The devices which are implemented to send information in a computer for processing the data is known as the input devices and the devices which are used to process the data from an input device and display or functions in computer screen is known as the output devices.
Data is always input from a user and output is generated by the computer.
An input device can only send data from it to another device and can't receive data from any device.
On the other hand,An output device can't send data to another device but receives the data from an input device and generate its output.Input devices such as-Web cam,Touch screen,Microphone,Scanner,joystick,cameras etc and output devices such as-Printer,Monitor,Speaker,Headphones,MClassification-Data is separated and categorized.
DATA PROCESSING:
Data processing is,by and large,the assemblage and utilization of data for producing meaningful information.
There are various processes involved in data processing,including:
There are various processes involved in data processing,including:
- Validation-Certifying the data supplied is correct and relevant.
- Summarization-Minimizing data to the main points.
- Sorting-Contriving data in sequence of different sets.
- Aggregation-Collaborating more than one piece of data.
- Analysis-Examination and presentation of data.
- Reporting-Detailed lists,data summarized and information computed.
- Classification-Data is separated and categorized.
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