2. Adapter Card
• Expansion Card
• Circuit board that enhances functions of a
component of the system unit and provideos
connections to peripherals
3. Peripheral
• Device that connect to the system unit
• Controlled by processor in the computer
• Eg: Modems, disk drivers, printers , scanner, keyboard
4. Sound Card
• Enhance the sound generating capabilities
• By allowing sound to be input through a microphone
and output through external speaker and
headphones
5. Video card
• Called a graphics card
• Converts computer output into a video signal
• Travel through cable to monitor,display the image on
the screen
6. Removable Flash Memory
• Hot plugging
• Insert and remove the removable flash memory while
computer is running
• Eg: Memory cards, USB flash drive, PC
Cards, ExpressCard module
7. Memory Card
• Removable flash memory device
• Insert and remove from a slot in a personal
computer, game console, mobile device, card
reader
• smart phones, digital cameras ,portable
media player
10. PC Card
• Thin, credit card-sized removable flash memory
device
• Enable traditional notebook computers and Tablet
PCs to access the Internet wirelessly