Monitor led, lcd, crt etc printers all types lcd projection panels. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. The input devices include the mouse, keyboard,microphone e. Since the whole device is not moved, a track ball requires less space than a mouse. Inputoutput devices are required for users to communicate with the computer. Here i am going to share you about list of basic input devices, output devices. List of input devices, output devices and both input. List of input devices, output devices and both input output. 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. The monitor displays the video and graphics information generated by the computer through the video card. This interactive quiz will test what you know about types of computer input devices. Input output interface an overview sciencedirect topics. The designation of a device as either input or output depends on perspective. Input and output devices bangladesh open university.
The inputoutput interface connects the computer to the outside world and is therefore an essential part of the computer system. An input device is a piece of hardware that is used to enter data into 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. Speaker act output device and microphone act as input. 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 and output devices of a computer system are the devices that connect you to computer. Facsimile fax it has scanner to scan the document and also. The following is a list of the most common input devices which are nowadays found in a computer system. A touch screen is an inputoutput touchsensitive display.
Monitor and the printer are the commonly used output devices. What is the difference between an input and output device. It forms images from tiny dots, called pixels that are arranged in a rectangular form. Input and output devices introduction the unit 4 presents the information of input and output devices. Input is usually given by clicking the mouse or typing on the keyboard. Mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. These devices communicate with cpu to receive the inputs from a user and output the results in some form or the other. Track ball is an input device that is mostly used in notebook or laptop computer, instead of a mouse. On a computer keyboard input device, if you type h, it sends inputs a signal to the computer.
A number of inputoutput devices are used with many types of microcomputers. Headsets headset consists of speakers and microphone. Unit 2 input and output devices pdf computer keyboard. Data that has been processed into a useful form, called information p. Computer devices computer input and output devices 992019 designed by. For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices. Inputoutput devices and interaction department of computer. Input devices input devices any peripheral piece of computer hardware equipment used to provide data and control signals to a computer.
Hardware of computerinput devices scanner webcam keyboard mouse output devices leds lcd printer speakers storage devices primary storage devices. The handout is about the types of computer input and output devices. This is a ball which is half inserted and by moving fingers on ball, pointer can be moved. Jan 12, 2017 a desktop computer is made up of three parts as discussed in computer components. 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 computer transmits data to the drive, where it is saved and can be later accessed. Nov, 2018 an input device sends information to a computer system for processing, and an output device reproduces or displays the results of that processing. Apart from cpucentral processing unit, the other two main components are input and output devices. Can you give an example of input and output for a computer. However, nearly all examples of humancomputer interaction require both input and output to do anything useful. Input devices bring information into the computer and output device send. Jul 22, 2018 computer devices includes, input, output, processing and storage. Output devices are used to display the result or information on the computer. 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. 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.
Pdf input output storages devices in computers researchgate. Output device can produce the final product of machine processing into a form usable by humans. The computer will be of no use unless it is able to communicate with the outside world. Input and output devices of computer computer notes.
Input and output devices an input device enters data or instructions into a computer. Following are few of the important output devices which are used in a computer. Mcq input and output device of computer with answers pdf. Input devices are used to give data and instructions to the computer. Below we discuss the variety of peripheral devices used for computer input and output. An output device works by receiving a signal from the computer and using that signal to perform a task to display the output. Inputoutput devices dont only produce output, but can also be used as storage and input devices. Output devices any peripheral that receives or displays output from a computer. D student brown university, department of computer science providence, rhode island lead consultant and founder. So dear reader i have provided top expected gk questions from input and output device of computer. Computer inputoutput ports and interfaces 1 terms and abbreviations.
The devices which are used to input the data and the programs in the computer are known as input devices. Joysticks are often used to control video games, and usually have one or more pushbuttons whose state can also be read by the computer. Devices for communication between computers, such as modems and network cards, typically perform both input and output operations. Many of these are less complex versions of io devices that have been available for larger computer systems. A track ball comes in various shapes like a ball, a button and a square. Most devices are only input devices or output devices, as they can. Input output devices questions and answers computer.
Input devices a keyboard it is a text base input device that allows the user to input alphabets, numbers and other characters. Pdf computer input and output devices ingamule siraji. Unit 2 input and output devices input and output devices allow the computer system to interact with the outside world by moving data into and out of the system. Following are few of the important input devices which are used in a computer. Students complete a range of activities on computer storage and the different types. When the cpu puts the address of a peripheral onto the address bus, the inputoutput interface decodes the address and identifies the unique computer peripheral with which a data transfer operation is to be.
Input devices input is any data or instructions entered into the memory of a computer. Devices input and output unit 4 input output devices. 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. Monitors graphic plotter printer monitors monitors, commonly called as visual display unit vdu, are the main output device of a computer. Now a day computer is one of the most important field for every examinations. An input device is any hardware component that allows a user to enter data and instructions into a computer. Job interview questions on basic computer technology and internet part2.
The terms input and output are used both as verbs to describe the process of entering or displaying the data, and as nouns referring to the data itself entered into or displayed by the computer. A monochrome monitor is a type of crt computer display which was very. In simple terms, input devices bring information into the computer and output devices bring information out of a computer system. Without any input devices, a computer would only be a.
These examples of output devices also include inputoutput devices. Input devices let you to transfer data and user command into the computer system. Inputs are the signals or data received by the system, and outputs are the signals or data sent from it. Input and output devices are required for users to communicate with the computer. Examples of io devices are cd drives, dvd drives, usb drives, hard disk drives hdds, and floppy disk drives. Without any input devices, a computer would only be a display device and not allow users to interact with it. Input and output devices can also be written as io devices. It is accompanied by a printable worksheet that makes it. Input devices output devices keyboard mouse joystick scanner light pen touch screen monitor lcd printer plotter. Chapter 4 input and output oakton community college.
Computer devices includes, input, output, processing and storage. Ingamule siraji 1 a computer is an electronic device that works. 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. 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. Brown university compter graphics lab input and output devices for 3d interaction joseph j laviola jr ph.
Input is any data or instructions entered into the memory of a computer. Pdf computer input and output devices ingamule siraji academia. Nov 16, 2019 an output device works by receiving a signal from the computer and using that signal to perform a task to display the output. Monitors are very similar to televisions but usually display information at a much higher resolution. Computer hardware equipment used to communicate the results of data processing carried out by a computer to the outside world. 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. Input and output devices input and output devices joseph j. 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. An activity booklet introducing students to computer storage and the different types of digital devices input and output. The keyboard arrangement provided as standard on most keyboards is. Input and output devices people at vt computer science. 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 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. Output devices monitor the device which displays computer output. Keyboard and mouse are the most commonly used input devices. It also focuses on the different types of input and output devices used with computers. Mouse and keyboard gamepad and joystick digital camera and digital video camera biometric authentication device touch screen digitizer scanner mice and keyboards.
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