5 Input Output Devices - Examples Sound card, Touchscreen

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5 Input Output Devices - Examples Sound card, Touchscreen



Sound card

Computer hardware that emits sound and receives sound is called a Sound card. Sound Card is used in:

  • Online calls using Voice Over Internet
  • Online meetings over software like MS teams, Skype, Webex or Zoom
  • Music sound emitting to Speakers or Headphones
  • Emitting System sounds like when you click on something
  • Emitting sounds when you press the wrong key
  • Emitting sounds for notifications on Desktop or Laptop when you get a message or notification
  • Playing sound for video or movies


Touchscreen Monitor

Touchscreen displays find use in:

  • Touchscreen laptops
  • Smartphones
  • Touchscreen Tabs
  • Airport or Railway kioks
  • Restaurant Menu counters
  • Movie Ticket counters
  • ATMs - Automated Teller Machines
  • Touchscreen medical devices
  • hotel kiosks
  • Fuel filling stations


Bluetooth Device

Bluetoooth is a technology which has many applications

  • integrated with a Laptop or Smartphone
  • available as a bluetooth headset
  • available as a bluetooth adapter as addon to devices with no bluetooth support
  • available to send or receive voice - that is voice input or voice output
  • available to send or receive data, images, videos or files as input or output
  • only useful for short-range low volume data or voice transfers
  • useful for sharing pictures or files from one smartphone to another smartphone
  • useful for sharing pictures or files from one bluetooth device to another bluetooth device
  • bluetooth wireless headphones are popularly used along with bluetooth supported smartphones and laptops


Network Card

Network card can receive data as input or send data as output.

  • Network Card is used to transfer data from one machine to another
  • Also called Network Interface Card or simply NIC

There are 2 ways in NIC works

  • CPU polls the attached device
  • Attached device polls the CPU

NIC transfers data in one of following ways

  • Direct Memory Access - A Device other than CPU sends data between NIC and memory
  • Programmed Input/Output - CPU sends data between NIC and memory

Fax Machine

Receives message as input or Sends message as output





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5 Input Output Devices - Examples Sound card, Touchscreen

<<Previous

Next >>




5 Input Output Devices - Examples Sound card, Touchscreen



Sound card

Computer hardware that emits sound and receives sound is called a Sound card. Sound Card is used in:

  • Online calls using Voice Over Internet
  • Online meetings over software like MS teams, Skype, Webex or Zoom
  • Music sound emitting to Speakers or Headphones
  • Emitting System sounds like when you click on something
  • Emitting sounds when you press the wrong key
  • Emitting sounds for notifications on Desktop or Laptop when you get a message or notification
  • Playing sound for video or movies


Touchscreen Monitor

Touchscreen displays find use in:

  • Touchscreen laptops
  • Smartphones
  • Touchscreen Tabs
  • Airport or Railway kioks
  • Restaurant Menu counters
  • Movie Ticket counters
  • ATMs - Automated Teller Machines
  • Touchscreen medical devices
  • hotel kiosks
  • Fuel filling stations


Bluetooth Device

Bluetoooth is a technology which has many applications

  • integrated with a Laptop or Smartphone
  • available as a bluetooth headset
  • available as a bluetooth adapter as addon to devices with no bluetooth support
  • available to send or receive voice - that is voice input or voice output
  • available to send or receive data, images, videos or files as input or output
  • only useful for short-range low volume data or voice transfers
  • useful for sharing pictures or files from one smartphone to another smartphone
  • useful for sharing pictures or files from one bluetooth device to another bluetooth device
  • bluetooth wireless headphones are popularly used along with bluetooth supported smartphones and laptops


Network Card

Network card can receive data as input or send data as output.

  • Network Card is used to transfer data from one machine to another
  • Also called Network Interface Card or simply NIC

There are 2 ways in NIC works

  • CPU polls the attached device
  • Attached device polls the CPU

NIC transfers data in one of following ways

  • Direct Memory Access - A Device other than CPU sends data between NIC and memory
  • Programmed Input/Output - CPU sends data between NIC and memory

Fax Machine

Receives message as input or Sends message as output





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