CH 7: Secondary Storage
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| access speed | show 🗑
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| Blu-ray disc (BD) | show 🗑
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| capacity | show 🗑
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| show | were the first widely available optical format for PC users. Typically, CD drives store 700 MB (megabytes) of storage. Optical discs that store music are often CDs.
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| cloud computing | show 🗑
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| cloud storage | show 🗑
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| show | run through each track of a stack of platters.
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| density | show 🗑
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| disaster recovery specialist | show 🗑
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| show | improves hard-disk performance by anticipating data needs.
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| show | are the standard optical discs in PCs. DVDs are very similar to CDs except that these discs can store 4.7 GB (gigabytes)—seven times the capacity of CDs. Optical discs that store movies or software
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| show | to promote efficient and safe use of data across the networks within their organizations.
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| show | use the same basic technology as internal hard disks and are used primarily to complement an internal hard disk. Because they are easily removed, they are particularly useful to protect or secure sensitive information.
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| show | increase storage capacity by reducing the amount of space required to store data and programs.
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| file decompression | show 🗑
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| file server | show 🗑
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| show | Solid-state storage devices provide access to, also known as solid-state storage
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| flash memory card | show 🗑
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| show | use rigid metallic platters that provide a large amount of capacity.
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| head crash | show 🗑
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| show | uses the HD 720 and HD 1080 resolutions
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| internal hard disk | show 🗑
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| land | show 🗑
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| mass storage | show 🗑
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| show | are specialized high-capacity secondary storage devices designed to meet organizational demands for data storage.
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| show | are the physical material that holds the data and programs.
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| network attached storage (NAS) | show 🗑
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| show | can hold over 128 gigabytes of data.
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| show | read by using a laser that projects a tiny beam of light on these areas
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| organizational cloud storage | show 🗑
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| show | bumpy areas on disc surface
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| platter | show 🗑
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| primary storage | show 🗑
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| show | larger versions of the specialized devices discussed earlier in this chapter that enhance organizational security by constantly making backup copies of files moving across the organization’s networks.
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| read-only memory (ROM) disc | show 🗑
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| redundant array of inexpensive disks (RAID) | show 🗑
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| show | are similar to write-once discs except that the disc surface is not permanently altered when data is recorded. These changeable, portable storage options are popular for storing and sharing audio, video, and large multimedia presentations.
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| show | provides nonvolatile storage, and retains data and information after the computer system is turned off.
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| secondary storage device | show 🗑
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| sector | show 🗑
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| solid-state drive (SSD) | show 🗑
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| show | devices have no moving parts. Data and information are stored and retrieved electronically directly from these devices much as they would be from conventional computer memory.
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| storage area network (SAN) | show 🗑
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| show | are hardware that reads data and programs from storage media. Most also write to storage media.
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| show | concentric rings on the platter.
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| show | so compact that they can be transported on a key ring. These drives conveniently connect directly to a computer’s USB port to transfer files and can have capacities ranging from 1 GB to 256 GB, with a broad price range to match, also known as flash drive
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| write-once disc (R) | show 🗑
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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