DATABASE FUNDAMENTALS
DATA WAREHOUSING AND DATA MINING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -Latitude and longitude are measuring lines used for locating places on the surface of the Earth. They are angular measurements, expressed as degrees of a circle. A full circle contains 360°. Each degree can be divided into 60 minutes, and each minute is divided into 60 seconds.
Detailed explanation-2: -Geographic location refers to the physical place a statistical unit is located and for which statistics are collected and disseminated.
Detailed explanation-3: -The system measures the location of a point on the surface of the earth in degrees. Longitude measures the number of degrees east or west of a north/south line (meridian) that runs through Greenwich, England. Latitude measures the number of degrees north or south of the equator.
Detailed explanation-4: -Geographic location refers to a position on the Earth. Your absolute geographic location is defined by two coordinates, longitude and latitude. These two coordinates can be used to give specific locations independent of an outside reference point.