A trackball is a pointing device that is used to move the cursor in different directions on the computer screen. It is very similar to the wheel mouse but the difference is that it emits a laser beam of light to get through mouse pad instead of rolling  ball, remaining other functions are same like wheel mouse. So let’s start and know “What is an input device”. How an works varies considerably depending on the value of its type attribute, hence the different types are covered in their own separate reference pages. The computer transmits data to the drive, where it is saved and can be later accessed. The above types of computer input devices can be classified in various categories. So a user controls the mouse pointer on the screen by moving the ball & performs click functions by pressing buttons just like a mouse. Input/Output Devices. The document scanned by it can be saved as an image on the computer. Joystick: A Joystick is an input device with a stick attached to it and is used to control the direction … With the help of which the pointer is controlled on the computer screen. Input Devices. Now you have come to know about what is the input device. The mouse is used to open, close, drag and drop files, icons, software, etc. on a touch screen computer. Input devices accept data and instructions from the user. That is why graphic designers & Engineers use it most of the time. So this code represents the data, and the device contains the photocell that read the Bar Code to show actual data. the audio input device is another type of input device that helps to capture sound and then send it to the computer. Examples of input devices include keyboards, mice, scanners, digital cameras and joysticks. Keyboard is the most common and very popular input device which helps in inputting data to the computer. If this attribute is not specified, the default type adopted is text.The available types are as follows: 1. button: A push button with no default behavior. The touch screen is called a screen that you control by touching with your finger. 2. https://www.toppr.com/.../basics-of-computers/input-and-output-devices Five types of input devices and their uses & input devices and output devices by means of an audio board or a MIDI board. You can immediately see the photo or video taken by a digital camera. . 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. Therefore it becomes important that you should know about the basic devices used in the computer. Copyright © All rights reserved. A digital camera is called a camera that captures images or videos in digital format. Generally input devices are manual or direct data entry devices. It is available in following types. The use of mouse has increased a lot with the introduction of GUI (Graphic User Interface). They cannot accept or reproduce information (output) from the computer. various digital instruments are included in audio input devices. There is a ball in it which you can move in a different direction and as you move, the cursor will move on your computer screen. A web camera is an input device. The main thing is that it has a ball under it that rotates when a user has been dragging over there. Electronic cameras are still-video or digital cameras; the latter use light-sensitive silicon chips to capture photographic images. The most commonly used input device is a keyboard or mouse. The types are: 1. Types of Input Devices 1. Android phone is a simple example of a touch screen as a touch screen is available in most android phones. Digital camera is a very popular input device that is used to capture photos. The keyboard is used to do all the writing tasks on the computer. It is useful for competitive examination. These pictures can be transferred to the computer as it can be connected to a computer through USB very easily. It is also an input device that is used by bank account holders; it is also known magnetic stripe reader. In simple words, it is an alternative to the mouse. . It scans any of written or image things and then converts into digital form. The keyboard is a major input device of a computer that is most commonly used. If you want, you can also edit the document. Therefore it is also called a pointing device. A QWERTY layout keyboard has 6 types of keys. There are different types of card readers available to read different types of cards. That’s why you need to know about these computer input devices. Webcam - Receiv… Keyboards allow you to input letters, numbers, and other symbols into a computer that can serve as commands or be used to type text. So that we can say in simple term. The mouse is also a major input device. Job Interview Questions on basic Computer Technology and Internet Part-2. For example keyboard, mouse, etc. 3. A computer works in a very simple way. It takes the data with the help of Input devices and with the help of internal devices processes that data according to the instructions given and gives that data to the user with the help of output devices, making it workable. Input Device Definition: A piece of equipment/hardware which help us enter data into a computer is called an input device. Key – Board 2. At the end, we get results that all instruments that are used to given instructions to the computer are called computer input devices. In this way we get results by the PC output devices. In my Last Post I have shared about the following Job Recruitment Questions on Basic Computer Technology and Internet…Job Recruitment Questions on Basic Computer Technology and Internet Part-1. How to Finance a Home Loan With Poor Credit Score? The voice communication is more error-prone than information through keyboard. Usage of ATM card is increasing rapidly day by day in all over the world. The arrangement of keys on the keyboard is known the layout. “A computer input device is a hardware component that is used to enter data and instruction into the computer to perform specific task”. Microphone - Receives sound generated by an input source, and sends that sound to a computer. The devices which are used to input the data and the programs in the computer are known as “Input Devices“. Scientific and Industrial Input Devices. Input and Output Devices – Sample Questions. The keys on a computer keyboard are classified as follow: It is one of the most popular pointing devices which are being used frequently to control cursor around the screen. In this whole process, you must have come to know about the importance of input devices. Save my name, email, and website in this browser for the next time I comment. Examples of input devices include keyboards, mouse, scanners, cameras, joysticks, and microphones. Light pen is a pointing device similar to a pen. Here I am going to share you about list of basic Input Devices, Output devices and Both input – output devices related to computer. So I thought about why to give you information about the input device. Now a day latest scanners provide a facility of OCR stands for Optical Character Recognition. It provides beautiful functions & facilities to control video games around the screen. Automation, according to Wikipedia, is a technology by which a set of procedures is performed without any human intervention. … 7. Digitizer is a computer input device that has a flat surface and usually comes with a stylus. Which are used a lot? Users employ a variety of input devices to interact with the computer, but most user interfaces today are based upon a keyboard and a mouse pointing input device. © Copyright 2020 Apnapedia.com. various digital instruments are included in audio input devices. Input devices are part of the 4 main hardware components of a computer system: Input Devices - these get data into the computer; Processor - this does something with the data to make it useful information Output Devices-these show the results of processing; Storage Devices - holds the data in the system. It is a pointing input device. Could a Personal Loan Balance Transfer Help You Get Through the Pandemic? Automation, according to Wikipedia, is a technology by which a set of procedures is performed without any human intervention. Here are the types of biometric devices: Face scanner; Hand scanner; Finger scanner; Voice scanner; Stylus – is a pen-shaped input device used to write or draw on the screen of a graphic tablet or device. 1. It is also known as the Control column. Input devices can be categorized based on: modality of input whether the input is discrete or continuous the number of degrees of freedom involved This data can be of any kind such as text, images, commands, etc. It contains left, right buttons, and middle scrolling button as well that is used to page up/down means scrolling. You do not need a separate mouse or keyboard to run it. Joystick use in: The joystick is used to handle all these machines. It has two-to -three buttons that are used to select an object or opening a program. Now a day computer is one of the most important field for every examinations. 2. checkbox: A check box allowing single values to be selected/deselected. 3. color: HTML5 A control for specifying a color. Magnetic Disk 6. Type # 1. A web camera is called a camera that you use for image capture or video conferencing by connecting it to your computer or laptop. Simply it sends input to the computer when a user touches on the screen. All Rights Reserved, What are Input Devices of Computer? Punched Card 3. Google Input Tools remembers your corrections and maintains a custom dictionary for new or uncommon words and names. You can connect a web camera to the computer through the wire or you can also use a wireless web camera. In computing, an input device is a piece of equipment used to provide data and control signals to an information processing system such as a computer or information appliance.Examples of input devices include keyboards, mouse, scanners, cameras, joysticks, and microphones.. Cassette Tapes 5. This is the unprocessed form of data because it does not specify something clearly. Input devices are required components in control systems especially when it comes to automation, as PLC applications require that you know the basics of automation itself before you can even start programming your PLC.. A card reader is an input device that is used to read multimedia cards (such as memory cards) and digital camera cards. It is used for drawing maps, pictures & also has no alphabetic keys. This article has been written for you. Output Device can produce the final product of machine processing into a form usable by humans. Input Devices: a) Graphics Tablets. c) Video Capture Hardware. Depending on browser support, the e-mail address can be automatically validated when submitted. Digital cameras are equipped with lenses by which the imager (image taker) helps to focus light. 12/04/2020 By John Burek & Jeffrey L. Wilson. In today’s time, around 60% of people all over the world use desktops and laptops for work. As like characters are typed by the keyboard, voice is entered by microphone same pictures are captured by digital camera and so on. Which is used to do graphic design, text message, etc. You know data consists of raw facts & figures just like a b c or 1234. We move it on the screen just like an ordinary pen but it works with electricity. Pictures taken by the camera are stored in its own memory. Digitizer. Light Pen: It is also a pointing device. These devices are called input and output devices. Some of the I/O devices are explained below: So, let us now tell you about some equipment in detail. Such type of mouse does not require a cable to attach. Explain its Various Kinds With Examples, Top URL Shortener Websites: The Places to Make Money Online, How To Get Online Data Entry Jobs in Pakistan without Invesment. It can easily process different types of data. Input Devices of Specialised Forms. Here I am going to share you about list of basic Input Devices, Output devices and Both input-output devices related … This data can be of any kind such as text, images, commands, etc. Type the way you want Get your message across in … Universal Process/Temperature Controllers are electronic devices used to control various process parameters, including temperature. I am Asghar Ali Khan from Islamabad(Pakistan)' I want to always something new ' I want to get more and more sincere people over social media, Network marketing is my best field, I write SEO articles marketing content & also rank up to Google. Input devices are required components in control systems especially when it comes to automation, as PLC applications require that you know the basics of automation itself before you can even start programming your PLC.. Due to its shape like a pen, it is very easy to use. Input Devices. Floppy Disk 7. Nowadays, most of the cameras that are being made are digital cameras like your mobile camera. With the help of a Light pen, you can draw very easily. Microphone is an input device, which takes voice as input. Electronic cameras are still-video or digital cameras; the latter use light-sensitive silicon chips to capture photographic images. A computer keyboard is one of the primary input devices used with a computer that looks similar to those found on electric typewriters, but with some additional keys. Which are used to perform different tasks? An input device can send data to another device, but it cannot receive data from another device. Key specifications include the intended application, control method, input and output types, features, connections type and mounting style, number of inputs, communication interface, as well as the power specifications for the input and output process. Keyboard. Whether the input signal is audio, visual etc. To work with these data, we require different types of devices. OMR sheet means the OMR scanner scans the option darkened with a pencil in the answer sheet, that is, it reads the key and then converts that mark into an electrical signal and then stores it in memory. • If the input signal is discrete or continuous • The flexibility of the input device. So no need it to record them on extra film. In personal computers, a webcam is attached via USB but so many laptops & Mobiles have a built-in webcam. If you have ever seen the cheque provided by banks, then you must have seen a number printing from the lowest computer, which is written by magnetic ink as you can see in the image below. It is a Computer Video Camera that is used for video chatting, Video Calls, sending E-mails to friends with full motion attachments etc. The most popular layout is QWERTY but Dvorak layout is also used. Now I am going to tell you about some major input devices. So a user can use the scanned document for printing, uploading or to send via mail. Now we'll look at the functionality of newer form controls in detail, including some new input types, which were added in HTML5 to allow collection of specific types of data. There are many types of scanners. There are two types of microphones available: Desktop Microphone and Hand held Microphone. This includes: • The nature of the input signal to the computer. So dear reader I have provided top expected gk questions from input and output device of computer. Many cameras provide facility to edit pictures with the help of built-in functions. It is also a pointing device. Biometric devices – is an input device used to input biometric data into a computer. Following are few of the important input devices which are used in a computer: The keyboard is an input device that is used most widely to enter data. Video input devices may use frame-grabber or full-motion video cards. The keyboard has many types of keys to do the job properly. Keyboard and Mouse - Accepts input from a user and sends that data (input) to the computer. Digitizer is an input device which converts analog data into digital form. You can also use your finger or stylus pen to control it. Basic component of an accounting information system: These devices provide a way to record the activity from the source documents into the accounting system. Journal entries are a form of input. Video input devices may use frame-grabber or full-motion video cards. The touch screen is very reliable in these days; this input device is used in mobile phones and tablets. We move it on the screen just like an ordinary pen but it works … It reads all information when someone swaps ATM or VISA card on it. In computing, an input device is a piece of equipment used to provide data and control signals to an information processing system such as a computer or information appliance. Do you know what is an input device and how many types of Input Devices for Computer are there? Therefore this one is very popular device among children. It converts hard copy into soft copy. Input devices can be categorized based on: modality of input (e.g. Digitizer. . Examples of I/O devices are CD drives, DVD drives, USB drives, … It is another computer input device having “Base” & “Stick” is known joystick. This data is given to the computer by using particular devices named computer input devices. b) Cameras. . So a user can edit it in Word Processor like MS Word. People who work on computers know a lot about them. Printer: A printer is a device that prints output to a page. Here's a guide to the most common mechanical key types, as well as the top performers in our testing. Whenever you would buy something in a shopping mall and go to collect money at the counter, you would have seen that the person sitting on the cash counter read the barcode on your goods from the machine and then the details of that product in his computer automatically. It is used to store the text written in paper and store it in the computer’s memory. the audio input device is another type of input device that helps to capture sound and then send it to the computer. Light Pen. A Joystick is an input device with a stick attached to it and is used to control the direction of the device. Data and instructions are given to the computer to perform a specific task that is called Input. More specialized applications often call for … Magnetic Tape 4. If you have any question related to this post put in under the comment section. They mainly cover devices like mouse, keyboard, printer, speaker, joystick, etc which can be used with a computer. Input Output Device Based MCQ. It is mostly used in video games. or Input device can read data and convert them to a form that a computer can use. Input Devices The work of a computer can be characterized by an input-process-output model in which a program receives input from an input device, performs some processing on the input, and produces output to an output device. Examples of input devices include the following. The is used for input fields that should contain an e-mail address. Discuss Its Different Types with the help of Examples, What Are Computer Output Devices? But the advantage of the trackball is that take very less space to move so we can use it while traveling in Bus, Plans. Latest Input Device Stories. Biometric devices – is an input device used to input biometric data into a computer. In this way screen pointer is controlled. This type of input device can is normally found on cell phones, PDAs, tablet PCS, and video games etc. Input devices are some electronic devices that are used by the user to input data into a computer. The trackball is very similar to the mouse but it has two click buttons & a ball that can circulate freely. Different kinds of products have lines of different thickness in a particular place. This is different from scanner because the scanner scans your document and stores it in the form of an image in the computer while OCR reads the text written on your document and enters it in the computer which you can later edit in the word processor. This type of input device can is normally found on cell phones, PDAs, tablet PCS, and video games etc. A computer cannot do any work on its own. Which are used to perform different tasks? mechanical motion, audio, visual, etc.) 2020 | Techgib. Shopkeepers use it to know the price & information of an item. In computing, an input device is a peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system such as a computer or other information appliance. A scanner is used to scan documents and input them into the computer in digital form. The stick is connected to the base, so the stick can move freely up to the 180 Degree that is used to move an object on the screen by moving it. It provides man to machine communication. In a computerized accounting system, input is from the keyboard, mouse, scanner, or … Some smartphones recognize the email type, and add ".com" to the keyboard to match email input. HTML Input Types. These devices can help us enter data into the computer. Floppy Disk: The floppy disk is a single plastic disk of diameter 8″. MCQs on input and output devices (GK Objective Question Answer) exam question answer for competitive exam of govt jobs. . Input devices are some electronic devices that are used by the user to input data into a computer. It has very similar to the conventional typewriter with about 101 keys. Five types of input devices and their uses & input devices and output devices by means of an audio board or a MIDI board. Universal process/temperature controllers are used mainly in manufacturing applications for ensuring various pro… BCR stands for Bar Code Reader, it is an input device. Job Interview Questions on basic Computer Technology and Internet Part-2. Here are the types of biometric devices: Face scanner; Hand scanner; Finger scanner; Voice scanner; Stylus – is a pen-shaped input device used to write or draw on the screen of a graphic tablet or device. It’s a Basic Computer Knowledge that everyone must have. Pradhan Mantri Mudra Loan Yojana: Know all about it, Everything You Need To Know About Gold Loans, Top Banks currently offering personal loans: SBI Vs HDFC Vs ICICI Vs Axis Bank, Jio Happy New Year Offer – ‘100% Cashback’ on Rs. Without which no work can be done. Suggested Videos In the previous article we looked at the element, covering the original values of the type attribute available since the early days of HTML. 399 Recharge, Best Fully Automatic Washing Machines in India, Things To Know About Language Interpretation During Your Conference. To work on a computer, some external devices have to be used, so you must know the types of computer input devices. gets added. In fact, OCR is software that converts the document image into text format. It consists with internal battery like dry cell, so that it performs all other mouse functions using wireless technology. As discussed earlier, input and output devices are an important topic for candidates preparing for Government Exams.So, given below are a few sample questions in the form of Multiple Choice Questions which will help you apprehend the format in which they may be asked. It has its surfaces coated with 77 … Now computer screens are also being changed by inserting touch system because it is very easy to use than key pressing. Printers come in color or simply black and … Input/Output devices don’t only produce output, but can also be used as storage and input devices. Digitizer converts … . The most commonly used input device is a keyboard or mouse. Here are the different input types you can use in HTML: . It is used to select a displayed menu item … Games etc. layout is also known magnetic stripe reader want Get your message across in … input devices keyboards... That converts the document image into text format MIDI board Personal computers, a webcam is attached via USB so. 6 types of input devices - Receives sound generated by an input.! You want, you can also edit the document scanned by it be! Perform a specific task that is used to given instructions to the conventional typewriter with about keys... Send data to the computer screen saved as an image on the computer it. Help us enter data into the computer are known as “ input.! About why to give you information about the importance of input devices use! ( GK Objective question Answer for competitive exam of govt jobs browser support, the e-mail address be. Information ( output ) from the keyboard to run it job properly competitive exam of govt jobs tell. Or to send via mail the job properly different kinds of products have lines of different thickness in a place... Can be saved as an image on the keyboard to run it around screen... Open, close, drag and drop files, icons, software etc! Particular place has been dragging over there different input types you can also use your finger or stylus pen control., you can connect a web camera touch screen is called input another computer input devices & use. With about 101 keys video conferencing by connecting it to know the types of input device is! Want, you can use an alternative to the mouse is used by the camera are stored in its memory... The comment section Personal Loan Balance Transfer help you Get through the Pandemic printing! To it and is used to select a displayed menu item … job Interview on! About them controlled on the screen a guide to the computer used drawing. Than key pressing top performers in our testing and usually comes with a stylus swaps ATM VISA... Run it of examples, What are computer output devices ( GK Objective question Answer ) exam question Answer competitive... Devices are some electronic devices that are being made are digital cameras still-video! Ms Word connected to a computer VISA card on it in color or simply black …! And microphones and is used to control the direction of the input device is another type of input devices keyboards! Of mouse has increased a lot with the help of built-in functions basic devices to. Of written or image Things and then converts into digital form do any work on a computer that most. And the device contains the photocell that read the Bar Code to show actual data validated when submitted that. A pointing device that is used in the computer read multimedia cards ( as! Accepts input from a user has been dragging over there light pen is a or! Usable by humans or direct data entry devices devices “ days ; this input device output... Is very easy to use than key pressing the trackball is a technology by which the pointer is on! Thing is that it performs all other mouse functions using wireless technology and tablets visual.... Parameters, including temperature converts into digital form cursor in different directions the! Writing tasks on the computer in digital format a set of procedures is performed without any human intervention joystick. Also be used with a stick attached to it and is used for drawing,. Joystick is used to open, close, drag and drop files, icons, software,.. The types of keys to do the job properly it contains left, right buttons, and add.com! Sound generated by an input device is another type of input devices can be automatically validated submitted... Gk Objective question Answer for competitive exam of govt jobs edit pictures with the help of,... Particular place like mouse, scanner, or types of input devices Input/Output devices that data ( input ) the... Performers in our testing so dear reader I have provided top expected GK Questions input. Day Latest scanners provide a facility of OCR stands for Optical Character Recognition & stick. Transmits data to another device using wireless technology keyboards, mice, scanners digital... Has a flat surface and usually comes with types of input devices stylus '' > want you... Comes with a stylus you should know about What is an input source and. External devices have to be selected/deselected to this post put in under comment... Document scanned by it can be used with a computer layout is QWERTY but Dvorak layout is but. Like a pen, you can draw very easily direction of the device contains photocell... A major input device that is used to input the data and convert them to a computer through very. Process, you must have come to know about the importance of input devices move the in. Camera and so on mobile phones and tablets with internal battery like dry cell, that. Separate mouse or keyboard to run it that read the Bar Code to show actual.. In today ’ s time, around 60 % of people all over the world desktops! Microphone is an input device joystick use in: the joystick is an input source, and games... It to the computer when a user can edit it in Word Processor MS! Drive, where it is also used them into the computer when a touches. The nature of the input signal is discrete or continuous • the nature of input. Games etc. products have lines of different thickness in a computerized system. The touch screen is very easy to use layout keyboard has 6 types of cards this! Discrete or continuous • the nature of the cameras that are used the. Lines of different thickness in a computerized accounting system, input is from the user to data. And names that ’ s why you need to know the types of microphones available: Desktop microphone Hand. Our testing printing, uploading or to send via mail thought about why give. And sends that data ( input ) to the computer are known as “ input devices ) and camera. Or image Things and then send it to the computer as it can be of any such! & also has no alphabetic keys as storage and input them into the computer VISA card it... All the writing tasks on the computer devices and output devices ( GK Objective question )... Increased a lot about them, we Get results by the keyboard, voice is by. Entry devices a device that is types of input devices to input biometric data into a computer are the different input you! To a form that a computer, some external devices have to be used as storage and input them the! Controllers are electronic devices that are used to control the direction of the input to! Them to a computer that is used to input the data and instructions from the computer specify something clearly can! Output ) from the computer to handle all these machines the photo or video by., most of the device contains the photocell that read the Bar Code to show actual data a. Which the imager ( image taker ) helps to focus light analog data into a can. It on the computer browser for the next time I comment chips to capture and. Keyboard and mouse - Accepts input from a user touches on the screen your computer or laptop mobile and..., software, etc. mechanical key types, as well that is by! Among children select a displayed menu item … job Interview Questions on basic computer technology and Internet Part-2 drop,... Facility to edit pictures with the introduction of GUI ( graphic user Interface ) represents the data, we different. Are known as “ input devices help you Get through the Pandemic this. Of written or image Things and then converts into digital form is most commonly used input device can normally! Personal Loan Balance Transfer help you Get through the wire or you can also use a wireless web camera called. One is very popular input device Interview Questions on basic computer technology Internet! All instruments that are used to handle all these machines, let us now tell you about some major device. Nature of the most popular layout is QWERTY but Dvorak layout is also known magnetic reader! Send data to another device, but it can be saved as an image on the screen which a of. … job Interview Questions on basic computer Knowledge that everyone must have at the end, we results! Them on extra film at the end, we require different types of input of... Processing into a computer input devices actual data types of microphones available: microphone! Any of written or image Things and then send it to record them on extra film on the screen like! Dictionary for new or uncommon words and names stylus pen to control video games.. The voice communication is more error-prone than information through keyboard a light pen is major... Lot with the help of built-in functions you have come to know about the importance of device. Nature of the cameras that are used to input the data, we require different types of readers... Devices – is an input device, which takes voice as input the trackball is pointing... Can produce the final product of machine processing into a computer that is for. Image into text format holders ; it is used to page up/down means scrolling, most of cameras... Touch system because it is used to select an object or opening program.