In which of the following areas can GPS technology be used?
1. Mobile phone operation
2. Banking operations 
3. Controlling the power grids
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With reference to India's satellite launch vehicles, consider the following statements:
1. PSLVs launch the satellite useful for Earth resources monitoring, whereas GSLVs are designed mainly to launch communication satellites.
2. Satellites launched by PSLV appear to remain permanently in the same position in the sky, as viewed from for a particular location on earth.
3. GSLV Mk III is a four-stage launch vehicle with the first and third stages using solid rocket motor; and the second and fourth stages using liquid rocket engines.
Which of the statements given above is/are correct?

With reference to the Indian Regional Navigation Satelite System (IRNSS), consider the following statements:
1. IRNSS has three satellites in geostationary and four satellites in geosynchronous orbits.
2. IRNSS covers entire India and about 5500 sq. Km beyond its borders.
3. India will have its own satellite navigation system with full global coverage by the middle of 2019.
Which of the statements given above is/are correct?

When the alarm of your smartphone rings in the morning, you wake up and tap it to stop the alarm, which causes your geyser to be switched on automatically. The smart mirror in your bathroom shows the day's weather and also indicates the level of water in your overhead tank. After you take some groceries from your refrigerator for making breakfast, it recognizes the shortage of stock in it and places an order for the supply of fresh grocery items. When you step out of your house and lock the door, all lights, fans, geysers, and AC machines get switched off automatically. On your way to the office, your car warns you about traffic congestion ahead and suggests an alternative route, and if you are late for a meeting, it sends a message to your office accordingly.
In the context of emerging communication technologies, which one of the following terms best applies to the above scenario?

Consider the following pairs:

Which of the pairs given above is/are correctly matched?

"3D printing" has applications in which of the following?
$1.$ Preparation of confectionery items
$2.$ Manufacture of Bionic ears
$3.$ Automotive industry
$4.$ Reconstructive surgery
$5.$ Data Processing technologies

Select the correct answer using the code given below: