UPSC CSE General Studies Practice Questions - Set 9

81. With reference to 'Quantum Computing', consider the following statements:
1. It uses qubits as the basic unit of information.
2. Qubits can exist in a superposition of states.
3. Quantum computers are already widely used in personal laptops for faster processing.
Which of the statements given above is/are correct?

A. 1 and 2 only B. 2 and 3 only C. 1 and 3 only D. 1, 2 and 3

82. In the context of 'Vaccines', what is the difference between an 'mRNA Vaccine' and a 'Viral Vector Vaccine'?

A. mRNA vaccines use a weakened virus, while viral vector vaccines use a dead virus. B. mRNA vaccines provide instructions to cells to make a protein, while viral vector vaccines use a different, harmless virus to deliver instructions. C. mRNA vaccines are only for bacterial infections, while viral vector vaccines are for viral infections. D. There is no fundamental difference in their mechanism of action.

83. With reference to 'Block-chain Technology', consider the following statements:
1. It is a public ledger that everyone can inspect, but which no single user controls.
2. The structure and design of block-chain is such that all the data in it are about cryptocurrency only.
3. Applications that depend on basic features of block-chain can be developed without anybody's permission.
Which of the statements given above is/are correct?

A. 1 only B. 1 and 2 only C. 2 only D. 1 and 3 only

84. 'Project Loon', sometimes seen in the news, is related to:

A. Waste management technology. B. Wireless communication technology (using high-altitude balloons). C. Solar power production in deserts. D. Deep sea exploration.

85. With reference to 'Li-Fi' (Light Fidelity) technology, consider the following statements:
1. It uses light waves as a medium for high-speed data transmission.
2. It is a wireless technology and is several times faster than Wi-Fi.
3. It can work through walls and other opaque objects.
Which of the statements given above is/are correct?

A. 1 and 2 only B. 2 and 3 only C. 1 and 3 only D. 1, 2 and 3

86. Which of the following is/are the application(s) of 'Artificial Intelligence' (AI)?
1. Medical Diagnosis
2. Financial Trading
3. Personalized Marketing
4. Autonomous Vehicles
Select the correct answer using the code given below:

A. 1 and 4 only B. 2 and 3 only C. 1, 2 and 4 only D. 1, 2, 3 and 4

87. With reference to 'Indian Regional Navigation Satellite System' (NavIC), consider the following statements:
1. It has a constellation of seven satellites.
2. It provides positioning services over India and a region extending up to 1500 km around it.
3. It is a global navigation system like GPS.
Which of the statements given above is/are correct?

A. 1 only B. 1 and 2 only C. 2 and 3 only D. 1, 2 and 3

88. The 'Large Hadron Collider' (LHC), the world's most powerful particle accelerator, is located at:

A. NASA, USA B. CERN, Switzerland/France border C. ISRO, India D. JAXA, Japan

89. With reference to 'Nanotechnology', which of the following statements is/are correct?
1. It involves the manipulation of matter on an atomic and molecular scale.
2. Carbon Nanotubes (CNTs) can be used as carriers of drugs and antigens in the human body.
3. Nanomaterials can be used in the preparation of cosmetics.
Select the correct answer using the code given below:

A. 1 only B. 2 and 3 only C. 1 and 2 only D. 1, 2 and 3

90. 'Bioluminescence' is the production and emission of light by a living organism. It is commonly observed in:

A. Deep-sea fish B. Fireflies C. Certain fungi and bacteria D. All of the above

UPSC CSE General Studies Practice Questions (81-90)