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. Input and output devices are the basic components of a computer system. Dear aspirant, as you know computer is very important section to get a good score for bank exam. Output devices examples of output device printer monitor speakers projector. Since the whole device is not moved, a track ball requires less space than a mouse. Keyboards pointing devices game controllers scanners styluses microphones digital cameras web cams 2. 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. This is a ball which is half inserted and by moving fingers on ball, pointer can be moved. Input device captures information and translates it into a form that can be processed and used by other parts of your computer. Examples of input and output devices examples of input devices loading.
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. It is used to read data from the input device such as keyboard. Input devices are used to give data and instructions to the computer. Following are few of the important output devices which are used in a computer. When the computer gives the printout, it is the output. Alternatively referred to as io, inputoutput is any software or hardware device that is designed to send and receive data to and from a computer hardware component.
An input device is any tool device for entering information into a computer. Tecnic dt efective eptee 16 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. Mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. Projectors are ideal when training or presenting information to a large audience. An input device is any hardware component that allows a user to enter data and instructions into a computer. Pdf computer input and output devices ingamule siraji. The following is a list of the most common input devices which are nowadays found in a computer system. The user can usually choose whether the projector mirrors their computer screen, extends it, or replaces it.
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. Now a day computer is one of the most important field for every examinations. These inputoutput devices are also known as peripherals since they surround the cpu and memory of a computer system. Magnetic ink card readermicr micr input device is generally used in banks because of a large number of cheques to be processed every day. Many of these are less complex versions of io devices that have been available for. It is the most common input device used for entering data and information into the computer system. Solved 406 input output questions and answers section with explanation for various online exam preparation, various interviews, logical reasoning category online test. 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. 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. Many of these are less complex versions of io devices that have been available for larger computer systems. Category questions section with detailed description, explanation will help you to master the topic.
Mouse and keyboards take physical movements that the human user outputs and convert them into input signals that a computer can understand. A touchpad most commonly found on computer laptops computer brand doesnt matter. The monitor displays the video and graphics information generated by the computer through the video card. 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. Think and answer what kind of printer do you use in your school. The input devices translate the information into the form understandable by computer. 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. Computer devices computer input and output devices 992019 designed by. Input ini bisa berupa signal input atau maintenance input. 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. What is the difference between an input and output device. Input devices pointing devices keyboard optical input devices audio input device video inpu device 7.
The image below shows where input dev ices fit into a computer system. Input devices let you to transfer data and user command into the computer system. The computing literature often draws a sharp distinction between input and output. All io devices, however, do not send and receive the same. It gives a printed output of the results that appears on the monitor screen. Ther are various types of input and output devices. A touchpad or trackpad is a kind of input device that has a limited area wherein you can point, scroll, click and swipe. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. Input devices output devices keyboard mouse joystick scanner light pen touch screen monitor lcd printer plotter ii. Track ball is an input device that is mostly used in notebook or laptop computer, instead of a mouse. Jan 05, 2017 this is an important output device of the computer system.
An input device is a peripheral which accepts data and sends it to the cpu. Inputoutput devices and interaction department of computer. 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. Input output interfacing 8085 microprocessor input port. A touch screen is an input output touchsensitive display. Io devices are used to interact with the computer system. Pdf input output storages devices in computers researchgate. An input device is any peripheral used to provide data and control signals to a computer. So dear reader i have provided top expected gk questions from input and output device of computer. Data projectors are output devices used to project the digital output from a computer device on to a large screen or wall. Input and output devices bangladesh open university. Input output device based mcq mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. Tecnic dt efective eptee 16 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.
Inputoutput devices are required for users to communicate with the computer. Input output questions and answers updated daily logical. With each device, we will discuss the advantages, disadvantages, and its effects on interface design. Ingamule siraji 1 a computer is an electronic device that works. There are two other commonly used mechanisms for implementing io operations. Projectors are often used in meetings and presentations so that everyone in the room can view the presentation. In many cases, a client or viewer application calls the ghostscript engine to do the rasterization and handles the display of the resulting image itself, but it is also possible to invoke ghostscript directly and select an output device which directly handles displaying the image on screen. It is an output device which provides a high quality of printed output. Microphone is an input device to input sound that is then stored in digital form. 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 conclude the lesson the class examines common activities they do on a computing device and select the inputs and outputs. Save print output as pdf file in front end system using pdf. 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. A computer monitor is an output device, because it can display information but cannot send data back to the.
The inputoutput system 2 module 2 21 types of inputoutput devices a micrologix plc uses its input and output interfaces to connect with field inputoutput devices. It forms images from tiny dots, called pixels that are. Ghostscript is often used for screen display of postscript and pdf documents. Mcq input and output device of computer with answers pdf. Printed output is also called hard copy output because unlike monitor, this output can be preserved even if the computer is switched off. Input and output devices of a computer system are the devices that connect you to computer. The input device is connected to the microprocessor through buffer as shown in the fig.
The above pdf is based on input and output devices and contains the following. The keyboard is a primary device for inputting text by pressing a set of keys. Unit 2 input and output devices pdf computer keyboard. Input devices a keyboard it is a text base input device that allows the user to. A mouse is a type of input hardware device that is commonly used in. This is the standard input device attached to all computers. Save print output as pdf file in front end system using. 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. Touchpad allows to use all the features as you do with a computer mouse trackpoint. Input and output devices can also be written as io devices. A printer is an output device that produces a printout or hard copy of the output from a computer. Input output devices list with their functions pcguide4u. This buffer is a tristate buffer and its output is available only when enable signal is active. Tecnic dt technical data efective eptee 16 inputoutput device.
The output may be in the form of text, image, sound, video etc. Csca0101 computing basics 3 output devices output devices any peripheral that receives or displays output from a computer. 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. Keyboard,mouse,joystick,scanners,digital camera, bar code reader, touch sreeen,speech input device microphone. A track ball comes in various shapes like a ball, a button and a square. Optical character recognition ocr is a method of converting a scanned image into text. Input devices it is an electromechanical device that can be used to enter data and instructions to the computer. Monitors are very similar to televisions but usually display information at a much higher resolution. With respect to class 3 input and output devices, a keyboard, which looks like a typewriter, is the. Input and output devices input devices allow us to send information to the computer. However, nearly all examples of humancomputer interaction require both input and output to do anything useful. Input and output devices introduction the unit 4 presents the information of input and output devices. Input devices a keyboard it is a text base input device that allows the user to input alphabets, numbers and other characters.
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. Output devices monitor the device which displays computer output. Input devices input is any data or instructions entered into the memory of a computer. Output devices allow us to receive information from the computer. Di dalam sistem komputer, signal input berupa data yang dimasukkan ke dalam sistem komputer, yaitu berupa. With respect to class 3 computer lessons, an input device is used to feed data to the computer system. Introduction the computing literature often draws a sharp distinction between input and output. These data are then sent to the central processing unit for processing.
When i draw using a mouse, it is an input to the computer. For the love of physics walter lewin may 16, 2011 duration. Computer devices includes, input, output, processing and storage. In simple terms, input devices bring information into the computer and output devices bring information out of a computer system. 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. An output device is a part of the computer that displays or present the output to the user, generated after processing the input data. Understand the importance of design controls in device. Input is usually given by clicking the mouse or typing on the keyboard. The designation of a device as either input or output depends on perspective. Devices input and output unit 4 input output devices. The microphone is used for various applications like adding sound to a multimedia presentation or for mixing music. Aug 27, 2018 microphonemicrophone is an input device to input sound that is then stored in digital form. It is possible to precisely calibrate a color device so that the particular inputs required to produce a color may be specified in cie tristimulus values.
Computer input, processing, output and storage devices. Input device adalah alat yang digunakan untuk menerima input dari luar sistem. Pdf interaction styles and inputoutput devices researchgate. The input output system 2 module 2 21 types of input output devices a micrologix plc uses its input and output interfaces to connect with field input output devices. Configure a pdf printer output device in spad and maintain corresponding file printer in the front end systems. Inputoutput devices and interaction techniques 2004. Input devices are part of the four main hardware components of a computer system.