Science & Tech

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5 questions

2020 · Question 38 · Information Technology
With the present state of development, Artificial Intelligence can effectively do which of the following ? 1. Bring down electricity consumption in industrial units 2. Create meaningful short stories and songs 3. Disease diagnosis 4. Text-to-Speech Conversion 5. Wireless transmission of electrical energy Select the correct answer using the code given below :
Choose your answer(a)1, 2, 3 and 5 only(b)1, 3 and 4 only(c)2, 4 and 5 only(d)1, 2, 3, 4 and 5
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2020 · Question 39 · Information Technology
With reference to Visible Light Communication (VLC) technology, which of the following statements are correct ? 1. VLC uses electromagnetic spectrum wavelengths 375 to 780 nm. 2. VLC is known as long-range optical wireless communication. 3. VLC can transmit large amounts of data faster than Bluetooth. 4. VLC has no electromagnetic interference. Select the correct answer using the code given below :
Choose your answer(a)1, 2 and 3 only(b)1, 2 and 4 only(c)1, 3 and 4 only(d)2, 3 and 4 only
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2020 · Question 40 · Information Technology
With reference to “Blockchain 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 blockchain is such that all the data in it are about cryptocurrency only. 3. Applications that depend on basic features of blockchain can be developed without anybody’s permission. Which of the statements given above is/are correct ?
Choose your answer(a)1 only(b)1 and 2 only(c)2 only(d)1 and 3 only
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2020 · Question 42 · Information Technology
Consider the following activities : 1. Spraying pesticides on a crop field 2. Inspecting the craters of active volcanoes 3. Collecting breath samples from spouting whales for DNA analysis At the present level of technology, which of the above activities can be successfully carried out by using drones ?
Choose your answer(a)1 and 2 only(b)2 and 3 only(c)1 and 3 only(d)1, 2 and 3
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2020 · Question 46 · Information Technology
In India, the term “Public Key Infrastructure” is used in the context of
Choose your answer(a)Digital security infrastructure(b)Food security infrastructure(c)Health care and education infrastructure(d)Telecommunication and transportation infrastructure
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)

In India, the term “Public Key Infrastructure” is used in the context of