Question

Which of the following converts analogue information into digital form ?
1. Optical Mark Reading
2. Barcode reader
3. Digitizer
4. Gamepad

Answer 1

Correct Answer - Option 3 : Digitizer

The Correct Answer is Digitizer.

 

• A digitizer is a hardware device that receives analog information, such as sound or light and converts it into digital form.
• Usually, the information is stored in a file on a computing device.
• This process is called digitization.
• A digital camera is one example of a digitizer.

 

• Optical Mark Reading (OMR) is a method of entering data into a computer system.
• The OMR technology could be used if data is to be collected from a large number of sources simultaneously, a large volume of data must be collected and processed in a short period of time.
• A barcode reader is an optical scanner that can read printed barcodes, decode the data contained in the barcode, and send the data to a computer.