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.
| INPUT DEVICE | OUTPUT DEVICE |
|---|---|
| It is a hardware device and is used to key in the data, instructions or commands, into the computer | It is a hardware component, and it uses the data that is has received from the computer to carry out a task |
What is an output unit?
After processing of data, it is converted into a format which humans can understand. After conversion, the output units displays this data to users. Examples of output devices include monitors, screens, printers and speakers. Thus, output units basically reproduce the data formatted by the computer for users’ benefit.
What is the difference between input and output devices?
Input devices are the component of the computer system that accepts incoming data and instructions and converts them into a pattern of electrical signals in binary code that is understandable to a digital computer. Output devices are the component of computer system that converts the digitized signals into a form understandable to the user.
What is an example of an input unit?
Similarly, even a mouse can be an input unit for entering directions and commands. Other examples include barcode readers, Magnetic Ink Character Readers (MICR), Optical Character Readers (OCR), etc.
What is an input in a computer?
An input is a hardware device connected to the computer system that sends out data to the computer to process it and controls the signals. Some typical examples for input devices in a computer are touch screen, mouse, keyboard. These are used directly to enter the instructions and information/data.
What is the difference between input and output unit?
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.
What are the input units and output units?
I/O devices are the pieces of hardware used by a human (or other system) to communicate with a computer. For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices.
What is the difference between input and input unit?
These data and instructions given to the computer are called as input and the devices used for giving input are called input unit or devices.17-Feb-2019
What are the different input and output?
Difference between Input and Output devices:INPUT DEVICEOUTPUT DEVICEIt takes the data from the user and sends it to the processor for execution.It takes the processed data from the processor and sends it back to the user.It helps the computer is accepting the data.It helps the computer is displaying the data.5 more rows•09-May-2020
What is input unit?
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. Examples of input device: Mouse, keyboards, scanners, joysticks, and digital cameras.26-Oct-2021
What is output unit?
An output device is any piece of computer hardware equipment which converts information into a human-perceptible form or, historically, into a physical machine-readable form for use with other non-computerized equipment. It can be text, graphics, tactile, audio, or video.
What is the difference between input and output in economics?
While inputs represent influences from the environment to the system, outputs represent the effects of the system on its environment. If there is no connection between the system and its environment, the system is called closed. The relation between input and output of a system is of particular interest.
What are input and output units give two examples each?
There are many input devices such as a keyboard, mouse, webcam, microphone and more, which send information to a computer system for processing. An output device, like Monitor, printer and more, displays the result of processing generated by input devices.
What is the difference between input and output processing and storage?
input (how you get information into the computer) processor (what happens to the information you input) storage--main memory, auxiliary storage (where information is stored or saved) output (how you get the information back out of the computer)
What is an input and output in math?
The input is the number in the first column of the table while the output is the end number or the answer to the math equation. The relationship is a rule, or the math operation that needs to be followed to get the correct sets of numbers for your input-output table.04-Jan-2022
What is the difference between input and output?
Difference between Input and Output devices. Input devices are the component of the computer system that accepts incoming data and instructions and converts them into a pattern of electrical signals in binary code that is understandable to a digital computer. Output devices are the component of computer system that converts ...
What is an output device?
Output devices are the component of computer system that converts the digitized signals into a form understandable to the user. The output devices are generally known as reverse of input devices. Output devices also send data from one computer system to another. example: Monitor, printer etc.
Why is it important to take processed data from the processor and send it back to the user?
It takes the processed data from the processor and sends it back to the user. It helps the computer is accepting the data. It helps the computer is displaying the data. The design of input devices are more complex. The design of output devices are less complex.
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. Input devices are incapable of accepting information from other devices.
Output Devices
The output device of a computer is a peripheral that receives information from a computer’s processor and produces a result. While an output device cannot send information to another device, it can relay data from one computer system to the other.
List of Output Devices
Monitors are some of the most important output devices for a computer. They display the images, texts, icons, and symbols over a screen. For every input or command given to and executed by a computer, the output is returned and displayed on the monitor.
What is the difference between input and output devices?
the main difference between input devices and output devices is that the devices that are used to get input signals from the user are known as input devices whereas the devices that are used to display the output signals to the user are the output devices.
Why are input devices more complicated than output devices?
Input devices are more complicated as they have complex coding the ensures that the user can interact with the computer correctly whereas the output devices are simpler for the user since they only see the results and do not have to learn the processes.
What is input device?
An input device in simple words is one that helps the computer get the data from the user and enters it in the computing system. An output device in simple words is the one that helps the computer to display the data and results after the process completes.
What are the tools that are considered input devices?
The most appropriate tools that become regarded as input devices are a mouse, a keyboard, a microphone, software, mic among others. A keyboard has all the keys with numbers, symbols, and alphabets that help in entering the data, according to the language that the person using this computer understands.
Why is it easy to use a computer?
Using a computer may seem an easy task because of the tools that are attacked with the device and helps in managing the system properly. But when it comes to know about them and how they work, such devices are categorized as input and output devices.
What is the difference between input and output?
What is the difference between an input and output device? 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.
What is input/output device?
An input/output device can receive data from users, or another device (input), and send data to another device (output). Examples of input/output devices include the following. CD-RW drive and DVD-RW drive - Receives data from a computer (input), to copy onto a writable CD or DVD.
What are some examples of input devices?
Examples of input devices include the following. Keyboard and Mouse - Accepts input from a user and sends that data (input) to the computer. They cannot accept or reproduce information (output) from the computer. Microphone - Receives sound generated by an input source, and sends that sound to a computer. Webcam - Receives images generated by ...
What is an I/O device?
However, some devices can accept input and display output, and they are referred to as I/O devices (input/output devices). For example, as shown in the top half of the image, ...
Can a projector accept data from a user?
It cannot accept data from a user and send that data to another device. Projector - Receives data from a computer (output) and displays, or projects, that information as text and images onto a surface, like a wall or screen. It cannot accept data from a user and send that data to another device.
Can an output device send data to another device?
An output device can receive data from another device and generate output with that data, but it cannot send data to another device. Examples of output devices include the following.
Can a speaker accept data?
It cannot accept data from a user and send that data to another device. Speakers - Receives sound data from a computer and plays the sounds for users to hear. It cannot accept sound generated by users and send that sound to another device. For additional information and examples, see our output device page.
What is the function of input devices?
The main function of input devices is to direct commands and data into computers. Computers then use their CPU to process this data and produce output. For example, a laptop’s keyboard is an input unit that enters numbers and characters. Similarly, even a mouse can be an input unit for entering directions and commands.
What is the function of a control unit?
It is responsible for coordinating tasks between all components of a computer system. The control unit collects data from input units and sends it to processing units depending on its nature. Finally, it also further transmits processed data to output units for users.
What are the components of a computer?
Components of a Computer System. Every computer system has the following three basic components: Input unit. Central processing unit. Output unit. While there are other components as well, these three are primarily responsible for making a computer function.
Can a computer function without these elements?
No computer can function in the absence of these elements. Apart from these elements, a computer system comprises of three basic components. These components are responsible for making computers actually function. Let’s take a look at them in detail.
What is an Input Device?
An input device is a hardware component connected to a computer that accepts data/instructions by the user and turns it into a pattern of electrical signals in binary code understandable to the computer. An input device cannot receive data from another device. However, it can transmit data to another device.
What is an Output Device?
An output device is a hardware component connected to a computer that converts the computer's received digital signal into a form understandable to users. Technically, it provides the result of processing or processed data. An output device is a computer controllable device and is known to receive data from other devices to generate output.
What is the main difference between input and output devices?
The fundamental difference between input and output devices is that the input devices are connected to the computer to send user data to the computer, whereas the output devices receive the data coming from the computer and display it to the users in their understandable form.
Understanding Input and Output Devices with an Example
There are many examples of both input and output devices. However, we have discussed some of the most common ones.
Summary
The above article differentiates the input device from the output device. Generally, both the input and output devices are opposite to each other. An input device sends the information received by the users to the computer system for processing.
What is a keyboard?
Keyboard. A simple device comprising keys and each key denotes either an alphabet, number or number commands which can be given to a computer for various actions to be performed. It has a modified version of typewriter keys. The keyboard is an essential input device and computer and laptops both use keyboards to give commands to the computer.
What is a speaker in a computer?
Speakers. A device through which we can listen to a sound as an outcome of what we command a computer to do is called a speaker. Speakers are attached with a computer system and also are a hardware device which can be attached separately.
What is the function of a computer system?
The functioning of a computer system is based on the combined usage of both input and output devices. Using an input device we can give instructions to the computer to perform an action and the device reverts to our action through an output device.
What is the purpose of a keyboard and mouse?
The keyboard is an essential input device and computer and laptops both use keyboards to give commands to the computer. Mouse. It is also known as a pointing device. Using mouse we can directly click on the various icons present on the system and open up various files and programs.
What is a device that makes a copy of the pictorial or textual content, usually over a
A device which makes a copy of the pictorial or textual content, usually over a paper is called a printer. For example, an author types the entire book on his/her computer and later gets a print out of it, which is in the form of paper and is later published.
How many buttons does a mouse have?
A mouse comprises 3 buttons on the top and one trackball at the bottom which helps in selecting and moving the mouse around, respectively. In case of laptops, the touchpad is given as a replacement of the mouse which helps in the movement of the mouse pointer. Joy Stick.
Can a bar code scanner read bar codes?
It is a kind of an optical scanner. It can read bar codes. A source of light is passed through a bar code, and its aspects and details are displayed on the screen. All the devices mentioned above are the most commonly used input devices.