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Computer and its parts (Hardware) (Types o Computer (Supercomputers,…
Computer and its parts (Hardware)
Types o Computer
Supercomputers
Mainframes
Desktop computers
Laptop computers
Netbooks
Personal Digital Assistants
Smart Phones
Embedded systems
Input Devices
Are items of hardware tha allow entry of information into the computer. This information may be text, images, sound, orr even movements.
Types of input devices
Keyboards
Concept Keyboards
Soft Keyboards
Mice
Trackballs
Touch pads
Touch screens
Microphones
Game controllers
Barcode Scanner
Magnetic Stripe Readers
Smart Cards
Optical Mark Recognition
Magnetic Ink Character Recognition
Scanners
Sensors and Probes
Digital Cameras
Web cams
Radio Tags
Radio Frequency Identification
Concerns about RFID
Output Devices
Are any items of hardware that the computer uses to present data to the user.
Types of output devices
Speakers
Screens
Printers
Processor Technology
MIPS
Multicore processors
Clock Speed
Motherboard
Storage Devices
Are used to store botth the data that a computer system processes and the software programs that tell it how to process that data.
Primary Storage
Ramdom Access Memory
Read Only Memory
Secundary Storage
Magnetic Tapes
Magnetic Disks
Optical Storage
Flash Memory
Storing Data: Bits and Bytes
ASCII
Unicode
Plain Text
Graphics Standars
Ports and Connectors
SATA and eSATA
DVI
IDE
VGA
USB
Ethernet
Fire Wire
PS