Storage
by yongyut chotjan
1. Flash Memory Storage
1.1. memory card
1.1.1. CompactFlash (CF)
1.1.2. Secure Digital (SD)
1.1.3. Secure Digital High Capacity (SDHC)
1.1.4. microSD
1.1.5. microSDHC
1.1.6. xDPicture Card
1.1.7. Memory Stick
1.1.8. Memory Stick Micro (M2)
1.2. USB flash drives
1.3. ExpressCardmodule
2. Optical Discs
2.1. consists of a flat, round, portable disc made of metal, plastic, and lacquer
2.2. Typically store software, data, digital photos, movies, and music
2.3. Read only vs. rewritable
2.4. store items in a single track that spirals from the center of the disc to the edge
2.5. CD‐ROMcan be read from but not written
2.6. CD‐Ris a multisession optical disc on which users can write, but not erase
2.7. CD‐RWis an erasable multisession disc
3. Other Types of Storage
3.1. Tape
3.2. tape drive
3.3. magnetic stripe card
3.4. smart card
3.5. Microfilmand microfiche
4. Hard disk
4.1. contains one or more inflexible
4.2. can store data using longitudinal recording or perpendicular recording
4.3. Characteristics of a hard disk
4.3.1. Capacity
4.3.2. Platters
4.3.3. PlattersRead/Write Heads
4.3.4. Cylinders
4.3.5. Revolutions per Minute
4.4. Formatting
4.4.1. can store and locate data an information on the disk