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    Treat each of the questions individually and in the order given below. The focus of your answers should be on answering the 'why' questions posed below and your explanations for your recommendations. This is not a formal paper and APA guidelines do not need to be followed. You should identify the question you are answering and then provide your answer for that question.

    § Accuracy of data input is important. What method of data input would be best for each of the following situations and explain why:

    Printed questionnaires

    Telephone survey

    Bank checks

    Retail tags

    Long documents

    § Convenience and quality of output are important. Explain what method of output would be best for each of the following situations and explain why:

    Hand held computer

    Color photograph



    Statistical report

    Company annual report

    § Different types of storage devices are optimal for different situations. Explain what situations are appropriate for the following devices and explain why:

    Hard disk

    Thumb Drive


    CD ROM


    § Explain the role of each of the following in determining the speed of a personal computer:


    Clock speed

    Data on hard disk

    Data on CD ROM

    Data on floppy disk

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    Solution :
    Printed questionnaires
    The best way for data input would be a keyboard, since it permits one to produce the necessary test that formulates the questionnaires.
    Telephone survey
    Voice recognition is the best because a voice input device can be programmed to differentiate answers spoken into the receiver allowing it toward all be completed by computers.
    Bank checks
    Scanning devices that recognize bar codes are called. This system reads the numbers at the bottom of the cheques and will automatically make modifications to the correct accounts. A MICR input system will pull towards you the information at the bottom of the cheque for simple interpretation.
    Retail tags
    The data input for retail tags would be a bar code scanner. This is called an optical scanning input device. By means of a bar code scanner manual input if numbers into a keypad is not necessary.
    Long documents
    Using a large OCR would be the best way for inputting a lengthy document into a computer. A large OCR device be able to read thousand of documents per minute by reading
    Hand held computers
    The hand-held computer perform terminals was compared by means of that of paper and pencil data collection methods.
    Color photograph
    Color photograph is the reconstruction of a visible image of pixel values from binary form to visible image form. With the Digital photography, the perceived value of the entire system is connected to how closely the output resembles a ...

    Solution Summary

    Convenience and quality of outputs importance is examined for computers and software.