641: In the context of India's Five Year Plans, a shift in the pattern of industrialization, with lower emphasis on heavy industries and more on infrastructure begins in
(a) Sixth Plan
(c) Eighth Plan
(c) Fourth Plan
(d) Tenth Plan
642: What causes wind to deflect toward left in the Southern hemisphere ?
(a) Rotation of the earth
(b) Magnetic field
(c) Temperature
(d) Pressure
643: What was the main feature of Maurya dynasty in India?
(a) Education was widespread
(b) Terrorists were driven out of Sind and Punjab
(c) Removal of land tax for the first time
(d) Decentralisation of administration
644: In which one of the following countries, is Tamil a major language?
(a) Indonesia
(b) Mauritius
(c) Myanmar
(d) Singapore
645: In the context of digital technologies for entertainment, consider the following statements:
1. In Augmented Reality (AR), a simulated environment is created and the physical world is completely shut out.
2. In Virtual Reality (VR), images generated from a computer are projected onto real-life objects or surroundings.
3. AR allows individuals to be present in the world and improves the experience using the camera of smart-phone or PC.
4. VR closes the world, and transposes an individual, providing complete immersion experience.
Which of the statements given above is/are correct?
(a) 1 and 2 only
(b) 3 and 4
(c) 1, 2 and 3
(d) 4 only