166: 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
167: The philosophical systems of the Hindus were propounded and properly codified in the:

(a) Vedic age

(b) Maurya age

(c) Kanishka age

(d) Gupta age
168: What is the correct sequence of the rivers Godavari, Mahanadi, Narmada and Tapi in the descending order of their lengths?

(a) Godavari--Mahanadi--Narmada--Tapi

(b) Godavari--Narmada--Mahanadi--Tapi

(c) Narmada--Godavari--Tapi--Mahanadi

(d) Narmada--Tapi--Godavari--Mahandai
169: In the year 2001, Germany approved a $32 million credit to India

(a) to promote primary education in selected states

(b) for Tehri dam project

(c) to assist in the development of nuclear

(d) for oceanographic research
170: Which of the following pairs are correctly matched ?

I. Dow Jones : New York
II. Hang Seng : Seoul
III. FTSE - 100 : London

Select the correct answer using the codes given below:

(a) I, II and III

(b) II and III

(c) I and II

(d) I and III