Microtheme: Emerging TechXIT —
14 questions asked in Prelims in the past.

1. [2026] Which of the following statements with regard to the National Quantum Mission (NQM) is/are correct?
   1. It aims at developing intermediate-scale quantum computers with 50-1000 physical qubits.
   2. Its implementation includes setting up of four Thematic Hubs (T-Hubs) in academic and national R&D institutes across India.
   • (a) 1 only
   • (b) 2 only
   • (c) Both 1 and 2
   • (d) Neither 1 nor 2
   Correct Answer: (C) Both 1 and 2
2. [2026] Which of the following statements with regard to Black Boxes used in modern aircrafts is/are correct?
   1. They carry a beacon emitting red light pulses to facilitate underwater detection.
   2. They record both the cockpit voice and flight data.
   3. Their memory units are made using either stainless steel or titanium.
   • (a) 1 only
   • (b) 2 and 3 only
   • (c) 1 and 2 only
   • (d) 1, 2 and 3
   Correct Answer: (B) 2 and 3 only
3. [2026] Which of the following statements with regard to India’s indigenous new high resolution weather model, the ‘Bharat Forecast System,’ is/are correct?
   1. Its objective is to generate forecasts at the Panchayats cluster level.
   2. It was developed by IIT Delhi.
   • (a) 1 only
   • (b) 2 only
   • (c) Both 1 and 2
   • (d) Neither 1 nor 2
   Correct Answer: (A) 1 only
4. [2026] Which of the following statements about DHRUV64 is/are correct?
   1. It is the third chip fabricated under the DIR-V Programme to enable creation of microprocessors for India.
   2. It is India’s first homegrown 1.0 GHz, 64-bit dual-core microprocessor.
   • (a) 1 only
   • (b) 2 only
   • (c) Both 1 and 2
   • (d) Neither 1 nor 2
   Correct Answer: (C) Both 1 and 2
5. [2024] Which one of the following words/phrases is most appropriately used to denote “an interoperable network of 3D virtual worlds that can be accessed simultaneously by millions of users, who can exert property rights over virtual items”?
   • (a) Big data analytics
   • (b) Cryptography
   • (c) Metaverse*
   • (d) Virtual matrix
   Correct Answer: (C) Metaverse*
6. [2022] With reference to “Software as a Service (SaaS)”, consider the following statements :
   1. SaaS buyers can customise the user interface and can change data fields.
   2. SaaS users can access their data through their mobile devices.
   3. Outlook, Hotmail and Yahoo! Mail are forms of SaaS.
   Which of the statements given above are correct ?
   • (a) 1 and 2 only
   • (b) 2 and 3 only
   • (c) 1 and 3 only
   • (d) 1, 2 and 4
   Correct Answer: (D) 1, 2 and 4
7. [2022] Which one of the following is the context in which the term “qubit” is mentioned?
   • (a) Cloud Services
   • (b) Quantum Computing
   • (c) Visible Light Communication Technologies
   • (d) Wireless Communication Technologies
   Correct Answer: (B) Quantum Computing
8. [2019] Consider the following statements:
   A digital signature is
   1. an electronic record that identifies the certifying authority issuing it
   2. used to serve as a proof of identity of an individual to access information or server on Internet.
   3. an electronic method of signing an electronic document and ensuring that the original content is unchanged
   Which of the statements given above is / are correct?
   • (a) 1 only
   • (b) 2 and 3 only
   • (c) 3 only
   • (d) 1, 2 and 3
   Correct Answer: (C) 3 only
9. [2019] In the context of digital technologies for entertainment, consider the following statements:
   1. In Augmented Reality (AR) , a simulated environment is created and the physical world is completely shut out.
   2. In Virtual Reality (VR), images generated from a computer are projected onto real-life objects or surroundings.
   3. AR allows individuals to be present in the world and improves the experience using the camera of smart-phone or PC.
   4. VR closes the world, and transposes an individual, providing complete immersion experience.
   Which of the statements given above is / are correct?
   • (a) 1 and 2 only
   • (b) 3 and 4
   • (c) 1, 2 and 3
   • (d) 4 only
   Correct Answer: (B) 3 and 4
10. [2018] Consider the following pairs :
    Terms sometimes seen in news Context /Topic
    Belle II experiment Artificial Intelligence
    Blockchain technology Digital/ Cryptocurrency
    CRISPR — Cas9 Particle Physics
    Which of the pairs given above is/are correctly matched?
    • (a) 1 and 3 only
    • (b) 2 only
    • (c) 2 and 3 only
    • (d) 1, 2 and 3
    Correct Answer: (A) 1 and 3 only
11. [2018] The terms ‘Wanna Cry, Petya and Eternal Blue’ sometimes mentioned in the news recently are related to
    • (a) Exo-planets
    • (b) Crypto-currency
    • (c) Cyber attacks
    • (d) Mini satellites
    Correct Answer: (C) Cyber attacks
12. [2018] ‘3D printing’ has applications in which of the following?
    1.Preparation of confectionery items
    2.Manufacture of bionic ears
    3.Automotive industry
    4.Reconstructive surgeries
    5.Data processing technologies
    Select the correct answer using the code given below :
    • (a) 1, 3 and 4 only
    • (b) 2, 3 and 5 only
    • (c) 1 and 4 only
    • (d) 1, 2, 3, 4 and 5
    Correct Answer: (D) 1, 2, 3, 4 and 5
13. [2014] In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?
    1. Iris scanning
    2. Retinal scanning
    3. Voice recognition
    Select the correct answer using the code given below:
    • (a) 1 only
    • (b) 2 and 3 only
    • (c) 1 and 3 only
    • (d) 1, 2 and 3 only
    Correct Answer: (D) 1, 2 and 3 only
14. [2011] A new optical disc format known as the Blu-ray disc is becoming popular. In what way is it different from the traditional DVD?
    1. DVD supports standard definition video while Blu-ray disc supports high-definition video.
    2. Compared to a DVD, the Blu-ray disc format has several times more storage capacity.
    3. Thickness of Blu-ray discs is 2.4 mm while that of DVD is 1.2 mm.
    • (a) 1 only
    • (b) 1 and 2 only
    • (c) 2 and 3 only
    • (d) 1, 2 and 3
    Correct Answer: (B) 1 and 2 only