITIVE ASSESSMENT 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?

A) a memory stick
B) a transfer port
C) a read/write head
D) a card reader/writer

Question 76

COGNITIVE ASSESSMENT What does a disk controller control?

A) the electronic circuits that control the platters
B) the interface between the hard disk and the system bus
C) the ports for removable storage devices
D) the interface between the hard disk and the operating system

Question 77

COGNITIVE ASSESSMENT Before any data can be read from or written on a hard disk, what must happen to the disk?

A) partitioning
B) wiping
C) formatting
D) encrypting

Question 78

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

A) sector
B) track
C) cluster
D) platter

Question 79

COGNITIVE ASSESSMENT What does NAS stand for?

A) network access server
B) normal access space
C) network attached storage
D) normal attached space

Question 80

COGNITIVE ASSESSMENT Windows includes tools that can be used to improve the performance of your hard disk. What is the tool called that reorganizes the data on a hard disk so that it can be accessed more quickly?

A) Disk Defragmenter
B) Disk Cleanup
C) Disk Whisk
D) Disk Sorter