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20 questions from UPSC CSE Prelims GS Paper 1 on Defence Technology (Science & Technology). Spanning from 1996 to 2024. Practice with show/hide answers and detailed explanations.
20
Questions
14
Years
10
Easy
10
Moderate
Practice these questions in quiz mode
Based on 20 questions across 14 years, UPSC has consistently tested aspirants' understanding of Defence Technology within the broader Science & Technology syllabus. The questions range from factual recall to application-based analysis.
Recent trends show UPSC moving towards statement-based questions that combine multiple aspects of Defence Technology. Aspirants should focus on understanding concepts rather than memorizing isolated facts.
Q: Consider the following activities: 1. Identification of narcotics on passengers at airports or in aircraft 2. Monitoring of precipitation 3. Tracking the migration of animals In how many of the above activities can the radars be used?
Q: Consider the following aircraft : 1. Rafael 2. MiG-29 3. Tejas MK-1 How many of the above are considered fifth generation fighter aircraft ?
Q: Which of the following is/are correctly matched in terms of equivalent rank in the three services of Indian Defence forces? Army — Airforce — Navy 1. Brigadier — Air Commodore — Commander 2. Major General — Air Vice Marshal — Vice Admiral 3. Major — Squadron Leader — Lieutenant Commander 4. Lieutenant Colonel — Group Captain — Captain Select the correct answer using the code given below:
Q: Consider the following actions : 1. Detection of car crash/collision which results in the deployment of airbags almost instantaneously 2. Detection of accidental free fall of a laptop towards the ground which results in the immediate turning off of the hard drive 3. Detection of the tilt of the smart-phone which results in the rotation of display between portrait and landscape mode In how many of the above actions is the function of accelerometer required?
Q: Consider the following statements : 1. Ballistic missiles are jet-propelled at subsonic speeds throughout their flights, while cruise missiles are rocket-powered only in the initial phase of flight. 2. Agni-V is a medium-range supersonic cruise missile, while BrahMos is a solid-fuelled intercontinental ballistic missile. Which of the statements given above is/are correct?
Q: Which one of the following statements best describes the ‘Polar Code’?
Q: 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 ?
Q: What is "Terminal High Altitude Area Defense (THAAD)", sometimes seen in the news?
Q: Which one of the following is the best description of 'INS Astradharini', that was in the news recently?
Q: What is 'Greased Lightning-10 (GL-10)', recently in the news?
Q: With reference to Agni-IV Missile, which of the following statements is/are correct? 1. It is a surface-to-surface missile. 2. It is fuelled by liquid propellant only. 3. It can deliver one-tonne nuclear warheads about 7500 km away. Select the correct answer using the code given below.
Q: Consider the following statements: 1. INS Sindhughosh is an aircraft carrier. 2. INS Viraat is a submarine. Which of the statements given above is/are correct?
Q: In the context of Indian defence, consider the following statements : 1. The Shourya missile flies with a speed of more than 8 Mach. 2. The range of Shourya missile is more than 1600 km. Which of the statements given above is/are correct ?
Q: From which one of the following did India buy the Barak anti-missile defence systems?
Q: In the context of the Indian defence, what is ‘Dhruv’?
Q: Consider the following statements: 1. In November 2006, DRDO successfully conducted the interception test using Prithvi-II missile. 2. Prithvi-II is a surface-to-surface missile and can be deployed to guard the metros against air attack. Which of the statements given above is/are correct?
Q: Which one of the following pairs is not correctly matched?
Q: With reference to Indian defence, which one of the following statements is correct?
Q: The range of Agni-II missile is around
Q: Which one of the following is a modern tank?
UPSC has asked 20 questions on Defence Technology in GS Paper 1 Prelims between 1996 and 2024. This sub-topic falls under Science & Technology.
Questions on Defence Technology have appeared in UPSC Prelims in the following years: 2024, 2023, 2022, 2020, 2018, 2016, 2014, 2009, 2008, 2007, 2005, 2003, 2001, 1996. The topic has appeared in 14 out of 31 years.
Among 20 questions on Defence Technology: 10 are easy, 10 are moderate, and 0 are difficult. Most questions test conceptual understanding of the topic.
