In which of the following areas can GPS technology be used?

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1. Mobile phone operations

2. Banking operations

3. Controlling the power grids

Select the correct answer using the code given below:

?????? ????? ?????????? ??? ?? ??? ??????? ??? ????? ?? ?? ???? ???

1. ?????? ??? ??????

2. ??????? ??????

3. ???? ????? ?? ????????? ????

???? ??? ?? ??? ?? ????? ???? ??? ????? ?????:

[UPSC IAS Prelims 2018]

A (a)1 only

(a) केवल १

B (b)2 and 3 only

(b) २ और ३ ही

C (c)1 and 3 only

D (d)1, 2 and 3

(d) 1, 2 और 3

Global positioning system applications generally fall into 5 major categories: 1...

?????? ????????? ?????? ????????? ?? ??? ?? 5 ?????? ????????? ??? ??? ???: 1. ?...

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