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Explanation of Input, Output, Storage Devices and Speed. Accuracy of data
input is important. What method of data input would be ...
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Submitted by breny41 on February 16, 2008
Category: Miscellaneous
Words: 1059 | Pages: 5
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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 - The best method for data input would be a keyboard. The reason the keyboard would be best is because it enables some one to create the needed test that makes the questionnaires.
Telephone survey - The best method of data for this situation would be a voice input device. By doing this a live person does not have to conduct the survey, it can all be done my computer.
Bank checks- The best input for bank checks would be MICR (Magnetic Ink Character Recognition) a magnetic scanning input device. Because banks have to deal with large volume of checks they need a system that can read checks fast. This system reads the numbers at the bottom of the checks and will automatically make adjustments to the proper accounts.
Retail tags- The best data input for retail tags would be a bar code scanner. This is called an optical scanning input device. By using a bar code scanner the user does not have to rely on manually inputting numbers into a keypad. They can use either a handheld or fixed scanner to do this. The tags must also have these bar codes on them for this to properly work. The bar codes have specific codes that apply to certain types of merchandise.
Long documents- The data input for this would also be a keyboard.
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 - The output device for device would be a Organic Light-Emitting Diode, they have sharper, brighter colors and do not break when dropped.
Color photograph - The best output for would be a display monitor and a printer.
Resume - The best output would be a laser desktop printer. The reason for this is because most of the time resumes are...
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