The handout is about the types of computer input and output devices. An output device displays, prints and presents the results of a computers work. Input devices it is an electromechanical device that can be used to enter data and instructions to the computer. The two basic types of monitors used today are crt and flat panel display. May 05, 2003 coordinated with onscreen events output. Common examples of touch screen include information kiosks, and bank atms. Inputoutput devices are required for users to communicate with the computer. It is specially used for checking the answer sheets of examinations having multiple choice questions. Output is the process of transmitting the processing data into a form that makes sense to human. Output is data that has been processed into a useful form called information. Devices input and output unit 4 input output devices. A limit switch sends a discrete digital signal to a plc.
Input and output devices introduction the unit 4 presents the information of input and output devices. The user sees the result after processing of data by the computer through output devices. Monitors and printers are two of the most commonly. Figure 3 figure 4 printer with paper output paper tape readerpunch auxiliary storage devices the function of an auxiliary storage device is to hold information for future use by the processor. Hence, the above are examples of input devices, output devices, and both input and output devices io devices. Other inputs and output devices are cd and dvd drive, multifunctional printer, modem, digital camera, etc.
The size of a monitor is measured in inches diagonally across the screen. Input and output devices are required to communicate with the computer. If you want me to list 10 output devices, then here it is. Complete input and output devices of computer, with examples. Ingamule siraji microphone microphone is an input device to input sound that is then stored in a digital form. The distinction between output devices and input devices. Some simple examples of i o devices are as follows. It forms images from tiny dots, called pixels that are arranged in a rectangular form. Monitor is the main output device of the computer system, without it we cant imagine the computer. Many of these are less complex versions of io devices that have been available for larger computer systems.
In this class students consider a number of computing devices to determine what types of inputs and outputs they use. What is computer output devices and describe various types of. Higher density devices are coming on the market in the area of complex programmable logic devices cpld with high performance, but splds still have the best performance, easier to use and design with because they are an industry standard. Examples of input devices include keyboard and mouse, microphone, webcam, image scanner, microphone, pointing device, touch screens, graphics table, optical character reader ocr, joystick etc. Nonemissive displays the nonemissive displays use optical effects to convert sunlight or light from some other source into graphics patterns. Let us first discuss the exact definition of an input and output device. Output devices are devices that receive data or instruction from a computer. It can be text, graphics, tactile, audio, and video some of the output devices are visual display units vdu i. Mcq input and output device of computer with answers pdf. An example is the input output paper tape device shown in figure 4. This signal can have one of only two values, 0 or 1, indicating that the device is either off or on, respectively see figure 21. For example, what good would a mouse be without the corresponding feedback embodied by the cursor on the screen, as well as the sound and feel of the buttons when they are clicked. Default device options as well as scales and aspect ratios are controlled in a uniform way across all device types. Input output devices are required for users to communicate with the computer.
Input output devices an input output device can receive data from users, or another device input, and send data to another device output. Printer is an output device, which is used to print information on paper. Output devices examples of output device monitor printer speakers projector. Data is written onto the disc using a laser writer that embeds the data directly into the discs coating. A track ball comes in various shapes like a ball, a button and a square. Monitors present visual images of both the users input text and graphics and computer output. The monitor displays the video and graphics information generated by the computer through the video card. Input devices are those that accept data generated by an external agent e. The output displayed on the monitor is called soft copy output. Output devices of computer examples of output devices. Output devices definition, types, functions with examples.
For example, plasma panel and led lightemitting diodes. Most popular output device used to display output in softcopy format. Data that has been processed into a useful form, called information p. A limit switch is an example of a discrete input device because, at any given time, it is either open or closed. Explain the difference between input device and output device. Examples of haptic devices include consumer peripheral devices equipped with special motors and sensors e. An input device is any tool device for entering information into a computer. Computer input and output devices list pdf fstatic.
A monitor is an example of an output device that can be used to display text. The former can be subdivided further into input devices and output devices. Which output device of a computer is used for training presentations. The devices are usually used for display, projection, or for physical reproduction. They were very fashionable in the early 2000s, allowing both documents to be printed output and scanned input.
Input devices pointing devices keyboard optical input devices audio input device video inpu device 7. The devices that provide a printed hard copy of the electronic data processed by the computer are called print output devices. Monitors are the most crucial output devices of a computer. A piece of equipmenthardware which gives out the result of the entered input, once it is processed i.
Ingamule siraji the digitiliser 992019 17 designed by. Following are few of the important output devices which are used in a computer. A central processing unit cpu, also referred to as a central processor unit, is the hardware within a computer that carries out the instructions of a computer program by performing the basic arithmetical, logical, and input output operations of the system. An output device is any piece of computer hardware equipment which converts information into human read able form. The assistive technology available to young children is changing and expanding at a rapid pace. Nov 22, 2016 types of devices input devices output devices 5. A discrete output can never be in a state in between on and off. Examples are output produced by printers or plotters on paper. In the computer industry, the terms computer and cpu are often. Inputs are the signals or data received by the system, and outputs are the signals or data sent from it. This soft copy can be accessed only with a computer but can be stored, or even modified and can be shared through email. To conclude the lesson the class examines common activities they do on a computing device and select the inputs and outputs.
Groups are assigned to a computing device and based on a teacherprovided definition of input and output, list the inputs and outputs of their device. Output devices provide data in myriad different forms, some of which include audio, visual, and hard copy media. When the data and instruction are fed into the computer and processed the next step is get the desired output. Types of output devices a display device is an output device that visually conveys texts, graphics and video information. Monitors graphic plotter printer monitors monitors, commonly called as visual display unit vdu, are the main output device of a computer. Microfichemicrofilm or computer output microfilm com ii. For example, headphones, speakers, sound card, etc. Devices that provide output as visual display, audio, video etc. Common examples found in offices are variations of the desktop or flatbed scanner where the document is placed on a glass window for scanning. The output produced on a computer is called hard copy output.
Computer output devices are those use to display data that has been process either in hardware or software form to make sense to an individual or group of persons. What is computer output devices and describe various types. Examples of input output devices include the following. We are working on adding more output devices examples. Csca0101 computing basics 5 output devices monitor the device which displays computer output. Input and output devices allow the computer system to interact with the outside world by moving data into and out of the computer system. What is input devices and output devices explain with. Input devices as well as output devices are a neccessity in order to ensure that data is entered into a computer to be processed and the results output. In computing, input output refers to the communication between aninformation processing system such as a computer, and the outside world. For example, printer, braille reader, plotter, etc. Track ball is an input device that is mostly used in notebook or laptop computer, instead of a mouse. Monitor printer plotter speaker input and output devices are also called io devices. Touch screens are often used for information kiosks located in department stores, hotels, airports, and museums. Monitors are the most popular output devices used today for producing a soft copy output.
If the output device is a printer, the control circuit will convert the data to characters printed on sheets of paper. Computer devices computer input and output devices 992019 designed by. These examples of output devices also include input output devices. Input and output devices what are they, what are they, examples. Revise computer science gcse by testing your knowledge of output devices using our quiz. Thus it functions as both an input device and an output device at the same time.
Monitors are the most commonly used output devices. For readability the line has been bisected, when used for real this must be a single line. This is a ball which is half inserted and by moving fingers on ball, pointer can be moved. Examples of input and output devices computersciencementor. Examples of output device monitor printer speakers projector. An output given by the computer can be in the form of a display on the screen or a printed document or a song, that is played.
The following are some of the important output devices used in a computer. Self access learning module ict llliteracy for i seccondary. Ingamule siraji 1 a computer is an electronic device that works under instructions given by the user to accept, process and output information as required. The microphone is used for various applications such. The distinction between output devices and input devices becomes even more blurred in the real world. Input devices input devices any peripheral piece of computer hardware equipment used to provide data and control signals to a computer. It is used where one out of a few alternatives is to be selected and marked. Monitors display information on the screen thus helping the user to monitor operations carried out by the computer. What are output devices of computer, 10 examples with images.
Output devices allow us to receive information from the computer. A printer is an output device that produces a printout or hard copy of the output from a computer. A discrete output device receives a discrete digital signal from a plc telling it to be in either one state or the other. A pilot light is an example of a discrete output device. Which is used to output sound from multimedia presentations.
The monitor is often called a visual display unit or visual display terminal. Nonemissive displays use optical effects to convert sunlight or light from some other source into graphics patterns. When i draw using a mouse, it is an input to the computer. What is input devices and output devices explain with examples. A computer has two types of devices which help the user to enter data into the computer and allows the computer to display result of the processed data as required by the user. Since the whole device is not moved, a track ball requires less space than a mouse. A pilot light is an example of a discrete output device see figure 22. Jul 29, 2020 this can be done using output devices, such as a printer, a screen or monitor, or a digital projector. An output device is any hardware component that use received data from a computer to perform a task. A computer is an electronic device that works under instructions given by the user to accept, process and output information as required. Anyway, there are some cases of mixed or hybrid devices, which at the same time send and receive signals to different parts of the computer.
Computer input, processing, output and storage devices. A new type of output device is being developed these days, known as speech synthesizer, a. The speed of printers can be measured in characters per second cps or pages per minute ppm, the higher the values are, the faster the printer can produce output. The esc represents a single byte, value 0x1b an escape character in ascii. Switching output format requires minimal changes in code. The input devices include the mouse, keyboard,microphone e. The output device that provides result in printed hard copy format. A color monitor can display from 16 to over 1 million different colors. Pdf computer input and output devices ingamule siraji. Most of the computer output devices are common to home as well as office environments. Any hardware component that can convey information to a user printer monitor p. A printer is an output device that produces a printout or hard copy of the. In this lesson students consider a number of computing devices to determine what types of inputs and outputs they use. Cds and dvds are two kinds of optical disc which save data in a digital format.
They are important for the reproduction and presentation of information to users. This output may be displayed on the monitor or printed on the computer. A number of input output devices are used with many types of microcomputers. An input device is any peripheral used to provide data and control signals to a computer. Without any input devices, a computer would only be a display device and not allow users to interact with it. Computer output refers to processed data called information. Cdrw drive and dvdrw drive receives data from a computer input, to copy onto a writable cd or dvd. There are many kind of output devices which can connected to the computer and give us the desired results. Amazing 20 examples output devices and their functions. Very simple devices will have one or a few hardware chips to implement their functionality. The output may be in the form of text, image, sound, video etc. About input and output devices some examples of input and output devices lesson 2 input and output devices input devices allow us to send information to the computer.
Output devices computer output devices receive information from the computer, and carry data that has been processed by the computer to the user. The lists on this handout provide examples, but should not be considered to be comprehensive. The hardware equipment used to get the information from the computer in audio formats is called sound output device. An output device is used to send data out of the system. Input is usually given by clicking the mouse or typing on the keyboard.
1085 879 1644 519 1755 763 1276 743 1123 227 494 1795 168 128 1159 1156 357 1125 1482 734 1438 690 482 517 627 409 402 1179 1631 748