Topic 2: Computer Hardwares of a Computer
Input Device
keyboard
Wired Keyboards
USB port
Wireless Keyboards
Bluetooth
IrDA
mouse
touch screen
Microsoft Surface
Pen Input
stylus
digital pen
Biometric Input
fingerprint reader
Terminals
POS terminal
ATM
Scanners and Reading Devices
OMR
bar code reader
RFID
Video Input
web cam
Game Controllers
Gamepads
Joysticks and Wheels
Dance pads
Light guns
Output Device
Display Devices
HDTV
audio output device
Headphones
Earbuds
data projector
Printers
dot-matrix printer
mobile printer
multifunction peripheral
System Unit
Memory
memory slots
memory module
Motherboard
Adapter cards
Power supply
Drive bay(s)
Processor
arithmetic logic unit
control unit
Communications Devices
wireless modem
uses the cell phone network to connect to the Internet wirelessly from a notebook computer
wireless access point
allows computers and devices to transfer data wirelessly among themselves or to a wired network
hub or switch
connects several devices in a network together
network card
have an antenna
enables a computer or device to access a network
router
connects multiple computers or other routers together and transmits data to its correct destination on a network
Storage Device
Microfil
Cloud storage
USB flash drives
hard disk
Optical Discs
CD-R
CD-RW
CD-ROM
memory card
magnetic stripe card