Define input and output devices of computer. Input and Output Devices of Computer 2022-10-23

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An input device is a piece of hardware that allows a user to input data into a computer. This data can include text, numbers, images, and other types of information. Some common examples of input devices include the keyboard, mouse, touchpad, touch screen, scanner, and microphone.

A keyboard is a common input device that allows a user to type in text. It consists of a set of keys that correspond to different letters, numbers, and symbols. Some keyboards also have additional keys for functions such as controlling the volume or accessing the internet.

A mouse is another common input device that allows a user to interact with the computer by moving a cursor on the screen. The cursor is controlled by moving the mouse in different directions, and clicking on the mouse button allows the user to select items on the screen.

A touchpad is a flat surface that is used to control the cursor on a laptop or other portable device. The user moves their finger across the touchpad to move the cursor, and clicks by tapping the touchpad.

A touch screen is a type of input device that allows a user to interact with the computer by touching the screen directly. Touch screens are commonly used on smartphones and tablets, but they can also be found on some laptops and desktop computers.

A scanner is an input device that allows a user to digitize physical documents or images. The user places the document or image on the scanner bed, and the scanner captures the image and converts it into a digital format.

A microphone is an input device that allows a user to input audio data into the computer. This can include speech, music, or other types of sounds. The microphone converts the sound waves into a digital signal that can be processed by the computer.

An output device is a piece of hardware that allows a computer to present information to the user. Some common examples of output devices include the monitor, printer, and speakers.

A monitor is a common output device that displays the information that the computer is processing. The information is displayed on the screen in the form of text, images, and other types of media.

A printer is an output device that allows the user to print physical copies of documents or images. The printer receives the digital data from the computer and uses ink or toner to produce a physical copy.

Speakers are an output device that allows the computer to produce sound. The computer sends a digital signal to the speakers, which then convert it into sound waves that can be heard by the user.

In summary, input devices allow a user to input data into the computer, while output devices allow the computer to present information to the user. Both types of devices are essential for interacting with a computer and performing tasks on it.

Whats an input device? Explained by FAQ Blog

define input and output devices of computer

The processor works on the input and triggers several processes that execute the program or command related to the corresponding point that was touched by the user. When you apply a bit of pressure to the pointing stick, it moves the cursor in the same direction you applied pressure on. The layout of the buttons in a normally used keyboard is similar to the traditional typewriter, but there are a few additional keys provided by different manufacturers for performing additional functions. There is a continuous latitudinal and longitudinal calculation to have an accurate result every time. All these components function together as a single unit to deliver the desired output.

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Explain Input And Output Devices Of a Computer System

define input and output devices of computer

You can even manipulate and make adjustments to a scanned file before printing. Some of them are — 1. It is light-delicate hardware as photocells are inbuilt in this gadget that permits the progression of guidelines to the CPU. Output Unit This part of the computer encapsulates devices with the help of which the user receives the information from the computer. In computer input unit is defined as an input device, a piece of computer hardware apparatus used to supply a data processing system including a computer or information device with control and data signals. Get In Touch I have also written and compiled some articles on computers and telecommunications, and please go through them. In the lower half of the image, the computer sends, or outputs, data to a printer.


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इनपुट और आउटपुट डिवाइस क्या हैं

define input and output devices of computer

They can also be used to move the cursor and are often a set of 17 different keys. Here list of input devices- 1. Type Answer B Output Q2. Plotter It is a device to make graphics, prints and other vector images to give a real life illustration vibe. A Mouse is a hand used devices that allow computer users to move the cursor point on the computer screen. Input Devices An input device is a peripheral with the ability to receive instructions or commands from a user and relay the information to another device.


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What is the difference between an input and output device?

define input and output devices of computer

However, to simplify things I take the approach that we should define a device based on its primary task. It is very important now with many people having multiple devices just for personal use. The predefined-standard character set can have 48, 64, or 96 characters. For every input or command given to and executed by a computer, the output is returned and displayed on the monitor. Direct input devices have the ability to store data in binary code. Learn more about Magnetic Ink Card Reader MICR The MICR input device is commonly seen in banks as there are a huge amount of cheques to be processed every day.

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Input and Output Devices: Types and Uses of Computer I/O Devices

define input and output devices of computer

Devices like Most keyboards are available in two different sizes: 101-key keyboards or 84-key keyboards. Dot-matrix and Character printers fall under this category. The tinier the pixels, the better the resolution or image quality of the monitor. Each of these keys has a different function and is applied for some specific task. The mouse features two buttons, known as the left-click and right-click buttons. Trackball It is also a pointing device in which the trackball is a movable ball mounted in a stationary device, Which can be easily rotated by fingers. The computer also quickly processes various types of data.

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Input and Output Devices: Understanding the Difference

define input and output devices of computer

Turning this knob controls the cursor and allows you to move in-game objects back and forth. The printing drum surface is divided into several tracks which are equivalent to the size of the paper. They are present at movie theatres, auditoriums, etc. Printer Printers are used to produce paper commonly known as hardcopy output. Right Click : Usually used to display a set of commands. Now let us learn about the input devices.


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Define input and output devices and give examples?

define input and output devices of computer

Optical Character Reader OCR It is an input device that is used to read a printed text similar to the scanner, but the method of reading and the type of output generated is different. Drag and Drop : It allows you to select and move an item from one location to another. The depth and sharpness of the image depend upon the number and size of the pixels. Joystick A joystick is a remote control device that is used for playing games to indicate the position on the screen. A Output Devices An output device is a piece of hardware that connects to your computer and functions by r eceiving information sent by the CPU.

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Plotter is Input or Output Device of Computer System

define input and output devices of computer

Both Input and Output D. A lot of modern technology has elements of both types of devices whereas in the past different technology would serve different purposes. Which is the input unit? Bar Code Readers Again a reading device but to read barcode data like on goods, books, etc. Non-impact printers do not touch the paper while printing. This pen uses the sensitivity of its photocell sensors to select text and modify data on a computer monitor.

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Input and Output Devices

define input and output devices of computer

The devices which are used to input the data and the program in the computer are known as "Input Devices''. Printer: A device that accepts text and graphic output from a computer and transfers the information to paper is called a Printer. Input devices can be characterized further according to the methodology visual or audio, discrete or consistent, and direct or indirect. Most devices are only input devices or output devices, as they can only accept data input from a user or output data generated by a computer. The scanner captures high-resolution images from the source which are then converted into a digital format that can be saved on the disk and shared digitally. Paddles are designed with a wheel that looks like a volume knob for increasing and decreasing the volume of a sound.

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