2018 · Science & TechnologyPrevious Year Question
Q55.
In which of the following areas can GPS technology be used? 1. Mobile phone operations 2. Banking operations 3. Controlling the power grids Select the correct answer using the code given below:
A. 1 only
B. 2 and 3 only
C. 1 and 3 only
D. 1, 2 and 3
Answer

D

Explanation

GPS has 5 major application categories: Location, Navigation, Tracking, Mapping, and Timing. GPS's accurate time facilitates everyday activities such as banking, mobile phone operations and even the control of power grids by allowing well synchronized hand-off switching. Hence all three areas can use GPS technology.