Input/Output Paper

Essay by kelkinseyUniversity, Bachelor'sA, November 2007

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Before the Technology Age, many of the things we did in business were done using manual systems. We used standard typewriters to type business correspondence and slowly migrated to electronic typewriters. Once computers hit the scene, we rapidly merged onto the super highway of technology with reckless abandon. This rapid change came as a result of many businesses collectively losing millions of dollars due to human error and inaccuracies. Accuracy of data input is very important and such carelessness results in clients being improperly billed; because a high volume of checks are written every day, bank tellers inputting the incorrect deposit amounts; items purchased at a store being inaccurately tendered; and incorrect prices on labels - all resulting in huge losses. Although enormous investments were made in technology, technology also produced major savings for the business community-at-large. Following is a discussion of the manual methods that were replaced by technology.

Selecting the right input hardware in any given situation is important for an information system. The best method of data input for printed questionnaires would be the use of an OCR scanner because it readily recognizes printed characters and any handwritten markings on a page. The best method of data input for a telephone survey would be a voice input device using a process called voice recognition. This input is becoming more common as some company’s voice mail systems allow you to choose either by touchtone or speaking. For bank checks, the best method would be a magnetic scanning device using magnetic ink character recognition (MICR) which is an input technique used primarily in the banking industry. For retail tags, if they have a bar code, would be to use optical scanning device called bar-code scanning. If the retail tags do not have a bar code or the scanner is...