Input Devices

Satisfactory Essays
INPUT DEVICES

1. Where does the name QWERTY keyboard come from ? The name QWERTY comes from the first six letters on the top row of the alphabet keys.
2. Why do think the QWERTY keyboard is the most popular method of data entry? The QWERTY keyboard is the most popular method of entering data because an easy way of usage and when you get used to it you start typing faster
3. Who might make use of a concept keyboard? A concept keyboard might be used by a fast food restaurant and primary schools…
4. What are the benefits of using a concept keyboard ? The benefits of using a concept keyboard
5. Explain why a mouse often called a pointing device A mouse is often called a pointing device because it enables you to control what happens on the screen by moving the mouse on your desk and pointing, clicking and selecting items on the screen.
6. Describe the difference between a mouse and tracker ball
The difference between a mouse and a tracker ball are that a trackerball moved against two internal rollers to record the direction that the mouse was being moved in and a mouse uses 'optical' or 'wireless' technology to track mouse movement.
7. Which type of input device would you use if you were going to play a ‘shoot ‘em up’ computer game If you were going to play a shoot em up computer game you would use a joystick
8. Who is likely to use a graphics tablet and why? Graphics tablets are most likely to be used by graphics designers and illustrators because it is much more natural to draw diagrams with a pencil type implement (the stylus) rather than with a mouse and its very accurate
9. Explain briefly how scanners work A scanner works by shining a beam of light onto the surface of the object that you are scanning. This light is then reflected back onto a sensor that detects the colour of the light. This is then used to build up the digital

You May Also Find These Documents Helpful

  • Satisfactory Essays

    INPUT DEVICES

    • 441 Words
    • 2 Pages

    making non-text selections such as menu choices on the till of a fast food outlet. The keyboard is also waterproof which can be useful where there is dirt or the risk of splashes. 5. Explain why a mouse often called a pointing device A mouse is often called a pointing device because it enables you to control what happens on the screen by moving the mouse on your desk and pointing, clicking and selecting items on the screen. 6. Describe the difference between a mouse and a tracker ball? The difference…

    • 441 Words
    • 2 Pages
    Satisfactory Essays
  • Satisfactory Essays

    Input Devices

    • 666 Words
    • 3 Pages

    INPUT DEVICES 1. Where does the name QWERTY keyboard come from ? The name QWERTY comes from the first six letters on the top row of the alphabet keys. 2. Why do think the QWERTY keyboard is the most popular method of data entry? The QWERTY keyboard is the most popular method of entering data because an easy way of usage and when you get used to it you start typing faster 3. Who might make use of a concept keyboard? A concept keyboard might be used by a fast food restaurant…

    • 666 Words
    • 3 Pages
    Satisfactory Essays
  • Better Essays

    Input Devices

    • 1371 Words
    • 6 Pages

    Input Devices QWERTY Keyboard The keyboard is the most common type of input device. In other countries, the keyboard layout is different due to their different language and characters. There are some variations of keyboards to the normal keyboard. Some are wireless which means that no wire is required to connect it to the PC; and some have ergonomic design, which have a special design in order to reduce muscular stress on the user. Mouse The mouse is a pointing device which is used to move…

    • 1371 Words
    • 6 Pages
    Better Essays
  • Good Essays

    input output devices

    • 930 Words
    • 4 Pages

    Input devices There are many input formats which enable us to gather up and collect information, and enter data and instructions into the computer. Input devices can be manual or automatic. Manual input devices include: Keyboard - including concept keyboard. This is a flat board that contains a grid of buttons. Each button can be programmed to follow instructions. An overlay sheet is placed on the grid with an explanation for each button. They are used in primary schools with young children…

    • 930 Words
    • 4 Pages
    Good Essays
  • Good Essays

    Input/Output Devices

    • 1556 Words
    • 7 Pages

    Chapter 9 Input/Output Devices Contents: I. Introduction II. Input Devices a. Keyboard,mouse,joystick,scanners,digital camera, bar code reader, touch Sreeen,Speech input device (microphone) III. Output Devices a. Monitor , Speaker, Printers ( different types) ----------------------------------------------------------------------------------------I. Introduction The computer will be of no use unless it is able to communicate with the outside world. Input/Output devices are required for users to…

    • 1556 Words
    • 7 Pages
    Good Essays
  • Good Essays

    Input and Output Devices

    • 4036 Words
    • 17 Pages

    A THOROUGH OVERVIEW OF INPUT AND OUTPUT DEVICES PRESENTED BY THE MEMBERS OF GROUP B COMPUTER SCIENCE DPT. INTRODUCTION • The I/O devices as parts of the components of an information processing system or a computer system are those devices which enables the computer system to communicate with the outside world. As we all know from the concept of communications in English language that communication is said to have being completed only when the encoder (sender) must have received a feedback from…

    • 4036 Words
    • 17 Pages
    Good Essays
  • Powerful Essays

    Input and Output Devices

    • 2370 Words
    • 10 Pages

    INPUT AND OUTPUT DEVICES In computing, input/output, or I/O, refers to the communication between an information processing system (such as a computer), and the outside world possibly a human, or another information processing system. Inputs are the signals or data received by the system, and outputs are the signals or data sent from it. The term can also be used as part of an action; to "perform I/O" is to perform an input or output operation. I/O devices are used by a person (or other system) to…

    • 2370 Words
    • 10 Pages
    Powerful Essays
  • Good Essays

    Input and Output Devices

    • 547 Words
    • 3 Pages

    of a new printer, is to use the “add a printer” control panel option. One of the ways you can find out in windows what printer is installed on the computer is in “devices and printer”. You can access this by going to start, click on the control panel, from there a window will pop up, click on hardware and sound, double click on devices and printers. You can add a printer in the add a printer tab. Once you hit the tab, the computer will ask you how printer is connected to the computer for example:…

    • 547 Words
    • 3 Pages
    Good Essays
  • Good Essays

    Kinds of Input Devices

    • 596 Words
    • 3 Pages

    Different Kinds of Input Devices Computers support various input and output devices to maximize functionality. An input device is any piece of hardware that provides data and controls various signals as they process through the computer. If a computer did not use any input devices, users would watch the activity, as opposed to interacting with it. Each type of input device serves its own purpose, ranging from a simple pointing device to a webcam. Have a question? Get an answer from Online Tech…

    • 596 Words
    • 3 Pages
    Good Essays
  • Good Essays

    Input/Output Devices

    • 802 Words
    • 4 Pages

    INPUT DEVICES: 1. Keyboard - The keyboard is a way to input letters or numbers into different applications or programs. A keyboard also has special keys that help operate the computer. 2. Mouse - The mouse is used to open and close files, navigate web sites, and click on a lot of commands (to tell the computer what to do) when using different applications. 3. Touch Screen - A touch screen is a computer screen or other screen that you can touch with your finger to enter information. Examples…

    • 802 Words
    • 4 Pages
    Good Essays