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Defence and Strategic Technologies

13 PYQs · Asked in 8 of 16 years · Free practice

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PYQs on Defence and Strategic Technologies

13 PYQs from 2011–2026
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Prelims 2026

4 questions
Science & TechnologyDefence and Strategic TechnologiesMilitary Radar, Electronic Warfare and SurveillanceMedium (editorial estimate)
Question details
Type:
Statement based
Skill:
Concept understanding
Tags:
Military Radar, Electronic Warfare and Surveillance · Radar, Sonar and Remote-Sensing Instruments
Related topics:
Radar, Sonar and Remote-Sensing Instruments

Classification and difficulty are editorial labels. Explanations are awaiting review.

2026 · Q43

Prelims 2026, question 43: Military Radar, Electronic Warfare and Surveillance

Which of the following statements with regard to stealth technology is/are correct ? 1. Stealth objects have a very small radar cross-section and are coated with Radar Absorbing Material. 2. Stealth objects can be detected using specific frequencies. 3. Stealth objects are coated with metamaterials to increase the scattering of electromagnetic radiation. Select the answer using the code given below :

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Science & TechnologyDefence and Strategic TechnologiesMilitary Aviation, UAVs and Aerospace PlatformsMedium (editorial estimate)
Question details
Type:
Statement based
Skill:
Concept understanding
Tags:
Military Aviation, UAVs and Aerospace Platforms · Military Radar, Electronic Warfare and Surveillance
Related topics:
Military Radar, Electronic Warfare and Surveillance

Classification and difficulty are editorial labels. Explanations are awaiting review.

2026 · Q47

Prelims 2026, question 47: Military Aviation, UAVs and Aerospace Platforms

Which of the following statements with regard to drone swarms is/are correct ? 1. They use Terahertz band of frequency to communicate with the command centre. 2. Individual drones in the swarm can communicate with other drones in the swarm. 3. GPS Spoofing is a commonly used technique to counter drone swarm attack. Select the answer using the code given below :

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Science & TechnologyDefence and Strategic TechnologiesMilitary Radar, Electronic Warfare and SurveillanceMedium (editorial estimate)
Question details
Type:
Statement based
Skill:
Concept understanding
Tags:
Military Radar, Electronic Warfare and Surveillance · Missiles, Guidance and Strategic Delivery Systems
Related topics:
Missiles, Guidance and Strategic Delivery Systems

Classification and difficulty are editorial labels. Explanations are awaiting review.

2026 · Q60

Prelims 2026, question 60: Military Radar, Electronic Warfare and Surveillance

Consider the following statements about Mission Sudarshan Chakra of India: 1. It aims to enhance India's air defence, ballistic missile defence and aerial offensive capabilities. 2. This Mission is being designed to enhance rapid, precise, and powerful defence responses, reinforcing India's strategic autonomy. 3. One of the aims of this Mission is to cover all public places of India by an expanded nationwide security shield by 2035. Which of the statements given above is/are correct?

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Science & TechnologyDefence and Strategic TechnologiesDefence R&D, Indigenisation and Dual-Use TechnologyHard (editorial estimate)
Question details
Type:
Statement based
Skill:
Concept understanding
Tags:
Defence R&D, Indigenisation and Dual-Use Technology · Land Warfare Systems, Artillery and Armoured Platforms · Military Aviation, UAVs and Aerospace Platforms · Naval, Submarine and Maritime Defence Systems
Related topics:
Land Warfare Systems, Artillery and Armoured Platforms · Military Aviation, UAVs and Aerospace Platforms · Naval, Submarine and Maritime Defence Systems

Classification and difficulty are editorial labels. Explanations are awaiting review.

2026 · Q68

Prelims 2026, question 68: Defence R&D, Indigenisation and Dual-Use Technology

Which of the following items of defence hardware is/are manufactured in India ? 1. Su-30 MKI Fighter Jets 2. T-90 MK-III Tanks 3. Akula Class Submarine Select the answer using the code given below :

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Prelims 2025

3 questions
Science & TechnologyDefence and Strategic TechnologiesMilitary Aviation, UAVs and Aerospace PlatformsMedium
Question details
Type:
Statement based
Skill:
Careful distinction
2025 · Q42

Prelims 2025, question 42: Military Aviation, UAVs and Aerospace Platforms

With reference to Unmanned Aerial Vehicles (UAVs), consider the following statements: I. All types of UAVs can do vertical landing. II. All types of UAVs can do automated hovering. III. All types of UAVs can use battery only as a source of power supply. How many of the statements given above are correct?

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Science & TechnologyDefence and Strategic TechnologiesExplosives, Ammunition and Energetic MaterialsMedium
Question details
Type:
Single choice
Skill:
Fact recall
2025 · Q46

Prelims 2025, question 46: Explosives, Ammunition and Energetic Materials

What is the common characteristic of the chemical substances generally known as CL-20, HMX and LLM-105, which are sometimes talked about in media?

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Science & TechnologyDefence and Strategic TechnologiesMilitary Aviation, UAVs and Aerospace PlatformsMedium
Question details
Type:
Pairs
Skill:
Fact recall
2025 · Q84

Prelims 2025, question 84: Military Aviation, UAVs and Aerospace Platforms

With reference to India's defence, consider the following pairs: Aircraft type – Description I. Dornier-228 : Maritime patrol aircraft II. IL-76 : Supersonic combat aircraft III. C-17 Globemaster III : Military transport aircraft How many of the pairs given above are correctly matched?

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Prelims 2024

1 question
Science & TechnologyDefence and Strategic TechnologiesMilitary Aviation, UAVs and Aerospace PlatformsMedium (editorial estimate)
Question details
Type:
Statement based
Skill:
Fact recall
Tags:
Fighter generations · Rafael · MiG-29 · Tejas MK-1

Classification and difficulty are editorial labels. Explanations are awaiting review.

2024 · Q35

Prelims 2024, question 35: Military Aviation, UAVs and Aerospace Platforms

Consider the following aircraft: 1. Rafael 2. MiG-29 3. Tejas MK-1 How many of the above are considered fifth generation fighter aircraft?

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Prelims 2023

1 question
Science & TechnologyDefence and Strategic TechnologiesMissiles, Guidance and Strategic Delivery SystemsMedium (editorial estimate)
Question details
Type:
Statement based
Skill:
Fact recall
Tags:
ballistic and cruise missiles · Missiles, Guidance and Strategic Delivery Systems

Classification and difficulty are editorial labels. Explanations are awaiting review.

2023 · Q58

Prelims 2023, question 58: Missiles, Guidance and Strategic Delivery Systems

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?

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Prelims 2022

1 question
Science & TechnologyDefence and Strategic TechnologiesMissiles, Guidance and Strategic Delivery SystemsEasy (editorial estimate)
Question details
Type:
Single choice
Skill:
Fact recall
Tags:
Fractional Orbital Bombardment · Missiles, Guidance and Strategic Delivery Systems
Related topics:
Launch Vehicles, Propulsion and Reusable Space Systems

Classification and difficulty are editorial labels. Explanations are awaiting review.

2022 · Q34

Prelims 2022, question 34: Missiles, Guidance and Strategic Delivery Systems

Which one of the following statements best reflects the idea behind the "Fractional Orbital Bombardment System" often talked about in media?

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Prelims 2018

1 question
Science & TechnologyDefence and Strategic TechnologiesMissiles, Guidance and Strategic Delivery SystemsEasy (editorial estimate)
Question details
Type:
Single choice
Skill:
Fact recall
Tags:
Missiles, Guidance and Strategic Delivery Systems · Defence and Strategic Technologies
Related topics:
Collective Security, Military Alliances and NATO

Classification and difficulty are editorial labels. Explanations are awaiting review.

2018 · Q43

Prelims 2018, question 43: Missiles, Guidance and Strategic Delivery Systems

What is “Terminal High Altitude Area Defense (THAAD)”, sometimes seen in the news?

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Prelims 2016

1 question
Science & TechnologyDefence and Strategic TechnologiesNaval, Submarine and Maritime Defence SystemsEasy (editorial estimate)
Question details
Type:
Single choice
Skill:
Fact recall
Tags:
Naval, Submarine and Maritime Defence Systems · Which one of the following is the best description of 'INS Astradharini', that was in the news recently?

Classification and difficulty are editorial labels. Explanations are awaiting review.

2016 · Q46

Prelims 2016, question 46: Naval, Submarine and Maritime Defence Systems

Which one of the following is the best description of 'INS Astradharini', that was in the news recently?

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Prelims 2014

1 question
Science & TechnologyDefence and Strategic TechnologiesMissiles, Guidance and Strategic Delivery SystemsMedium
Question details
Type:
Statement based
Skill:
Fact recall
Tags:
Missiles, Guidance and Strategic Delivery Systems
2014 · Q37

Prelims 2014, question 37: Missiles, Guidance and Strategic Delivery Systems

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.

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