Input/Output Identification

Intro The need for accurate data is evident. Systems and procedures are needed to regard the accuracy and completeness of the study being recorded and understanding the character reference hardware as well as software plays is of the essence(predicate) in acquiring the correct resources for any project. Accuracy of entropy Input Accuracy of data excitant is important. What method of data input would be best for the following situations and explain why. ?Printed Questionnaires. Questionnaires can be input into a figurer victimisation a keyboard and ready reckoner screen. Information is created using software found on computer and and then output utilizing printing source. ?Telephone Survey. Telephone surveys are best when using a telephone to conduct them. A telecommunication line is employ (telephone) and input is retrieved by or from human interaction. ?Bank Checks. Bank checks can be elegant by using a process of magnetic see called MICR (magnetic ink character recognition). MICR uses special characters found on the do-nothing of checks. These characters will show the bank, check number and customers level number at the bottom of the check. The amount of the check is printed using MICR after the bank receives it.

The MICR process magnetizes characters on the check and then sends the data to the computer for checking account processing. This technology is extremely important in the banking industry because of the high volume of checks that are urbane daily. ?Retail Tags. Bar code scanners can be used to read information off of retail tags such as price and department information. The way that these devices can process this information is by reading data off of the retail tags called UPC codes or Universal Product Code. Once the code is recognized the information is sent to a computer that stores all of the information on that particular product. ?Long Documents. Long documents can be scanned in for business use utilizing scanning technology called OCR or optical Character Recognition.... If you want to get a full essay, severalise it on our website: Orderessay

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