Student of group 961-21 Babadjanov Jamshid English lesson Self studies

7. Biometric Sensor – A Biometric system identifies a person’s information through its biometric sensors. With the help of this machine, a person’s details can be identified by their face, finger, eyes, voice, or thumb impression.

It is mainly used for security purposes to prevent unauthorized access from entering a specific area. It is also used in the institution like Colleges and companies for attendance of employees/students. Since biometric sensors are operating with accuracy, they are widely used in many institutions.

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  Recommended: Read all the 10 Input devices with pictures of Computers in our previous article.
  

Meaning and Examples of Output Devices
Meaning: Output devices are also the electronic parts of the computer. These are the part of computer hardware equipment that converts the accepted input information into readable form. It can be text, graphics, audio, or video.
It can be defined as “when the computer receives various types of data and instructions by the user through input devices like a keyboard (by typing) and mouse (by clicking), etc. and the computer processes then gives output results through the output devices like Monitor and printer, etc.”.
The output devices convert the machine signals (data inputted by the user) into the human language.
Examples:
1. Monitors – Monitors are the most critical universal output devices for a computer to the visual display of all types of information., without it, the output data of the computer is incomplete. It acts as an interface between the CPU and the user.
The monitor is composed to display all the symbolic, text, and graphical information as Soft Copy on its screen. Files, photos, videos, and tables can be viewed in real-time through the monitor. They are increasingly being produced thinner in width with advanced technologies such as LED, LCD, OLED, plasma.