R001 Revision

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  • R001 Revision
    • Features of Online Calculators
      • *Can be shared between two users
      • Can be colour coded
      • Reminders can be set up
      • Messaging System
      • Search Facility
      • Access from anywhere
    • Why data validation can improve effectiveness of data submitted in forms
      • By restricting data that can be entered, the data is more likely to be the data that you need.
    • Drawbacks of using email.
      • Internet access can be required
      • Not all areas of the country have connectivity
      • Illegal to read while fdriving
      • Emails need to be typed
      • Connectivity can use lots of battery charge
      • Requires a device with a clean, working screen
      • May not be seen straight away.
    • How a customers signature could be entered into a handheld computer
      • Can write onto the touch scsreen with their fingers or a stylus
    • Reasons for wireless methods
      • Can be used anywhere
      • No tripping hazrads
      • No wires falling out or getting tangled
    • Article Trasnsfer Methods
      • Emai;l as an attachment
        • Body of text
        • Will be opened and downloaded by reciepient
        • Saved to computer
      • Upload the article to a file sharing service i.e cloud.
    • Disadvantages to paper-based forms
      • Pens need ti be provided
      • Forms can be damaged by rain
      • Ink can smudge
      • Can be lost/ moved easily
      • ,Might not be filled in clearly
      • Difficult to write on the move
      • Time consuming
    • Ways other than phone calls t request jobs on smart phone
      • email
      • text
      • online user form
      • social networking
      • Develop an app with a 'submit' form
    • The name of the act that controls the storage of data
      • tHE DATA PROTECTION ACT
    • Best software to create a form for requesting information about the jobs
      • Desktop Publishing (DTP)
      • Spreadsheet
    • Benefits of phone calls
      • Message given/recieved immediatly
      • The mamanger can check the driver understamds the job and larify
    • Barcodes
      • The barcode reader is passed over the barcode
        • Shines a light onto the barcode
          • barcode reader measures intensity of light, as it passes over a line of black and white bars. It measures the distances between the black bars.
            • The data is converted
    • Input
      • Mouse
      • Keyboard
      • Microphoone
      • Touchscreen
      • Touchpad
      • Trackerball
      • Graphics Tablet
      • Remote Control
    • Output
      • Input
        • Mouse
        • Keyboard
        • Microphoone
        • Touchscreen
        • Touchpad
        • Trackerball
        • Graphics Tablet
        • Remote Control
      • Printer
      • Speaker
      • Screen
    • Details that need to be provided
      • Address
      • Account number
      • Customer name
      • Telephone number
    • Why do udernames need to be unique?
      • So the systemknows who the customer is
        • No confusion
      • The delivery goes to the right person
      • To enable the system to identify each user
      • To mach usernames with passwords
    • Wired methods to connect computers to a network
      • USB
      • Firewire
      • Ethernet
    • Spreadsheet software features
      • Modelling - Change figures to predict results
      • Goal seek so that variables can be changed to achieve an outcome
      • Graphing so trends can be identified
      • Auto-update - change figures; results will change also
      • Data can be sourced for future use
      • Allows calculations to be made fromformulas

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