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. A specailized output device for producing charts, maps, and very highquality drawings is a. Input devices these get data into the computer processor this does something with the data to make it useful information output devicesthese show the results of processing. In general, the more pixels often expressed in dots per inch, the sharper the image. A printer is an output device that produces a printout or hard copy of the output from a computer. Common examples of touch screen include information kiosks, and bank atms. Some of the devices by each category, that i find latest, are. A mouse is a type of input hardware device that is commonly used in desktop computers. Output devices an output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system such as a computer which converts the electronically generated information into. Generally input devices are manual or direct data entry devices. So dear reader i have provided top expected gk questions from input and output device of the computer. Monitor, printer, plotter, speaker, and multimedia projector.
Input devices accept data and instructions from the user. Monitor led, lcd, crt etc printers all types lcd projection panels. Pdf assinment find, read and cite all the research you need on. A central processing unit cpu, also referred to as a central processor unit, is the hardware within a computer that carries out the instructions of a computer program by performing the basic arithmetical, logical, and inputoutput operations of the system. Examples include monitors, projectors, speakers, headphones and printers. Play the magician hat game and identify the input and output in it. Pdf input output storages devices in computers researchgate. They take electronic data and gives the output as the hard copy. Pdf interaction styles and inputoutput devices researchgate. The devices that are used to display the information of the results are known as output devices. As you consider 10 examples of output devices, a plotter stands out due to the fact that it was the first printer made that could print graphics. Indianstudyhub offers many fully input and output devices question and answers basic computer knowledge pdf free download questions and answers with explanations. What is the difference between an input and output device. Computer is fed with a lot of data to be processed and organised.
This is to help you have a basic idea about input and output devices. Crystaldevice printers printer is an output device, which is used to print information on paper. Sound card plays contents of digitized recordings, speakers attached to sound card. 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. The devices are usually used for display, projection, or for physical reproduction. There are many examples of output devices, each with their own benefits and drawbacks. Monitor monitor is perhaps the most important output device because people interact. Digitizer digitizer is an input device which converts analog information into digital form. Most modern monitors can display 1024 by 768 pixels, the svga standard.
So in order to stop me from playing games during my study time my mother would take the mouse away and thought i wont be able to use the computer. Once data has been input into a computer system and processed, it is now useful information. Here i am going to share you about list of basic input devices, output devices. Output is the result we get through output devices. Output device devices the output device receives information from the computer and provides them to the users. In this section you will learn about the different types of output devices that are commonly in use. Nonemissive displays the nonemissive displays use optical effects to convert sunlight or light from some other source into graphics patterns. Examples of input and output devices computersciencementor. For example, the image shows an inkjet printer, an output device that can make a hard copy of anything shown on the monitor. The monitor is associated with a keyboard for manual input of characters and displays the information as it is keyed in. Here youll find the complete examples of input and output devices. 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. Output devices are pieces of computer hardware used to communicate the results of data processing performed by a computer. It also displays the program or application 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. The purpose of the output devices is to translate data and information from electrical impulses to a humanreadable format. An output device is any device used to send data from a computer to another device or user. Input devices as well as output devices are a neccessity in order to. 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. Now a day computer is one of the most important fields for every examination. Images like browsers, computer desktops, and pdfs are considered 2d images, whereas. The audio output is the ability of the computer to output sound. The computer sends information to the output devices in the binary coded form.
Dear aspirant, as you know computer is very important section to get a good score for bank exam. Input output devices questions and answers computer. A central processing unit cpu, also referred to as a central processor unit, is the hardware within a computer that carries out the instructions of a computer program by performing the basic arithmetical, logical, and input output operations of the system. Pdf computer input and output devices ingamule siraji. Monitor is the most commonly used output device used to display results of processing. Facsimile fax it has scanner to scan the document and also. The size of a monitor is measured in inches diagonally across the screen. Computer output devices receive information from the computer, and carry data that has been processed by the computer to the user. Monitors and printers are two of the most commonlyknown output. Printers are the basic and common output devices used in the offices. It forms images from tiny dots, called pixels that are arranged in a rectangular form. Device that transmits and receives documents over telephone lines p. A set of instructions, also called a program or application, that tells a computer how to perform tasks.
Mcq input and output device of computer with answers pdf. Examples of such devices are unobtrusive threedimensional trackers. Output devices a monitor monitor is an output device that resembles the television screen and uses a cathode ray tube crt to display information. 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. Following are few of the important output devices which are used in a computer. Ingamule siraji 1 a computer is an electronic device that works. Common examples found in offices are variations of the desktop or flatbed scanner where the document is placed on a glass window for scanning. Touch screen few years old, when it comes to consumer availability. For example, just as your brain thinks and allows you to do different activities, cpu is the brain on computer and connects the input and output devices.
Monitors and printers are two of the most commonly used output devices used with a computer. Pictures on monitor are formed with picture elements called pixel. Input is usually given by clicking the mouse or typing on the keyboard. The output devices convert them into a form such as printed form or display on a screen, which can be used by the users. The data that has been processed into a useful form is called output.
Any hardware component that can convey information to a user printer monitor p. Monitor printer plotter speaker input and output devices are also called io devices. They are directly connected to an electronic module called io module or device controller. It can also print all kinds of designs made by architects or that of engineers and graphics too. Ghostscript is often used for screen display of postscript and pdf documents. Digitizer can convert a signal from the television or camera into a series of numbers that could be stored in a. You should understand, the output or the result of processing can be in multiple formats like display, sound, projection, etc.
Device that takes image from a computer screen and projects it onto a larger screen p. The above pdf is based on input and output devices and contains the following. However, nearly all examples of humancomputer interaction require both input and output to do anything useful. The output may be in the form of text, image, sound, video etc. What are some examples of the latest input and output. Anyway, there are some cases of mixed or hybrid devices, which at the same time send and receive signals to different parts of the computer. A computer monitor is a visual screen display unit and it is the most common example of an output device. Output devices are those devices which display the required result in simple words to the users. Nov, 2018 an output device can receive data from another device and generate output with that data, but it cannot send data to another device. Now weve really got to figure out whats important for your output. 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.
You can see the explanation for the questions of sensation and a good user. Examples of storage devices are hard drive, network server, floppy disk, cd, dvd, and usb flash drive. An output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction. You can use these printers for printing images and texts on the paper. We need to head to the computer store one more time.
Output devices provide data in myriad different forms, some of which include audio, visual, and hard copy media. Computer devices computer input and output devices 992019 designed by. Devices input and output unit 4 input output devices. 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 gives a detailed listing of the various types of input devices and the output devise. Ther are various types of input and output devices. A color monitor can display from 16 to over 1 million different colors. While the devices whose main function is to give instructions and data to the computer are called input devices. List of input devices, output devices and both input. See more ideas about output device, devices, apple ipad accessories.
The output device is a component of a computing system that takes data or instructions after processing. The objective of output devices is to turn computer information into a human friendlyreadable form. Although these devices produce output which is not a raster, they still work in the same general fashion as all ghostscript devices. Identify your body parts that can be compared to computer parts. The input devices translate the information into the form.
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. Monitor printer speaker headphone monitor a monitor is an output device similar. Job interview questions on basic computer technology and internet part2. A plotter is a printer that prints graphics by drawing images with ink pens. Today we are going to discuss these devices in detail. Explain different types of output devices perfect computer.
Output devices an output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system such as a computer which converts the electronically generated information into humanreadable form. When i draw using a mouse, it is an input to the computer. It gives input to the computer through clicks, dragging and. Headsets headset consists of speakers and microphone. 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. Monitor receives data from a computer output and displays that information as text and images for users to view. Most computer data output that is meant for humans is in the form of audio or video. Amazing 20 examples output devices and their functions. A framework for research in inputoutput devices and interaction styles. Output devices monitor features display resolution the resolution of a monitor indicates how densely packed the pixels are.
Analog signals are continuous and can have any number of statesnot just two, as with discrete digital signals. Output devices notes on data entry for nios online course. All monitors work with your computer video card to show a realtime picture of what your computers operating system, programs, and doing. It creates a visual display by the use of which users can view processed data. Output deviceoutput devices return processed data that is information, back to the user. Input and output devices are the basic components of a computer system. Nov 16, 2019 an output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction. Speaker act output device and microphone act as input. Weve picked out your system unit and input devices. The computing literature often draws a sharp distinction between input and output. They are important for the reproduction and presentation of information to users.
Output devices are part of the 4 main hardware components of a computer system. The chapter has given an introduction to the inputoutput devices. Inputoutput devices are required for users to communicate with the computer. A temperature transducer is an example of an analog input device. Examples of output devices monitor this is the most common computer output device. List of input devices, output devices and both input output. Thus, most output devices used by humans are in these categories. The output device provides the output of data or information. Monitors may be monochrome that will display results. Mcqs on input and output devices gk objective question answer exam question answer for the competitive exam of govt jobs.