These examples of output devices also include input output devices. It also focuses on the different types of input and output devices used with computers. Conscious output is muscularly mediated communications. One of the primary input devices used with a computer. Output devices projector an output device that can take the display of a computer screen and project a large version of it onto a flat surface. There are two kinds of viewing screen used for monitors. Mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs.
Input devices bring information into the computer and output device send. Without any input devices, a computer would only be a. Students complete a range of activities on computer storage and the different types. The keyboard looks very similar to the keyboards of electric typewriters, with some additional keys. How do you ever wonder how information gets in your computer and how comes out in a form you can use. The computer transmits data to the drive, where it is saved and can be later accessed. A joystick is an input device consisting of a stick that pivots on a base and reports its angle or direction to the device it is controlling. Output devices any peripheral that receives or displays output from a computer. 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.
An input device is any hardware device that sends data to a computer, allowing you to interact with and control it. In computing, input output refers to the communication between aninformation processing system such as a computer, and the outside world. Input and output devices can also be written as io devices. Projectors are often used in meetings and presentations so that everyone in the room can view the presentation. Input devices of a computer input output system in computer architecture and organizatkion output devices of computer input and output input output model input and output machines unknown alert type input input and output flow diagram pmbok 6 input and output chart input and output pmbok 6th edition hindi indic input 2 user guide input,tool and tecniches output. Input devices input devices any peripheral piece of computer hardware equipment used to provide data and control signals to a computer. Monitor and the printer are the commonly used output devices. Input and output devices are required for users to communicate with the computer. It forms images from tiny dots, called pixels that are arranged in a rectangular form. In simple terms, input devices bring information into the computer and output devices bring information out of a computer system. Inputs are the signals or data received by the system, and outputs are the signals or data sent from it. What is the difference between an input and output device.
These examples of output devices also include inputoutput devices. Output devices of computer input output system in computer architecture and organizatkion wine output is measured as an index output which is hypothesized to be influenced by two inputs c wine output is measured as an index output which is hypothesized to be influenced by two inputs c input devices of a computer intraosseous devices. Keyboard mouse joy stick light pen track ball scanner graphic tablet microphone magnetic ink card readermicr optical character readerocr bar code reader optical mark readeromr keyboard keyboard is the most common and very popular input device which helps in inputting. Which of the following computing devices did not exist in the precomputing age to the 19th. Pdf input output storages devices in computers researchgate. They are divided into two categories 1 manual input devices devices that need human involvement to input data 2 automatic input devices devices that do not need human involvement to input data. 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. 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. Data that has been processed into a useful form, called information p. The input devices are used to provide data to the central processing unit cpu for processing. Which of the following devices is not a micro computer. Computer hardware equipment used to communicate the results of data processing carried out by a computer to the outside world. The following is a list of the most common input devices which are nowadays found in a computer system. Input devices are used to give data and instructions to the computer.
Input and output devices of a computer system are the devices that connect you to computer. Output devices allow us to receive information from the computer. Inputoutput devices and interaction department of computer. Following are few of the important input devices which are used in a computer. Can you give an example of input and output for a computer. However, there are dozens of other devices that can also be used. Track ball is an input device that is mostly used in notebook or laptop computer, instead of a mouse. Nov 16, 2019 what are the output devices of my computer. An activity booklet introducing students to computer storage and the different types of digital devices input and output. Examples of io devices are cd drives, dvd drives, usb drives, hard disk drives hdds, and floppy disk drives. Input and output devices input and output devices joseph j. Many of these are less complex versions of io devices that have been available for larger computer systems. Waec computer studies practical past questions and answer.
Mcq input and output device of computer with answers pdf. Nov, 2018 why does a computer need an input device. For example, if a computer had no input devices, it could run by itself but there would be no way to change its settings, fix errors, or other various user interactions. Input and output devices introduction the unit 4 presents the information of input and output devices. Monitors are very similar to televisions but usually display information at a much higher resolution. This is a ball which is half inserted and by moving fingers on ball, pointer can be moved. Input devices a keyboard it is a text base input device that allows the user to input alphabets, numbers and other characters. A track ball comes in various shapes like a ball, a button and a square.
The picture shows a logitech trackball mouse, which is an example of an input device the most commonly used or primary input devices on a computer are the keyboard and mouse. List of input devices, output devices and both input. 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 my last post i have shared about the following job recruitment questions on basic computer technology and internetjob recruitment questions on basic computer technology and internet part1. Display devices that are touched with the finger to select commands or otherwise provide input to the computer common on portable computers, smartphones, and other mobile devices multitouch can recognize input from more than one finger at a time table pc large screen computer either built into a table or. In the computer terminology, a device can be referred as a unit of hardware, which is capable of providing input to the computer or receiving output or both. Input devices represent one type of computer peripheral the other two types are output devices and storage devices. For example, the image shows an inkjet printer, an output device that can make a hard copy of anything shown on the monitor. A desktop computer is made up of three parts as discussed in computer components. Input and output devices of computer computer notes. Input output device based mcq mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. These inputoutput devices are also known as peripherals since they surround the cpu and memory of a computer system. Input devices input is any data or instructions entered into the memory of a computer. However, nearly all examples of humancomputer interaction require both input and output to do anything useful.
Computer inputoutput ports and interfaces 1 terms and abbreviations. These devices communicate with cpu to receive the inputs from a user and output the results in some form or the other. Input and output devices bangladesh open university. D student brown university, department of computer science providence, rhode island lead consultant and founder. December 14, 2010 february 15, 2018 allaboutbasic in my last post i have shared about the following job recruitment questions on basic computer technology and internet.
Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. A number of inputoutput devices are used with many types of microcomputers. Before an output can be produced by a computer it must have an output device connected to it. Chapter 4 input and output oakton community college. Here i am going to share you about list of basic input devices, output devices. List of input devices, output devices and both input output.
Job interview questions on basic computer technology and internet part2. The devices which are used to input the data and the programs in the computer are known as input devices. The handout is about the types of computer input and output devices. Input devices of a computer input output system in computer architecture and organizatkion output devices of computer input and output input output model input and output machines unknown alert type input input and output flow diagram pmbok 6 input and output chart input and output pmbok 6th edition hindi indic input 2 user guide input,tool and tecniches output pembok 6 input and output. Output devices are used to display the result or information on the computer.
Input and output devices people at vt computer science. The input devices include the mouse, keyboard,microphone e. However, nearly all examples of human computer interaction require both input and output to do anything useful. Every computer has a monitor, an audio adapter, and a gpu either onboard or discrete. The outcome of a processed data in a computer is known as a. Monitors graphic plotter printer monitors monitors, commonly called as visual display unit vdu, are the main output device of a computer. Output is a processed data that is otherwise called information. Inputoutput devices dont only produce output, but can also be used as storage and input devices. Microphone gives sound or voice input to the computer. Harris, david money harris, in digital design and computer architecture, 2016. The computer will be of no use unless it is able to communicate with the outside world.
Apart from cpucentral processing unit, the other two main components are input and output devices. Without any input devices, a computer would only be a display device and not allow users to interact with it. An output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction. Brown university compter graphics lab input and output devices for 3d interaction joseph j laviola jr ph.
Ingamule siraji 1 a computer is an electronic device that works. Now a day computer is one of the most important field for every examinations. Input is usually given by clicking the mouse or typing on the keyboard. Inputoutput io systems are used to connect a computer with external devices called peripherals. Monitors and printers are two of the most commonly used output devices used with a computer. The monitor displays the video and graphics information generated by the computer through the video card. Inputoutput devices and interaction techniques ken hinckley.
The sharpness of the image depends upon the number of pixels. A touch screen is an inputoutput touchsensitive display. 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. So dear reader i have provided top expected gk questions from input and output device of computer. Devices that display, print, or transmit the results of processing from the computers memory. Since the whole device is not moved, a track ball requires less space than a mouse. To date, larger computer systems employ the traditional qwerty arrangement only. Dec 14, 2010 list of input devices, output devices and both input output devices related to computer. 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. Pdf computer input and output devices ingamule siraji.
In a personal computer, the devices typically include keyboards, monitors, printers, and wireless networks. The computing literature often draws a sharp distinction between input and output. For the love of physics walter lewin may 16, 2011 duration. Those devices just display the results in hard copy or soft copy. Input devices output devices keyboard mouse joystick scanner light pen touch screen monitor lcd printer plotter. An input device is a piece of hardware that is used to enter data into a computer. Joysticks are often used to control video games, and usually have one or more pushbuttons whose state can also be read by the computer. Computer devices computer input and output devices 992019 designed by. Output device can produce the final product of machine processing into a form usable by humans. Input output devices questions and answers computer.
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. Output devices or output units do not compute or process anything. Today, input devices are important because they are what allows you to interact with and add new information to a computer. An input device is any hardware component that allows a user to enter data and instructions into a computer. Inputoutput devices are required for users to communicate with the computer. Following are few of the important output devices which are used in a computer. In computing, inputoutput refers to the communication between aninformation processing system such as a computer, and the outside world. Following are the examples of various input devices, which are connected to the computer for this purpose. Getting the right input devices for your computer system can make a world of difference in your computers performance and can improve the quality of your time spent at the screen. Input devices let you to transfer data and user command into the computer system. Output devices monitor the device which displays computer output. Monitors, commonly called as visual display unit vdu, are the main output device of a computer.
612 1381 732 1517 1531 916 728 168 1590 983 85 1447 1100 497 641 8 276 678 1261 701 1517 1014 1132 1274 1524 534 828 741 772 1139 1375 1104 819 199 968 1008 1237 1106