3 Consistency check Data fields are often interrelated When this happens

3 consistency check data fields are often

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3. Consistency check : Data fields are often interrelated. When this happens, consistency check ensures that the combination of the data is valid. Although it is impossible for the system to know which data are incorrect, it can report the error to the user for correction. 4. Format check : When fields are numeric and contain coded data, format check ensures that the data are of right type. Ideally numeric fields should not permit users to type text data but if this is not possible, then the data entered should be checked to ensure that it is numeric. 5. Database checks: Usually data are compared against information in the database to ensure that they are correct. When this occurs, the database check ensures that the comparison of the data against the database is correct. 48. What do you think are three common mistakes that novice analysts make in input design? · Failure to perform proper input validation. · Use of overly cumbersome forms · Using the wrong controls for a given input item 54. Why is it important to keep your social media sites synced? Be sure that your home page and your social media sites are all synced together so that when one is updated, the other sites “know” about the update. This will make your job of maintaining the different sites much easier and it will allow your customers to have a consistent experience across all sites. However, don’t overdo this. It is obvious that different sites have different media
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