Which of the following system is constantly polling locations to update them and recalibrating data points to improve accuracy over time?(a) WPS(b) GPS(c) XPS(d) All of the mentionedThe question was posed to me in an international level competition.This interesting question is from MEMS topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Which of the following system is constantly polling locations to updat

1.	Which of the following system is constantly polling locations to update them and recalibrating data points to improve accuracy over time?(a) WPS(b) GPS(c) XPS(d) All of the mentionedThe question was posed to me in an international level competition.This interesting question is from MEMS topic in division Mobile Cloud and Mobile Web Services of Cloud Computing
Answer» Right choice is (c) XPS To explain: The system uses a large reference database of Wi-Fi access points and cell TOWER IDs, RAW position DATA from each location source (a signal), and the COMPANY’s proprietary algorithm to locate the device.

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