write about any five input and output devices
Answers
Input: Mouse, keyboard, joystick, GPS, camera, microphone, Light-dependant resistor (LDR), etc. Basically any device that responds to signals from the outside.
Output: Speaker, printer, monitor, LEDs, fan, radio transmitter, etc. Basically any device that sends signals to the outside.
⭐Input devices are those units through which we send instructions and data to the machine for processing.
There are 5 types of Input devices -
◼Keyboard - It is most widely used input device.It is used to enter the data into the system
◼Mouse - It is popularly known as a pointing device. It is connected to the CPU. It consists of a roller at the bottom on which the upper part rolls.
◼Light Pen - It is a pointing device which has a pen like structure. Inside the pen, there is a photo sensor which detects light.
◼Scanner - It is an input device which allows the user to take the images of the text or photographs from the source.
◼Web Camera - They also known as webcam.Webcams are the most common video capturing devices connected to computers or computer networks, often using a USB port.
⭐Output devices are the devices through which we get the results of any processed data.
There are 3 types of Output devices-
◼Visual Display Unit - It is one of the most common output devices. It is similar to a television screen having a cathode ray tube.
◼Printers - They are common output devices used to get the results on paper. They provide information in a permanent and readable form.
◼LCD Projector- It is an output device used to magnify the presentations prepared on a computer. It access the data information from the CPU