International News-Scientific and Technological Developments [Current Affairs]: Questions 375 - 377 of 402

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Question 375

Scientific and Technological Developments
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Question

MCQ▾

Consider the following statements about artificial atoms created for quantum computing.

1. Scientists have created natural atoms that generate single photon to develop all optical quantum computing.

2. Quantum dots are tiny semiconductor particles with size in few Nano-meters.

3. An artificial atom is an object with discrete energy levels for electrons.

Which of the above statements are incorrect?

Choices

Choice (4)Response
a.2 and 3
b.1
c.1 and 2
d.None of the above

Question 376

Scientific and Technological Developments
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Question

MCQ▾

Consider the following statements about World’s First 3D Printed Heart Unveiled.

1. The heart produced by researchers at Tel Aviv University is about the size of a cherry

2. The Journalists were first shown a 3D print of a heart about the size of a cherry

3. There is a possibility of organ printers to be developed in the next ten years or so.

Which of the above statements are incorrect?

Choices

Choice (4)Response
a.1,2 & 3
b.1 & 2
c.1
d.3

Question 377

Scientific and Technological Developments
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Question

MCQ▾

Consider the following statements about observations.

1. China is one of those four telecom firms who got license to rollout 5G.

2. Surgery was 1st of this kind was successfully conducted by the Chinese doctors

3. The surgeon removed the liver of a laboratory test animal over the 5G connection in an operation based on Jan 10,2019.

Which of the following statements are incorrect?

Choices

Choice (4)Response
a.3
b.1
c.2
d.All of the above