Input is usually given by clicking the mouse or typing on the keyboard. Input devices keyboard one of the primary input devices used with a computer. An output device works by receiving a signal from the computer and using that signal to perform a task to display the output. Input devices input is any data or instructions entered into the memory of a computer.
The keyboard looks very similar to the keyboards of electric typewriters, with some additional keys. Input and output devices of a computer system are the devices that connect you to computer. Analog signals are continuous and can have any number of statesnot just two, as with discrete digital signals. List of input devices, output devices and both input. An input device converts incoming data and instructions into a pattern of electrical signals in binary code that are comprehensible to a digital computer. Input and output devices bangladesh open university. Input devices are used to give data and instructions to the computer. Now a day computer is one of the most important field for every examinations. An input device is a peripheral which accepts data and sends it to the. 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.
A color monitor can display from 16 to over 1 million different colors. The above pdf is based on input and output devices and contains the following. Keyboards allow a computer user to input letters, numbers, and other symbols into a computer. The devices which are used to input the data and the programs in the computer are known as input devices. 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.
Multiple buttons are pressed to achieve specific results within a game, such as jumping or shooting. So dear reader i have provided top expected gk questions from input and output device. Input devices let you to transfer data and user command into the computer system. Input and output devices of computer computer notes.
Pdf computer input and output devices ingamule siraji. For example, you can use a keyboard to type text which will then be stored in the computer. Magnetic ink card readermicr micr input device is generally used in banks because of a large number of cheques to be processed every day. On a computer keyboard input device, if you type h, it sends inputs a signal to the computer. Touch screen few years old, when it comes to consumer availability. Joysticks are often used to control video games, and usually have one or more pushbuttons whose state can also be read by the computer. Input and output devices introduction the unit 4 presents the information of input and output devices. The input postscript, pdf, xps, pcl or pxl is handled by an appropriate interpreter, the intepreter processes the input and produces from it a sequence of drawing primitives whcih are handed to the device. Output devices are used to display the result or information on the computer.
The size of a monitor is measured in inches diagonally across the screen. It forms images from tiny dots, called pixels that are arranged in a rectangular form. Conscious output is muscularly mediated communications. 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. Many of these are less complex versions of io devices that have been available for. 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. Some of the devices by each category, that i find latest, are.
Keyboard and mouse are the most commonly used input devices. When the computer gives the printout, it is the output. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. The handout is about the types of computer input and output devices. The chapter has given an introduction to the inputoutput devices. Pdf input output storages devices in computers researchgate. Headsets headset consists of speakers and microphone. Input devices pointing devices keyboard optical input devices audio input device video inpu device. An output device reverses the process, translating the digitized signals into a. For example, below is a basic list of steps of how an output device works. The inputoutput system module 2 3 analog devices in contrast to discrete devices, analog devices are input or output devices that provide or receive analog signals. It forms images from tiny dots, called pixels that are. In computing, inputoutput or io or, informally, io or io is the communication between an information processing system, such as a computer, and the outside world, possibly a human or another information processing system.
Computer input, processing, output and storage devices. Top 50 inputoutput reasoning questions for ibps clerk mains 2018 free pdf download. Microphone is an input device to input sound that is then stored in digital form. 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 are required for users to communicate with the computer. However, nearly all examples of humancomputer interaction require both input and output to do anything useful.
Inputoutput devices are required for users to communicate with the computer. An input device is any hardware component that allows a user to enter data and instructions into a computer. Monitor and the printer are the commonly used output devices. Gamepads allow the player to control movement and views with small sticks moved by the players thumbs. A number of inputoutput devices are used with many types of microcomputers. Most modern monitors can display 1024 by 768 pixels, the svga standard. So dear reader i have provided top expected gk questions from input and output device of computer. Microphone gives sound or voice input to the computer. 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 and output devices can also be written as io 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.
We wish to move from a gadgetdriven paradigm to a humandriven one. Input devices an input device is anything that is used to get data into the computer. The input devices include the mouse, keyboard,microphone e. When i draw using a mouse, it is an input to the computer. A temperature transducer is an example of an analog input device. In general, the more pixels often expressed in dots per inch, the sharper the image. 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. What are some examples of the latest input and output. Difference between input devices and output devices. Monitor led, lcd, crt etc printers all types lcd projection panels. 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.
Input and output devices input devices allow us to send information to the computer. It is used to read data from the input device such as keyboard. For pclm there are some additional rules regarding headers, extra content and the order in which the content is written in the pdf file. Sound card plays contents of digitized recordings, speakers attached to sound card. Many of these are less complex versions of io devices that have been available for larger computer systems. Io devices are used to interact with the computer system. Speaker act output device and microphone act as input.
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. Inputoutput devices and interaction department of computer. An input device is any peripheral used to provide data and control signals to a computer. Following are few of the important output devices which are used in a computer. To help you in this aspect we have given the set of top 50 input. Input devices accept data and instructions from the user.
Input devices for playing games include gamepads and joysticks, as shown in figure 2. The following is a list of the most common input devices which are nowadays found in a computer system. Using a computer may seem an easy task because of the. Mcq input and output device of computer with answers pdf. Keyboard,mouse,joystick,scanners,digital camera, bar code reader, touch sreeen,speech input device microphone. Chapter 4 input and output oakton community college. Ingamule siraji 1 a computer is an electronic device that works. Monitors graphic plotter printer monitors monitors, commonly called as visual display unit vdu, are the main output device of a computer. Top 50 input output questions for ibps clerk mains 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. Quickspecs inputoutput devices technical specifications c04168420 da 11862 worldwide version 71 february 18, 2020 page 5 keys 109 us layout, 110 eu layout, 114 jp layout depending upon country feature summary anodized aluminumtrimmed fullsize keyboard with numerical pad and 12 function keys. Generally input devices are manual or direct data entry devices. You can use a mouse to highlight, select and click the instructions for what you want to happen go from the mouse, into the computer. Input devices it is an electromechanical device that can be used to enter data and instructions to the computer.
A number of input output devices are used with many types of microcomputers. It gives a detailed listing of the various types of input devices and the output devise. Output device can produce the final product of machine processing into a form usable by humans. These inputoutput devices are also known as peripherals since they surround the cpu and memory of a computer system.
In simple terms, input devices bring information into the computer and output devices bring information out of a computer system. Facsimile fax it has scanner to scan the document and also. Input output interfacing 8085 microprocessor input port. Input devices input devices are those devices from which we can input data and instructions into the computers. 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. The audio output is the ability of the computer to output sound. Try these tasks and activities to enhance your section 2. The most common input devices hardware designed for capturing data in electronic form audio input types of display devices and how they work types of printers and how they work audio output devices understanding computers. An input device is any tool device for entering information into a computer. Complete the worksheets after reading the powerpoint above. Computer devices includes, input, output, processing and storage. Although these devices produce output which is not a raster, they still work in the same general fashion as all ghostscript devices.