Ch3: Storage
EVALUATING YOPUR STORAGE ALTERNATIVES
Storage Systems for Large Computer Systems
Magnetic Tape Systems
RAID
Holographic Storage
Smart Cards
Flash Memory Cards
Rewritable Optical Discs
Read-Only Optical Disc
Optical Disc Characteristics
Optical Disc Shapes, Sizes, and Capacities
Optical Drives
Representing Data on an Optical Disc
OPTICAL DISCS
Hard Drive Interface Standards
Hard Drive Speed, Disk Caching, and Hybrid Hard Drives
Internal and External Hard Drives
Magnetic Hard Drives and Solid-State Drives
Solid-State Drives(SSDs)
Mgnetic Hard Drives
HARD DRIVES
Ch4: Input and Output
POINTING AND TOUCH DEVICES
Other Pointing Devices
Gaming
Touch Screens
Pens/Stylues
Signature Capture Devices
Graphics Tablets
Digital Writing Systems
Pen-Based Computers
Mice
KEYBOARDS
The World is Flat
Flattener 8,9, 10
Flattener 4, 5, 6
Flattener 3
Flattener 2
Flattener 1
Network Storage and Online/Cloud storage systems
OTHER TYPES OF STORAGE SYSTEMS
USB Flash Drives
FLASH MEMORY
Recordable Optical Disc
Random and Sequential Acess: They are worked to CD or DVD player that are used to play music, moves, and videos. Therefore, CD, DVD, and USB are random access devices.
Type of Storage Technology Used
Logical vs. Physical Representation
Volatility
Storage Media and Storage Devices
STORAGE SYSTEMS CHARACTERSITICS
OVERVIEW