Quick Answer: What Is Input Device And Its Types?

What is input device in easy language?

An input device is any device that provides input to a computer.

There are dozens of possible input devices, but the two most common ones are a keyboard and mouse.

While most computers come with a keyboard and mouse, other input devices may also be used to send information to the computer..

What are the 20 input devices?

Computer – Input DevicesKeyboard.Mouse.Joy Stick.Light pen.Track Ball.Scanner.Graphic Tablet.Microphone.More items…

What is input and output device?

An input is data that a computer receives. An output is data that a computer sends. … An input device is something you connect to a computer that sends information into the computer. An output device is something you connect to a computer that has information sent to it.

Which device is used to process data?

A processing device is any device in a computer that handles the intermediate stage of processing the incoming data. For example, in the diagram below, the CPU is the processing device.

What are processing device?

Processing devices are the components responsible for the processing of information within the computer system. This includes devices such as the CPU, memory and motherboard. Storage devices are components which allow data to be stored within a computer system.

What is input device PDF?

Input devices are hardware devices that allow data to be entered into a computer. … Manual input devices require humans to do most of the work needed to get data into the system. (eg.) Keyboard, Mouse, Tracker ball, Joystick, graphics tablet, digital camera, Webcam, microphone, touch screen, chip and pin.

How does a keyboard work?

The key matrix is a grid of circuits underneath the keys. … When you press a key, it presses a switch, completing the circuit and allowing a tiny amount of current to flow through. The mechanical action of the switch causes some vibration, called bounce, which the processor filters out.

What is input and output devices PDF?

In simple terms, input devices bring information INTO the computer and output devices bring information OUT of a computer system. These input/output devices are also known as peripherals since they surround the CPU and memory of a computer system.

What three parts of a computer receive input?

The keyboard, mouse, and modem are input devices.

What are the names of input and output devices?

Input and Output DevicesKeyboard.Mouse.Microphone.Bar code reader.Graphics tablet.

How many types of input devices are there?

Types of input devices Biometrics (e.g., fingerprint scanner). Digital camera and digital camcorder. Finger (with touch screen or Windows Touch). Gamepad, joystick, paddle, steering wheel, and Microsoft Kinect.

What is output device easy definition?

An output device is any piece of computer hardware equipment which converts information into human-readable form. … Some of the output devices are Visual Display Units (VDU) i.e. a Monitor, Printer, Graphic Output devices, Plotters, Speakers etc.

What are 10 output devices?

10 Examples of Output DevicesMonitor.Printer.Headphones.Computer Speakers.Projector.GPS.Sound Card.Video Card.More items…•

What is input device for Class 2?

Input Devices You can write on the computer by using a keyboard. Hence, the keyboard is an input device. Other input devices are the mouse, joystick. Microphone, scanner, light pen, tracker ball, etc.

How does a input device work?

An input device is simple something which inputs information in to a computer. … Keyboard (takes input from the user through key presses) Microphone (takes audio information from the user and converts it in to a digital format the computer can use) Mouse (Inputs movement information from the user to control something)

What are 5 input devices?

Keyboard.Image scanner.Microphone.Pointing device. Graphics tablet. Game controller. Light pen. Mouse. Optical. Pointing stick. Touchpad. Touchscreen. Trackball.Refreshable braille display.Sound card. Sound chip.Webcam. Softcam.Video card. GPU.

What is an input in math?

In mathematics, input and output are terms that relate to functions. … It’s common to express the input variable with the letter x and the output as f(x), which you read “f of x,” but you can use any letter or symbol to denote the input variable and the function itself.

What are manual input devices?

Manual input devices are used by people to enter data by hand. Keyboard. The keyboard is the most common type of input device. Ordinary computer keyboards have their keys arranged in a similar way to those on a typewriter.

What is input and output with examples?

Input devices :- Input devices are used to give the input to the computer systems. … Output devices :- Output devices are used to give the final result to the user which is given by the computer processor. For example:- Monitor, Printer, speakers etc.

What are the main functions of input and output devices?

An input device sends information to a computer system for processing, and an output device reproduces or displays the results of that processing. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device.