For additional information and examples, see our output device page. Job Interview Questions on basic Computer Technology and Internet Part-2. Light Pen. The ball has 2 wheels of the sides, which in turn mousse with the movement of the ball. 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. 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 unit. Input/Output Devices. Examples of output devices include the following. Now a day computer is one of the most important field for every examinations. Network adapter 7. COMPUTER DEVICES COMPUTER INPUT AND OUTPUT DEVICES 9/9/2019 Designed by:INGAMULE SIRAJI 1 A computer is an electronic device that works under instructions given by the user to accept, process and output information as required. Some of the I/O devices are explained below: (1) Keyboard : Keyboard is used in the input phase of a computer-based information system. Because I/O device data is bi-directional, such devices are usually categorized under storage or communications. Touch screen 9. About Us |  Contact Us |  FAQ Dinesh Thakur is a Technology Columinist and founder of Computer Notes.Copyright © 2021. There are four different categories of output device… 1. An I/O device is a device with both functionalities. The terms “input” and “output” are used both as verbs to describe the process of entering or displaying the data, and as nouns referring to the data itself entered into or displayed by the computer. Modem 6. Input And Output Devices. or  Input device can read data and convert them to a form that a computer can use. With the input and output devices of the computer, the system wouldn’t full fill the needs of the user. The main difference between input and output devices is that the input devices are used to send data into the computer while the output devices are used to take data out of the computer.. A computer is a device that can perform multiple tasks simultaneously. Sometimes a device can be used for both input and output. The computer transmits data to the drive, where it is saved and can be later accessed. Input devices only leave input of data to a computer and output devices only receive the output of data from another device. The signal pattern is then transmitted to a computer when it’s compared to a dictionary of patterns that have been previously placed in a storage unit of computer. Output Device can produce the final product of machine processing into a form usable by humans. The terms “input” and “output” are used both as verbs to describe the process of entering or displaying the data, and as nouns referring to the data itself entered into or displayed by the computer. You can use these printers for printing Images and Texts on the paper.The most common printers used are Inkjet and Laser printers.Color prints and black white prints are available in the printer. It uses single color or multi color pens to draw pictures as blue print etc. The mouse comes in mechanical and optical forms.The interfaces are serial , PS/2 , USB and cordless. USB thumb drives Microphone is an input device to input sound that is then stored in a digital form. Printer. (7) Bar Code Reader : This device reads bar codes and coverts them into electric pulses to be processed by a computer. This is to help you have a basic idea about input and output devices. 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. Input and Output Devices – Sample Questions. Input vs. Output Device. TOPIC INPUT AND OUTPUT DEVICES 1 2. Input hardware serves to send data into the computer’s CPU, while output devices … All Rights Reserved. A bar code is nothing but data coded in form of light and dark bars. Here we will learn about input/output ports and devicea. 5. A port is used to connect the system and a device together,using a connecting cable. (4) Track Ball : Track ball is similar to the upside- down design of the mouse. Input and Output Devices – Sample Questions. From the View menu, choose Devices by connection. Printer. It’s connected to a computer via a cable. Monitor. The text which is to be scanned is illuminated by a low frequency light source. Then, that data is printed onto a piece of paper, which is also considered output. Solved examples with detailed answer description. Microphone gives sound or voice input to the computer. The devices which are used to input the data and the programs in the computer are known as “Input Devices“. KEYBOARD • Keyboard is the most common input device used for entering text data directly into a computer. Floppy diskette drive 4. The main difference between them is that input devices are used to send data into the computer while output devices are used to take data out of the computer. Input and Output Devices. Keyboard is most common input device is used today. Examples of I/O devices are CD drives, DVD drives, USB drives, … (3) Scanner : Scanners are used to enter information directly in to the computers memory. Types: Gstick mouse, Optical mouse, Mechanical mouse or ball mouse, wireless mouse. The devices which are used to input the data and the programs in the. An input device is something you connect to a computer that sends information into the computer. For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices. Below we discuss the variety of peripheral devices used for computer input and output. Keyboard: A Keyboard is another type of input device which gives alphanumeric characters and other special symbols as an input. INPUT DEVICES KEYBOARD MOUSE DIGITAL CAMERA MICROPHONE TOUCH SCREEN OPTICAL MARK READER(OMR) SCANNER SMART CARDS 2 3. How else can I use this resource? Mode: Visual. An input/output device is capable of receiving data from users or another devices and also sending data to another devices or computers. The data and instructions are input by typing on the keyboard. Input /Output Devices questions and answers of Computer Awareness for private & government jobs, competitive examination and entrance test, interview, online preparation. The user moves the ball directly, while the device itself remains stationary. The main difference between them is that input devices are used to send data into the computer while output devices are used to take data out of the computer. It looks like an ordinary camera, but no film is used therein, instead a CCD (changed coupled Divide) Electronic chip in used. 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. USB flash drive - Receives, or saves, data from a computer (input). The user spins the ball in various directions to effect the screen movements. Devices for communication between computers, such as modems and network cards, typically perform both input and output operations. ; A serial port sends and receives one bit of data at a time. This is also a great resource for helping to understand Venn diagrams. Printers are the basic and common output devices used in the offices. 1. Type of Data = Specify the type of data, the device inputs or output. C Program input/output of an array with the help of a for loop. 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. Keyboard: King of the input devices – the keyboard is no stranger to most people. An input device can send data to another device, but it cannot receive data from another device. Monitor and the printer are the commonly used output devices. Digital camera 3. ; The ports have different shapes and sizes that prevent you from connecting a device to the wrong port. Function: A monitor consists of a screen, circuitry, a power supply, buttons to … An input/output device can receive data from users, or another device (input), and send data to another device (output). (8) Voice Input Systems : This devices converts spoken words to M/C language form. 6. It is used to select a displayed menu item … Devices for communication between computers, such as modems and network cards, typically perform both input and output operations. It is also an input device used for pointing and selecting. Some examples of input/output devices are as: 1. Mouse: A Mouse is a type of input hardware device that is commonly used in Desktop computers. Output and input devices are two types of hardware devices. Most devices are only input devices or output devices, as they can only accept data input from a user or output data generated by a computer. USB drives receive or save data from a computer as an input and it can also send data to a com… The concept of input and output devices is much simpler than it sounds. Both output and input devices are examples of auxiliary or peripheral devices. Some of the I/O devices are explained below: An output device is any piece of computer hardware equipment which converts information into human-readable form. Here I am going to share you about list of basic Input Devices, Output devices and Both input-output devices … The devices that are used to display the information of the results are known as output devices. Those signals are then interpreted by the computer and displayed, or output, on the monitor as text or images. The mouse is rolled over the mouse pad, which in turn controls the movement of the cursor in the screen. Input Output Device Based MCQ. The sensor notifies the speed of its movements to the computer, which in turn moves the cursor/pointer on the screen. It enhances the graphical user interface capabilities of operating systems by acting as a dedicated pointing device. Input / Output = Specify whether the device is an input device or output device. 2. 4. It can be text, graphics, tactile, audio, and video.. When light falls, on the chip though the lens, it converts light waves into electrical waves. The designation of a device as either input or output depends on perspective. When a close match is found, the word is recognized. Uses: It Gives input to the computer through clicks, dragging and dropping. We can click, double click or drag the mouse. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. An input device sends information to a computer system for processing, and an output device reproduces or displays the results of that processing. The reflected light is received by the photocells. An input/output device can receive data from users, or another device (input), and send data to another device (output). That means a devices which can be used as both input device and output device are called Input / Output (I/O) devices. For example: Image, Text, or Sound. Uses: It Gives input to the computer through clicks, dragging and dropping. Listening to the recorded podcast through a connected speaker is an example of using an output device. Input/Output devices don’t only produce output, but can also be used as storage and input devices. Type Device Manager in the search box; 2. What is BIOS (basic input/output system)? They are directly connected to an electronic module inside the systems unit called a device controller . In the lower half of the image, the computer sends, or outputs, data to a printer. Magnetic Ink Card Reader (MICR) MICR input device is generally used in banks as there are large number of cheques to be processed every day. What is the difference between ROM and RAM. or Input device can read data and convert them to a form that a computer can use. Hard drives 5. T hese devices are a vital part of the computer to process throughout the functions of the computer. For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices. The message typed on the keyboard reaches the memory unit of a computer. The light is absorbed by the dark areas but reflected from the bright areas. A micro phone is used to convert human speech into electric signals. Also, the drive sends data contained on a CD or DVD (output) to a computer. The scanner converts any type of printed or written information including photographs into digital pulses, which can be manipulated by the computer. Here we will learn about input/output ports and devicea. For additional information and examples, see our input device page. Some of the output devices are Visual Display Units (VDU) i.e. 3. SD Card 8. ; A serial port sends and receives one bit of data at a time. Output Devices: Keyboard: A Keyboard is another type of input device which gives alphanumeric characters and other special symbols as an input. The concept of input and output devices is much simpler than it sounds. Look for a Realtek device or a device that has a yellow triangle with an exclamation point. How to Change Default Sound Input Device in Windows 10 The default sound input device is the device that Windows uses to record or hear sound. Apart from alphabet and numeral keys, it has other function keys for performing different functions. In fact, its history … Most devices are only input devices or output devices, as they will only accept data input from a user or output data generated by a computer. Input devices only leave input of data to a computer and output devices only receive the output of data from another device. What is the difference between data and information? There are many input and output devices of the computer. There are software and hardware in a computer. Today we are going to discuss these devices in detail. For additional information and examples, see our input/output page. (5) Light Pen : This is an input device which is used to draw lines or figures on a computer screen. Input hardware serves to send data into the computer’s CPU, while output devices … It’s touched to the CRT screen where it can detect raster on the screen as it passes. The designation of a device as either input or output depends on perspective. 2. A port is used to connect the system and a device together,using a connecting cable. However, some devices can accept input and display output, and they are referred to as I/O devices (input/output devices). So dear reader I have provided top expected gk questions from input and output device of computer. (6) Optical Character Rader : It’s a device which detects alpha numeric characters printed or written on a paper. They are directly connected to an electronic module inside the systems unit called a device controller . Find and expand Sound, video, and game controllers. Mouse: A Mouse is a type of input hardware device that is commonly used in Desktop computers. CD-RW drive and DVD-RW drive - Receives data from a computer (input), to copy onto a writable CD or DVD. (2) Mouse : It’s a pointing device. Keyboard and mouse are the most commonly used input devices. What is an input and output device? Below we discuss the variety of peripheral devices used for computer input and output. ; The parallel port transmits eight bits of data at a time When you connect more than one microphone or other recording devices to your PC, you can select which device you want to … (9) Plotter : Plotter is an O/P device that is used to produce graphical O/P on papers. They take electronic data and gives the output as the hard copy. a Monitor, Printer, Graphic Output devices, Plotters, Speakers etc. These devices—most commonly associated with computers—are the basic peripheral hardware you use on a daily basis. An output device can receive data from another device and generate output with that data, but it cannot send data to another device. Output devices are used to display the result or information on the computer. Examples of input devices include the following. Input devices provide input to a computer, while output devices provide a way for a computer to output data for communication with users or other computers. The devices which are used to input the data and the programs in the computer are known as “Input Devices“. Summary of Input vs. Output Device. ; The parallel port transmits eight bits of data at a time 1. (10) Digital Camera : It converts graphics directly into digital form. https://www.toppr.com/.../basics-of-computers/input-and-output-devices Input and Output Devices Before a computer can process your data, you need some method to input the data into the machine. CD-R/RW, DVD, and Blu-ray drive 2. While the devices whose main function is to give instructions and data to the computer are called input devices. ; The ports have different shapes and sizes that prevent you from connecting a device to the wrong port. It provides man to machine communication. These devices—most commonly associated with computers—are the basic peripheral hardware you use on a daily basis. 2. MCQs on input and output devices (GK Objective Question Answer) exam question answer for competitive exam of govt jobs. Most of the mouse’s have a ball beneath them, which rotates when the mouse in moved. Click on the device to select it. For example, as shown in the top half of the image, a keyboard sends electrical signals, which are received as input. Most devices are only input devices or output devices, as they will only accept data input from a user or output data generated by a computer. Types: Gstick mouse, Optical mouse, Mechanical mouse or ball mouse, wireless mouse. An output device is something you connect to a computer that has information sent to it. Examples of input/output devices include the following. Analyzing the Functionality of a Device. This device works like a Xerox machine. The microphone is used for various applications such as adding sound to a multimedia presentation or for mixing music. Light pen is a pointing device similar to a pen. Input/output devices are usually called I/O devices. Input/output devices are usually called I/O devices. Output and input devices are two types of hardware devices. Examples of input/output devices include the following. What's the difference between Bluetooth and Wi-Fi? Printers are the output devices used for converting the visual outcomes from the monitors … It provides man to machine communication. Output Device can produce the final product of machine processing into a form usable by humans. Most common devices are mouse, keyboard, webcam, and scanner. USB drive:Also known as pen drive or flash stick works as both input device to computer and as an output device. An input device is any electronic device that sends data to a computer, while an output device is used to send data from a computer to another device. Input devices are used to give data and instructions to the computer. , but can also be used as both input and output devices a bar Code READER This..., but it can not receive data from another device the monitor as or... Digital CAMERA microphone input output devices screen Optical MARK READER ( OMR ) scanner: Scanners are used input. 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Understand Venn diagrams drive - Receives, or sound functions of the computer select a displayed menu item the! Sending data to a computer and output devices of the most common input device is. Pen drive or flash stick works as both input and output devices of most! By connection Contact Us | Contact Us | Contact Us | FAQ Dinesh Thakur a! Or information on the monitor as text or images an I/O device is... A dedicated pointing device can accept input and output sends data contained on a computer can.. The image, the computer the computers memory a paper computer are called input / output ( I/O devices... Converts any type of input device can produce the final product of machine processing a. Be used for pointing and selecting categorized under storage or communications help of a device with both.. Both output and input devices are as: 1 is commonly used in Desktop.. 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Bar codes and coverts them into electric signals language form monitors and printers are output devices used for and. Sends and Receives one bit of data from a computer can use a mouse is a device as input... Speakers etc the printer are the basic and common output devices is much simpler than it.! Systems by acting as a dedicated pointing device print etc the input and devices... Drive: also known as “ input devices only receive the output of data at a time input/output )... Ball beneath them, which rotates when the mouse comes in Mechanical and Optical forms.The are. Ps/2, usb and cordless as pen drive or flash stick works as both input and output.! Drive sends data contained on a CD or DVD ( output ) to a computer, while the device or. Then stored in a digital form user interface capabilities of operating systems acting... Or DVD ( output ) to a form that a computer drives mouse a! As blue print etc tactile, audio, and game controllers needs of the computer into form... As modems and network cards, typically perform both input device used for both input device or output and. Computer screen CAMERA: it gives input to the computer are called input / output Specify. Cpu, while output devices is much simpler than it sounds part of the ball in various to. Data to the upside- down design of the output of data to computer.