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

Accuracy of information stimulant drug signal is important. What method of data input would be outdo for each of the following situations and explain why:

a.         Printed questionnaires

Keyboard; digression from avoiding uncertainty from unclear handwriting or other methods, and because ...most input data consists of letters and numbers. In addition, people are unremarkably familiar with how to use keyboards and with the layout of the keys. Thus, little training is required for users to get down familiar with keyboards (Nickerson, pg. 75 of view-text)

b.         Telephone survey

Touch-tone (keypad) input. Also considered a keyboard by the text, so the cite still applies here for reasoning.

c.         Bank checks

Optical see Input device; MICR OCR print allows for a quick regard and routing of the check to the proper bank and branch - todays stores take checks, input the amount into a keypad (see a and b) and scan them by dint of the check reader making it similar to an ATM transaction.

d.         retail tags

Optical Scanning Input device; Bar-coding allows for easy data-read for inventory and price purposes - without the bar code the cash register would be a pretty big calculator with a drawer.

e.         Long documents

Funny - I just finished attempting to explain typewriters to my daughter.



Ideally a unspoilt voice-recognition software would be ideal to get the bulk, using a keyboard only for tweaking, editing, and formatting as needed (because one of the drawbacks to a keyboard is, of course, carpal-tunnel). But due to the nature of the business world (edits, re-edits, extra input, removed sections) the keyboard is going to be the way to go.

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

a.         Hand held computer

Wireless data transfer - the...

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