It forms images from tiny dots, called pixels that are. Output devices output devices any peripheral that receives or displays output from a computer. It can be text, graphics, tactile, audio, and video. Jan 05, 2017 the devices which are used to display the results or information are called output devices. Input is usually given by clicking the mouse or typing on the keyboard. Some of the output devices are visual display units vdu i. 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.
In this article, you will find 20 examples output devices and their functions. These input output devices are also known as peripherals since they surround the cpu and memory of a computer system. This was all about input and output devices of a computer, in other section we talk in details regarding all input and output devices. Input devices data glovepolhemus a modern attempt to provide the user with more degrees of freedom common in virtual reality applications polyhemus can provide six degrees of freedom rotation and translation head mounted display although primary a display device, it can also track position and orientation like polhemus space ball. Without any input devices, a computer would only be a display device and not allow users to interact with it. Pictured below is a model of 3d printer called the flashforge. The devices which are used to display the results or information are called output devices. The other popular types of output devices are plotters, projectors, lcd projection panels, computer output microfilm, speakers, head phones and others. Computer inputoutput ports and interfaces 1 terms and abbreviations. The input devices include the mouse, keyboard,microphone e. D student brown university, department of computer science providence, rhode island lead consultant and founder. Now a day computer is one of the most important field for every examinations. The printer then reads the blueprint in cross sections and begins the process of recreating the object layerbylayer, as it appears in the computer aided design.
Monitors, commonly called as visual display unit vdu, are the main output device of a computer. The computer will be of no use unless it is able to communicate with the outside world. Computer devices computer input and output devices 992019 designed by. Input devices a keyboard it is a text base input device that allows the user to input alphabets, numbers and other characters. Display devices display device presents output visually on some type of screen monitor display device for a desktop computer display screen screen built into a variety of devices notebook and other portable computers mobile phones and mobile devices handheld gaming devices, home entertainment devices, kitchen appliances. Input and output devices, input device, output device, input and output devices of computer here, i am going to share about the list of basic input devices, output devices and both input output devices related to computer. A track ball comes in various shapes like a ball, a button and a square. Pdf input output storages devices in computers researchgate. Computer component that produces music, speech, and other sounds speakers and headsets are common devices p. Io devices are used to interact with the computer system. There are two kinds of viewing screen used for monitors.
Nov 27, 2018 input output device based mcq mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. This is a ball which is half inserted and by moving fingers on ball, pointer can be moved. Most computer data output that is meant for humans is in the form of audio or video. The website will be updated on a regular basis, technology articles and breaking tech. Output devices allow us to receive information from the computer. The blueprint is then sent from the cad system to the printer in a file format known as stl short for stereolithography. An output device is any device used to send data from a computer to another device or user. A number of inputoutput devices are used with many types of microcomputers.
Without io devices, a user cannot communicate with the computer. Input devices let you to transfer data and user command into the computer system. Presentation on input and output device of computer authorstream presentation. The sharpness of the image depends upon the number of pixels. Input and output devices people at vt computer science. Converts digital output from computer into analog video signal. A computer is an advanced electronic device that takes raw data as an input from the user and processes it under the control of a set of instructions called program, produces a result output, and saves it for future use. Input output devices questions and answers computer. Presentation on input and output devices presented by. An output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction. This is the most common output device connected with the computer to display the processed information. Input devices input is any data or instructions entered into the memory of a computer. A graphic tablet as digitizer is used for doing fine works of drawing and image manipulation applications.
Scanning devices are input devices used for direct data entry in to a computer system. Page 1 cover i spy game page 2 instructions i spy game page 34 clue sheet i spy game other activities page 5 unscramble page 6 word search page 7 page 8 cross word puzzle page 9 circle input or outp. The objective of output devices is to turn computer information into a human friendlyreadable form. They are divided into two categories 1 manual input devices devices that. Since the whole device is not moved, a track ball requires less space than a mouse. Thus, most output devices used by humans are in these categories. Amazing 20 examples output devices and their functions. Examples include monitors, projectors, speakers, headphones and printers.
Input and output devices can also be written as io devices. Monitors and printers are two of the most commonly used output devices used with a computer. A computer is a general purpose device which can be programmed to carry out a finite set of arithmetic or logical operations. Input and output devices introduction the unit 4 presents the information of input and output devices. A printer is an output device that produces a printout or hard copy of the output from a computer. Computer talks to you through speakers on computer p. It forms images from tiny dots, called pixels that are arranged in a rectangular form. Following are few of the important output devices which are used in a computer.
Brown university compter graphics lab input and output devices for 3d interaction joseph j laviola jr ph. Input and output devices, input device, output device, input and output devices of computer here, i am going to share about the list of basic input devices, output devices and both inputoutput devices related to computer. Input and output devices of a computer system are the devices that connect you to computer. Devices that display, print, or transmit the results of processing from the computers memory. Fahad khan an input device is a piece of hardware that is used to enter data into a computer. Monitors may be monochrome that will display results. Mcq input and output device of computer with answers pdf. Nov 16, 2019 an output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction.
Ingamule siraji 1 a computer is an electronic device that works. In simple terms, input devices bring information into the computer and output devices bring information out of a computer system. Input devices data glovepolhemus a modern attempt to provide the user with more degrees of freedom common in virtual reality applications polyhemus can provide six degrees of freedom rotation and translation head mounted display although primary a display device, it can also track position and orientation like polhemus space ball six degrees of freedom sphere. Since a sequence of operations can be readily changed, the computer can solve more than one kind of problem. Before an output can be produced by a computer it must have an output device connected to it. Digitizer is also known as tablet or graphics tablet because it converts graphics and pictorial data into binary inputs. Monitors graphic plotter printer monitors monitors, commonly called as visual display unit vdu, are the main output device of a computer. The handout is about the types of computer input and output devices.
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. Some commonly used input output devices are listed in table below. Posts about type of output devices written by scholar. It can be text, graphics, tactile, audio, and video some of the output devices are visual display units vdu i. Research in input and output centers around the two ends of this channel. The above pdf is based on input and output devices and contains the following. Computer hardware equipment used to communicate the results of data processing carried out by a computer to the outside world.
Many of these are less complex versions of io devices that have been available for larger computer systems. 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. Computer dictionary definition of what output device means, including related links, examples, information, and terms. For the love of physics walter lewin may 16, 2011 duration. Input devices output devices keyboard mouse joystick scanner light pen touch screen monitor lcd printer plotter ii. Presentation on input and output device of computer shama. Monitor, printer, plotter, speaker, and multimedia projector. The following is a list of the most common input devices which are nowadays found in a computer system. Inputoutput devices are required for users to communicate with the computer. Input and output devices input and output devices joseph j.
Input devices o level computer science 2210 prepared by. Output devices are pieces of computer hardware used to communicate the results of data processing performed by a computer. Output devices provide data in myriad different forms, some of which include audio, visual, and hard copy media. Track ball is an input device that is mostly used in notebook or laptop computer, instead of a mouse. A number of input output devices are used with many types of microcomputers. These inputoutput devices are also known as peripherals since they surround the cpu and memory of a computer. Revise computer science gcse by testing your knowledge of output devices using our quiz. The devices are usually used for display, projection, or for physical reproduction. For example, the image shows an inkjet printer, an output device that can make a hard copy of anything shown on the monitor. Input and output devices 3 lecture outline output devices visual displays audio output tactile and haptic output input devices discrete event devices continuous event devices combination devices speech input the first part of the lecture will describe a number of output devices that stimulate the. So dear reader i have provided top expected gk questions from input and output device of computer. Monitor and the printer are the commonly used output devices. How do you ever wonder how information gets in your computer and how comes out in a form you can use. Pfizer central research, sandwich, kent ct 9nj, united.
Monitor is the most commonly used output device used to display results of processing. They can be used by the computer to create a picture of whatever the camera had been pointed at. Input devices input devices any peripheral piece of computer hardware equipment used to provide data and control signals to a computer. Computer output devices receive information from the computer, and carry data that has been processed by the computer to the user. Explain different types of output devices perfect computer. Pictures on monitor are formed with picture elements called pixel. You can view the output on the monitor or you can print it on a paper using a printer. Mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. An input device is any hardware component that allows a user to enter data and instructions into a computer. An output device is any piece of computer hardware equipment which converts information into.
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