Which of the following pair(s) is/are correctly matched?
Spacecraft
Purpose
1. Cassini-Huygens
2. Messenger
3. Voyager 1 and 2
Orbiting the Venus and transmitting data to the Earth
Mapping and investigating the Mercury
Exploring the outer solar system
Select the correct answer using the codes given below :
2. Messenger
3. Voyager 1 and 2
Mapping and investigating the Mercury
Exploring the outer solar system
Important Questions on Science and Technology
With reference to ‘Near Field Communication (NFC) Technology’, which of the following statements is/are correct?
1. It is a contactless communication technology that uses electromagnetic radio fields.
2. NFC is designed for use by devices which can be at a distance of even a metre from each other.
3. NFC can use encryption when sending sensitive information.
Select the correct answer using the codes given below.
1. Other than the USA and Russia, India is the only country to have launched a similar observatory into space.
2. Astrosat is a 2000 kg satellite placed in an orbit at 1650 km above the surface of the Earth.
Select the correct answer using the codes given below.
Consider the following statements:
The Mangalyaan launched by ISRO
1. is also called the Mars Orbiter Mission.
2. made India the second country to have a spacecraft orbit the Mars after the USA.
3. made India the only country to be successful in making its spacecraft orbit the Mars in its very first attempt.
Which of the statement(s) given above is/are correct?
In India, it is legally mandatory for which of the following to report on cyber security incidents?
1. Service providers
2. Data centres
3. Body corporate
Select the correct answer using the codes given below:
