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. An input device is any hardware device that sends data to a computer, allowing you to interact with and control it. Save print output as pdf file in front end system using pdf. This is the standard input device attached to all computers. Dec 29, 2016 an output device is an electromechanical device which accepts data from a computer and translates them into a human acceptable form. So dear reader i have provided top expected gk questions from input and output device of computer. In simple terms, input devices bring information into the computer and output devices bring information out of a computer system. In my last post i have shared about the following job recruitment questions on basic computer technology and internetjob recruitment. Microphone is an input device to input sound that is then stored in digital form. 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. Magnetic ink card readermicr micr input device is generally used in banks because of a large number of cheques to be processed every day. Input devices bring information into the computer and output device send.
Basic task of all input units is to transfer data and information alphanumeric, audio or video format to the data processor, in the central system. This is the most common output device connected with the computer to display the processed information. Input output interfacing 8085 microprocessor input port. A number of input output devices are used with many types of microcomputers. It allows the user to point to displayed objects, or draw on the screen, in a similar way to a touch screen but with greater positional accuracy. The handout is about the types of computer input and output devices. These devices render input to a bitmap or in the case of pclm multiple bitmaps then wraps the bitmaps up as the content of a pdf file. Magnetic ink character recognition micr micr input device is generally used in banks because of a large number of check to be processed every day. The rnet iom is a universal module that can be used as either an input device interface or an output device in any rnet system. Save print output as pdf file in front end system using. This data transfer is done with the help of io ports.
The microphone is used for various applications like adding sound to a multimedia presentation or for mixing music. 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. Monitor and the printer are the commonly used output devices. You can use an existing device definition as a template. Input output device overview the input output device occrj45 provides connection of any greengate low voltage occupancy sensor, or other low voltage maintain closure, to the room controller or dlvp power module to define the occupancy state of the space. However, nearly all examples of humancomputer interaction require both input and output to do anything useful. It is the most common input device used for entering data and information into the computer system. Keyboard,mouse,joystick,scanners,digital camera, bar code reader, touch sreeen,speech input device microphone. 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. Input output devices questions and answers computer. Apr 05, 2012 other device types maybe required for pdf files containing characters from languages like chinese, arabic etc. List of input devices, output devices and both input. These inputoutput devices are also known as peripherals since they surround the cpu and memory of a computer system.
Channel1 can also be configured to be used as a frequency or counter input. Output generated by output device classified into two types. Channels1,4,7, and10 are intended to be used for sensing multiplexed binary inputs as vibrating forks, namur sensors, or mechanical switches. The above pdf is based on input and output devices and contains the following. Input and output devices input devices allow us to send information to the computer. Input and output devices of a computer system are the devices that connect you to computer. It forms images from tiny dots, called pixels that are. Input devices are used to give data and instructions to the computer. The mouse and keyboard are the two most commonly used input devices. Input is usually given by clicking the mouse or typing on the keyboard. Computer devices computer input and output devices 992019 designed by. The keyboard is a primary device for inputting text by pressing a set of keys.
Io devices are used to interact with the computer system. Pointing devices a pointing device, or sometimes called a pointing tool, is a hardware input device that allows the user to. Create an output device as shown in the screenshots below. Computer input, processing, output and storage 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 six degrees of freedom sphere.
Many of these are less complex versions of io devices that have been available for larger computer systems. Monitors graphic plotter printer monitors monitors, commonly called as visual display unit vdu, are the main output device of a computer. Pdf input output storages devices in computers researchgate. Typically, if being used as an input module the iom will be used in conjunction with an rnet jsm. It allows the user to point to displayed objects, or draw on the screen, in a similar way to a touch screen but with greater positional. Input devices pointing devices keyboard optical input devices audio input device video inpu device. An input device is a peripheral which accepts data and sends it to the cpu. You can view the output on the monitor or you can print it on a paper using a printer. Jul 22, 2018 computer devices includes, input, output, processing and storage. Input and output devices introduction the unit 4 presents the information of input and output devices.
Peripheral device, also known as peripheral, computer peripheral,inputoutput device, or inputoutput device, any of various devices including sensors used to enter information and instructions into a computer for storage or processing and to deliver the processed data to a human operator or, in some cases, a machine controlled by the computer. The input connector is wired to the industry standard trace protocol and can be programmed to accept switched. Other device types maybe required for pdf files containing characters from languages like chinese, arabic etc. Monitor led, lcd, crt etc printers all types lcd projection panels. For pclm there are some additional rules regarding headers, extra content and the order in which the content is written in the pdf file. This is a ball which is half inserted and by moving fingers on ball, pointer can be moved. Mcq input and output device of computer with answers pdf. List of input devices, output devices and both input output devices. Input and output devices bangladesh open university.
Input devices imaging and video input devices optical scanner an optical scanner is a hardware input device that allows a user to take an image or text and convert it into a digital file, allowing the computer to read or display the scanned object. 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 device must have this common connection for its electrical circuit to be complete. Understand the importance of design controls in device.
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. Input devices output devices keyboard mouse joystick scanner light pen touch screen monitor lcd printer plotter ii. It has two buttons, the left and right clicking buttons and a wheel in the centre for scrolling. Facsimile fax it has scanner to scan the document and also.
However, there are dozens of other devices that can also be used to input data into the computer. Data data presented to an input device has to be in the right form for the device, e. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. 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. Jul 28, 2018 the transfer of data between keyboard and microprocessor, and microprocessor and display device is called input output interfacing 8085 microprocessor or io data transfer. Input and output devices 5 head mounted displays device has either two crt or lcd screens plus special optics in front of the users eyes. Input devices let you to transfer data and user command into the computer system.
An input device sends information to a computer system for processing, and an output device reproduces or displays the results of that processing. A printer is an output device that produces a printout or hard copy of the output from a computer. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device most devices are only input devices or output devices, as they can only accept data input from a user or output data. Now a day computer is one of the most important field for every examinations. Many of these are less complex versions of io devices that have been available for.
A light pen is a computer input device in the form of a lightsensitive wand used in conjunction with a computers crt tv set or monitor. This means it is possible to connect the external supply and field device to the io point, with current trying to. When you have the device type zpdf1 you can create an output device using this device type and access method ll print locally. Devices input and output unit 4 input output devices. Ingamule siraji 1 a computer is an electronic device that works. Mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. Introduction the computing literature often draws a sharp distinction between input and output. List of input devices, output devices and both input output. Jan 05, 2017 the devices which are used to display the results or information are called output devices.
Track ball is an input device that is mostly used in notebook or laptop computer, instead of a mouse. The transfer of data between keyboard and microprocessor, and microprocessor and display device is called input output interfacing 8085 microprocessor or io data transfer. It forms images from tiny dots, called pixels that are arranged in a rectangular form. Input and output devices of computer computer notes. The following is a list of the most common input devices which are nowadays found in a computer system. Projectors are often used in meetings and presentations so that everyone in the room can view the presentation. An output device is an electromechanical device which accepts data from a computer and translates them into a human acceptable form. Most devices are only input devices or output devices, as they can. Input devices are controlled by the user, while the output ones are controlled by the computer. An input device is a peripheral which accepts data and sends it to the. The input terminals on a 120 vac interface are arranged in two. Input devices a keyboard it is a text base input device that allows the user to.
An input device is any hardware component that allows a user to enter data and instructions into a computer. What is the difference between an input and output device. Input and output points that are sinking or sourcing can conduct current in one direction only. It is an output device which provides a high quality of printed output. Input devices accept data and instructions from the user. Since the whole device is not moved, a track ball requires less space than a mouse. The keyboard is used to enter text commands that control the computer. Speaker act output device and microphone act as input. When i draw using a mouse, it is an input to the computer.
A track ball comes in various shapes like a ball, a button and a square. Input and output devices are required for users to communicate with the computer. Headsets headset consists of speakers and microphone. The inputoutput device occrj45 provides connection of any greengate low voltage occupancy sensor, or other low voltage maintain closure, to the room controller or dlvp power module to define the occupancy state of the space. Input output device input output device input output device input output device input output device a some activities to be done in the class by groups of students 1. Input devices a keyboard it is a text base input device that allows the user to input alphabets, numbers and other characters. Input devices input devices are those devices from which we can input data and instructions into the computers. A keyboard, video, mouse kvm switch is a hardware device that can be used to control more than one computer while using a single. With respect to class 3 input and output devices, to scroll through the monitor screen, a mouse is another commonly used input device. Conscious output is muscularly mediated communications. Generally input devices are manual or direct data entry devices.
A number of inputoutput devices are used with many types of microcomputers. When the computer gives the printout, it is the output. Peripheral device, also known as peripheral, computer peripheral, input output device, or input output device, any of various devices including sensors used to enter information and instructions into a computer for storage or processing and to deliver the processed data to a human operator or, in some cases, a machine controlled by the computer. The mouse is used to navigate the graphical user interface gui. Understanding the classification of computer input, processing, output and storarage devices in accordance to their function helps students or computer users clearly distinguish between the various components of the computer system computers devices are components that helps to make the computer system interacts within itself and its enviroment. A touch screen is an input output touchsensitive display. Following are few of the important output devices which are used in a computer. Multi inputoutput device product specifications sensor input mode the device samples the inputs in 2independent cycles. Thus, a computer must have a system to receive information from the outside world and must be able to communicate results to the external world. Inputoutput device overview the inputoutput device occrj45 provides connection of any greengate low voltage occupancy sensor, or other low voltage maintain closure, to the room controller or dlvp power module to define the occupancy state of the space. To do this, click the entry for the output device that is to be used as a template, and choose output device create using template. Some commonly used inputoutput devices are listed in table below.
Any hardware component used to enter data, programs, commands, and user responses into a computer scanners and reading devices voice input keyboard pointing device video input digital p. Specify the name of the output device and fill out the mandatory fields of the individual tab pages as follows. Tecnic dt technical data efective eptee 16 inputoutput device. The occrj45 also can be used as an output to the hvac system, third party systems or. Pdf computer input and output devices ingamule siraji. Input and output devices can also be written as io devices. It is used to read data from the input device such as keyboard. 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. An input device can be defined as an electromechanical devices that allows the user to feed information or data into the computer for analysis, storage and give command to the computer. Usually two degrees of freedom provides relative movement information mousetrackball a two degrees of freedom device controlled by a rolling ball provides relative movement information digitizertablet a two degrees of freedom device controlled by electromagnetic. An input device is a piece of hardware that is used to enter data into a computer. Inputoutput devices are required for users to communicate with the computer. Input devices it is an electromechanical device that can be used to enter data and instructions to the computer. Inputoutput devices and interaction department of computer.
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