Esri ArcGIS Pro Foundation Certification Practice Test

Which method provides the most accurate search results from an address locator?

1. Having fewer addresses

2. Using various address fields

3. Most accurate reference and input data

4. Reference data with many addresses

The correct answer is: Most accurate reference and input data

Using the most accurate reference and input data is vital for obtaining precise search results from an address locator. Address locators perform geocoding by matching input addresses against a dataset of known addresses. If the reference data is of high quality, meaning it is current, complete, and accurately reflects the actual locations and attributes of addresses, the likelihood of correctly geocoding addresses increases significantly. Accurate reference data ensures that the address locator can effectively match input data to the right locations. This includes having correct street names, correct spellings, appropriate house numbers, and accurate city and state designations. When the reference data is reliable, the geocoding process can yield more successful and precise matches, leading to better overall results in GIS applications. Thus, focusing on the accuracy of both the reference and the input data is fundamentally important for improving the effectiveness of an address locator.