science & tech MCQ section 3 MCQ Questions & Answers Detailed Explanation

Question : 1

Consider the following Statements about ‘Twitter Samvad’.

1. It is a new digital platform in association with social networking giant Twitter which has been launched by Indian Government.
2. The service aims to boost the nation’s e-governance plans and facilitate direct communication between leaders, government agencies and citizens.
3. Twitter Chief Executive is Mark Elliot Zuckerberg.

a) 1 and 3 only

b) 2 and 3 only

c) 1 and 2 only

d) All of the above

Question : 2

To meet its rapidly growing energy demand, some opine that India should pursue research and development on thorium as the future fuel of nuclear energy. In this context, what advantage does thorium hold over uranium?

1. Thorium is far more abundant in nature than uranium.
2. On the basis of per unitmass ofminedmineral, thorium can generate more energy compared to natural uranium.
3. Thorium produces less harmful waste compared to uranium.

a) 1 only

b) 1 and 3

c) 2 and 3

d) None

Question : 3

Which of the following statements are correct about Very-small-aperture terminal?

1. It is two way satellite ground station
2. Its Data rates generally range from 4 kbit/s up to 4 Mbit/s
3. It access geosynchronous orbit to relay data from small remote earth stations

a) 2 and 3 only

b) 1 and 3 only

c) 1 and 2 only

d) All of these

Question : 4

Consider the following statements:

1. A smart card is a plastic card with an embedded microchip.
2. Digital technology is primarily used with new physical communication mediums such as satellite and fibre optics transmission.
3. A digital library is a collection of documents in an organized electronic form available on the internet only.

a) 1 and 2

b) 2 and 3

c) 3 only

d) 1, 2 and 3

Question : 5

The French scientists developed a headset that give humans 360 degree vision called

a) Rotate VIZ

b) VISION

c) 360° VIZ

d) Fly VIZ

Question : 6

Which of the following statements are correct?

1. Dr. K Radhakrishnan, the Head of ISRO, has topped the list of eminent scientist inNature, a science magazine.
2. Mars Orbiter Mission has been named as the most important scientific Breakthrough of the Year 2014 by Science journal.

a) 2 only

b) Both 1 and 2

c) 1 only

d) Neither 1 Nor 2