unit 2- ch. 7 – Flashcards
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____ is the # of bytes or characters that a storage medium can hold
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capacity
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the inflexible circular platters on ____ disks use magnetic particles to store data, instructions, & info on a disks surface
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...
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the smallest unit of data that a computer can process is a ______
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bit
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process of diving disk & prepare a storage medium for reading & writing. looks for bad sectors
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formatting
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made of aluminum glass or ceramic
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platter
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current ___have storage capacities of 16 GB to 256 GB and more
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SSD
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a(n) ___ ___ ___ ___ flash memory card has a storage capacity of 1 GB to 16 GB
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memory stick pro duo
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a card ___ is a device that reads data, instructions, & info stored on a flash memory card
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card reader/writer
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a(n) _____ smart drive is a special type of usb flash drive that includes preinstalled software accessed through a windows-type interface
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au2 smart drive
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if the computer has an internal hard disk (drive c) & a dvd drive (drive d) & no other disk drives, what drive will the usb flash drive probably be
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drive e
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___ storage is an internet service that provides storage to computer users
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cloud storage
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some cloud storage services charge an additional per ___ fee for data transferred to and from the cloud storage service
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per GB fee
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these commonly store items in a single track that spiral from the center of the disk to the edge of the disk
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optical discs
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place a cd or dvd in a _____ ____ to protect it
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jewel box
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standard cd rom is called a ___-____ disc because manufacturers write all items on the disc at one time
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single-session
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___-____ means you can write on one part of the disk at one time & another part at a later time
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multi-session
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a dvd ___ is a drive that usually can read audio CDs, CD ROMS, CD Rs, & CD RWs, in addition to DVD ROMs
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rom-drive/player
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tape storage requires ____ access, which refers to reading or writing data consecutively
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sequential
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____ is no longer used a primary method of storage but is used most often for long term storage & backup
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tape
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a ___ ___ which is similar in size to a credit card or atm card stores data on a thin microprocessor embedded in the card
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smart card
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____ is a small sheet of film, usually 4x6" that stores microscopic images of documents
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microfiche
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a computer output ____ recorder is the device that records images on microfilm
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microfilm
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although current internal hard disks are built to withstand shocks & are sealed tightly to keep out contaminants, ____ ____ still occur.
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head crash
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a popular use of cdRW & cdR discs is to create _____ cds
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audio
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while a computer is running the platters in a hard dick usually rotate at 5400 to 15000 ___, which allows nearly instant access to all tracks & sectors
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revolutions per minute/RPM
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a ____ hard disk is a hard disk that users insert & remove from either a dock or drive
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removable hard disk
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the process of writing on an optical disc is called ______
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burning
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the process of copying audio or video data from a purchased disc & saving it on digital media is called ____
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ripping
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a mini dvd that has grown in popularity is the ___ which works specifically with the playstation portable handheld game console
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UMD - universal media disc
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____ ____ is a cloud storage provider for spreadsheets, presentations, & documents
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google docs
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a typical cd rom holds from ____-____ of data instructions & info
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650MG-1GB
