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Storage by Mind Map: Storage
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Storage

Flash Memory Storage

memory card

CompackFlash(CF)

Secure Digital(SD)

Secure Digital High Capacity(SDHC)

microSD

microSDAC

xD PictureCard

MemoryStick

Mrmory Stick Micro(M2)

USB flash drive

plug into a USB port, computer, mobile device

ExpressCard Module

fits in an ExpressCard slot

developed by the PCMCIA

uswd in notebook computer

Cloud Storage

WindowsLive SkyDrive

YouTube

digital videos

Facebook,MySpace

digital photos

digital videos

message

personal information

Google Docs

Documents

spreadsheets

presentation

Gmail,WindowsLive Hotmail,Yahoo!Mail

E-mail message

Amazon EC2

Optical Discs

CD

CD-ROM, can be read but not written

CD-R, can write, not erase

CD-RW, erasable multisesion

DVD

DVD-ROM

BD-ROM

DVD-RW,DVD+RW

Other Types of Storage

Tape

Magnatic Stripecard and smart cards

Microfilm and microfiche

Enterprise Storage

Hard Disks

can store data

longitudition recording

perpendicular recording

characteristic of hard disk

capacity

platters

read/write Head

cylinders

Sectors and Tracks

Revolutions per Minute

Transfer Rate

Access Time

Storage Device

Reading

reading is the process of transfering items from a storage medium into memory

Writing

writing is the process of transfering item from memory to a storage medium