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