There are many input and output devices of the computer. An I/O device is a device with both functionalities. 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. 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. An input/output device is capable of receiving data from users or another devices and also sending data to another devices or computers. MCQs on input and output devices (GK Objective Question Answer) exam question answer for competitive exam of govt jobs. Summary of Input vs. Output Device. https://www.toppr.com/.../basics-of-computers/input-and-output-devices There are software and hardware in a computer. 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. USB thumb drives ; The parallel port transmits eight bits of data at a time Below we discuss the variety of peripheral devices used for computer input and output. Input/output devices are usually called I/O devices. For additional information and examples, see our output device page. Examples of input devices include the following. Below we discuss the variety of peripheral devices used for computer input and output. It looks like an ordinary camera, but no film is used therein, instead a CCD (changed coupled Divide) Electronic chip in used. The devices which are used to input the data and the programs in the computer are known as “Input Devices“. Now a day computer is one of the most important field for every examinations. With the input and output devices of the computer, the system wouldn’t full fill the needs of the user. An input/output device can receive data from users, or another device (input), and send data to another device (output). Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. Printers are the output devices used for converting the visual outcomes from the monitors … The computer transmits data to the drive, where it is saved and can be later accessed. KEYBOARD • Keyboard is the most common input device used for entering text data directly into a computer. These devices—most commonly associated with computers—are the basic peripheral hardware you use on a daily basis. Both output and input devices are examples of auxiliary or peripheral devices. It can be text, graphics, tactile, audio, and video.. When a close match is found, the word is recognized. However, some devices can accept input and display output, and they are referred to as I/O devices (input/output devices). Those signals are then interpreted by the computer and displayed, or output, on the monitor as text or images. (4) Track Ball : Track ball is similar to the upside- down design of the mouse. A port is used to connect the system and a device together,using a connecting cable. 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. Digital camera 3. The ball has 2 wheels of the sides, which in turn mousse with the movement of the ball. Microphone gives sound or voice input to the computer. A port is used to connect the system and a device together,using a connecting cable. Examples of I/O devices are CD drives, DVD drives, USB drives, … Output Device can produce the final product of machine processing into a form usable by humans. (10) Digital Camera : It converts graphics directly into digital form. Input/output devices are usually called I/O devices. The microphone is used for various applications such as adding sound to a multimedia presentation or for mixing music. Output devices are used to display the result or information on the computer. The mouse comes in mechanical and optical forms.The interfaces are serial , PS/2 , USB and cordless. All Rights Reserved. 4. It’s connected to a computer via a cable. Input and Output Devices – Sample Questions. 2. Types: Gstick mouse, Optical mouse, Mechanical mouse or ball mouse, wireless mouse. This is also a great resource for helping to understand Venn diagrams. 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. Most common devices are mouse, keyboard, webcam, and scanner. Mode: Visual. Then, that data is printed onto a piece of paper, which is also considered output. C Program input/output of an array with the help of a for loop. Output Devices: Input / Output = Specify whether the device is an input device or output device. Monitor. 2. So dear reader I have provided top expected gk questions from input and output device of computer. Printers are the basic and common output devices used in the offices. Input Output Device Based MCQ. 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. Job Interview Questions on basic Computer Technology and Internet Part-2. Type of Data = Specify the type of data, the device inputs or output. They are directly connected to an electronic module inside the systems unit called a device controller . 1. Analyzing the Functionality of a Device. Function: A monitor consists of a screen, circuitry, a power supply, buttons to … Input and Output Devices – Sample Questions. Because I/O device data is bi-directional, such devices are usually categorized under storage or communications. 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. The mouse is rolled over the mouse pad, which in turn controls the movement of the cursor in the screen. ; The parallel port transmits eight bits of data at a time Microphone is an input device to input sound that is then stored in a digital form. Some examples of input/output devices are as: 1. Look for a Realtek device or a device that has a yellow triangle with an exclamation point. 6. This device works like a Xerox machine. When light falls, on the chip though the lens, it converts light waves into electrical waves. The concept of input and output devices is much simpler than it sounds. Examples of output devices include the following. ; The ports have different shapes and sizes that prevent you from connecting a device to the wrong port. The text which is to be scanned is illuminated by a low frequency light source. Printer. What is the difference between data and information? Type Device Manager in the search box; 2. Uses: It Gives input to the computer through clicks, dragging and dropping. (6) Optical Character Rader : It’s a device which detects alpha numeric characters printed or written on a paper. Listening to the recorded podcast through a connected speaker is an example of using an output 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. Examples of input/output devices include the following. What is BIOS (basic input/output system)? Find and expand Sound, video, and game controllers. USB flash drive - Receives, or saves, data from a computer (input). 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. This is to help you have a basic idea about input and output devices. Here we will learn about input/output ports and devicea. For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices. Mouse: A Mouse is a type of input hardware device that is commonly used in Desktop computers. Keyboard is most common input device is used today. Types: Gstick mouse, Optical mouse, Mechanical mouse or ball mouse, wireless mouse. Keyboard and mouse are the most commonly used input devices. 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. 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. T hese devices are a vital part of the computer to process throughout the functions of the computer. ; The ports have different shapes and sizes that prevent you from connecting a device to the wrong port. Keyboard: A Keyboard is another type of input device which gives alphanumeric characters and other special symbols as an input. That means a devices which can be used as both input device and output device are called Input / Output (I/O) devices. Light Pen. The message typed on the keyboard reaches the memory unit of a computer. Most of the mouse’s have a ball beneath them, which rotates when the mouse in moved. (9) Plotter : Plotter is an O/P device that is used to produce graphical O/P on papers. Input/Output devices don’t only produce output, but can also be used as storage and input devices. For example, as shown in the top half of the image, a keyboard sends electrical signals, which are received as input. 2. In the lower half of the image, the computer sends, or outputs, data to a printer. The concept of input and output devices is much simpler than it sounds. The user spins the ball in various directions to effect the screen movements. The data and instructions are input by typing on the keyboard. ; A serial port sends and receives one bit of data at a time. In fact, its history … Input/Output Devices. Touch screen 9. It’s touched to the CRT screen where it can detect raster on the screen as it passes. CD-RW drive and DVD-RW drive - Receives data from a computer (input), to copy onto a writable CD or DVD. Click on the device to select it. Printer. The devices that are used to display the information of the results are known as output devices. Devices for communication between computers, such as modems and network cards, typically perform both input and output operations. Some of the I/O devices are explained below: (1) Keyboard : Keyboard is used in the input phase of a computer-based information system. Keyboard: A Keyboard is another type of input device which gives alphanumeric characters and other special symbols as an input. Uses: It Gives input to the computer through clicks, dragging and dropping. Input devices are used to give data and instructions to the computer. Input and Output Devices Before a computer can process your data, you need some method to input the data into the machine. Today we are going to discuss these devices in detail. Output Device can produce the final product of machine processing into a form usable by humans. Some of the I/O devices are explained below: TOPIC INPUT AND OUTPUT DEVICES 1 2. 5. They are directly connected to an electronic module inside the systems unit called a device controller . The sensor notifies the speed of its movements to the computer, which in turn moves the cursor/pointer on the screen. Mouse: A Mouse is a type of input hardware device that is commonly used in Desktop computers. a Monitor, Printer, Graphic Output devices, Plotters, Speakers etc. 1. Keyboard: King of the input devices – the keyboard is no stranger to most people. Solved examples with detailed answer description. (7) Bar Code Reader : This device reads bar codes and coverts them into electric pulses to be processed by a computer. What is an input and output device? About Us | Contact Us | FAQ Dinesh Thakur is a Technology Columinist and founder of Computer Notes.Copyright © 2021. While the devices whose main function is to give instructions and data to the computer are called input devices. ; A serial port sends and receives one bit of data at a time. 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. Network adapter 7. 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. Floppy diskette drive 4. It is used to select a displayed menu item … A bar code is nothing but data coded in form of light and dark bars. For example: Image, Text, or Sound. Examples of input/output devices include the following. Input devices only leave input of data to a computer and output devices only receive the output of data from another device. 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. Modem 6. The reflected light is received by the photocells. 3. 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. INPUT DEVICES KEYBOARD MOUSE DIGITAL CAMERA MICROPHONE TOUCH SCREEN OPTICAL MARK READER(OMR) SCANNER SMART CARDS 2 3. CD-R/RW, DVD, and Blu-ray drive 2. When you connect more than one microphone or other recording devices to your PC, you can select which device you want to … 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. The designation of a device as either input or output depends on perspective. (8) Voice Input Systems : This devices converts spoken words to M/C language form. (2) Mouse : It’s a pointing device. Input devices only leave input of data to a computer and output devices only receive the output of data from another device. An input device is something you connect to a computer that sends information into the computer. It provides man to machine communication. The devices which are used to input the data and the programs in the computer are known as “Input Devices“. For additional information and examples, see our input/output page. There are four different categories of output device… 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. Here we will learn about input/output ports and devicea. For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices. 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