UPSC Prelims Practice Questions — Aatmanirbhar Bharat: MoD inks Rs 449 crore contract for 20 Enhanced Capability Global Navigation Satellite System Jammers for Indian Navy

Q1. Under the Defence Acquisition Procedure (DAP) 2020, the Acceptance of Necessity (AoN) for capital acquisition proposals under the Buy (Indian-IDDM) category is accorded by which one of the following?

  • A. Defence Acquisition Council (DAC)
  • B. Defence Procurement Board
  • C. Defence Research and Development Council
  • D. Cabinet Committee on Security

Q2. As per the Defence Acquisition Procedure (DAP) 2020, the Buy (Indian-IDDM) category is exclusively reserved for Indian vendors in which foreign direct investment (FDI) is not more than:

  • A. 26%
  • B. 49%
  • C. 74%
  • D. 100%

Q3. Which one of the following is the official service provider of the Galileo Global Navigation Satellite System?

  • A. European Space Agency (ESA)
  • B. European Commission's Directorate-General for Defence Industry and Space
  • C. EU Agency for the Space Programme (EUSPA)
  • D. European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT)

Q4. With reference to Global Navigation Satellite Systems (GNSS), consider the following statements: 1. BeiDou is a globally operational navigation satellite system developed by China. 2. Galileo is owned and operated by the European Space Agency (ESA). 3. GLONASS is the global navigation satellite system maintained by Russia. 4. NavIC is a regional satellite navigation system designed by ISRO to cover India and a region extending up to about 1500 km from Indian landmass. Which of the statements given above are correctly identified?

  1. BeiDou is a globally operational navigation satellite system developed by China.
  2. Galileo is owned and operated by the European Space Agency (ESA).
  3. GLONASS is the global navigation satellite system maintained by Russia.
  4. NavIC is a regional satellite navigation system designed by ISRO to cover India and a region extending up to about 1500 km from Indian landmass.
  • A. 1 and 2 only
  • B. 1, 3 and 4 only
  • C. 2 and 4 only
  • D. 3 only

Q5. The Rs 449 crore contract signed in June 2026 for the procurement of 20 Enhanced Capability Global Navigation Satellite System (ECGNSS) Jammers for the Indian Navy was awarded to which one of the following Indian firms?

  • A. Bharat Electronics Limited (BEL), Bengaluru
  • B. Accord Software and Systems Pvt Ltd (ASSPL), Bengaluru
  • C. Bharat Dynamics Limited (BDL), Hyderabad
  • D. Data Patterns (India) Ltd, Chennai

Q6. How many Enhanced Capability Global Navigation Satellite System (ECGNSS) Jammer systems for the Indian Navy are covered under the Rs 449 crore contract signed by the Ministry of Defence in June 2026?

  • A. 12
  • B. 20
  • C. 28
  • D. 49

Q7. Under which subdivision of Electronic Warfare (EW), as classified by the Defence Research and Development Organisation (DRDO), do Global Navigation Satellite System (GNSS) jammers — such as the Enhanced Capability GNSS Jammers contracted for the Indian Navy — primarily fall?

  • A. Electronic Attack (EA)
  • B. Electronic Protection (EP)
  • C. Electronic Support (ES)
  • D. Electronic Counter-Countermeasures (ECCM)

Q8. With reference to India's regional satellite navigation system NavIC (IRNSS), which of the following is its design and implementing agency?

  • A. Defence Research and Development Organisation (DRDO)
  • B. Indian Space Research Organisation (ISRO)
  • C. Ministry of Electronics and Information Technology (MeitY)
  • D. Airports Authority of India (AAI)

Q9. How many satellites constitute the space segment of India's regional navigation satellite system NavIC (IRNSS) as originally designed by ISRO?

  • A. 4
  • B. 7
  • C. 24
  • D. 30

Q10. The Innovations for Defence Excellence (iDEX) initiative of the Government of India is implemented through which one of the following organisations?

  • A. Defence Research and Development Organisation (DRDO)
  • B. Defence Innovation Organisation (DIO)
  • C. Defence Acquisition Council (DAC)
  • D. Directorate General of Quality Assurance (DGQA)

Q11. Among the following recent indigenous procurement contracts signed by the Ministry of Defence for the Indian Navy, which one has the highest contract value?

  • A. Sarang Electronic Support Measure systems with Bharat Electronics Limited
  • B. Lynx-U2 Fire Control Systems with Bharat Electronics Limited
  • C. EON-51 systems with Bharat Electronics Limited
  • D. Medium-Range Surface-to-Air Missiles with Bharat Dynamics Limited

Q12. With reference to recent indigenous procurement contracts of the Indian Navy, consider the following statements: 1. The Sarang Electronic Support Measure systems are being supplied by Bharat Electronics Limited. 2. The Medium-Range Surface-to-Air Missile contract for the Indian Navy was signed with Bharat Dynamics Limited. 3. The Lynx-U2 Fire Control Systems for the Indian Navy are being supplied by Bharat Dynamics Limited. Which of the statements given above is/are correct?

  1. The Sarang Electronic Support Measure systems are being supplied by Bharat Electronics Limited.
  2. The Medium-Range Surface-to-Air Missile contract for the Indian Navy was signed with Bharat Dynamics Limited.
  3. The Lynx-U2 Fire Control Systems for the Indian Navy are being supplied by Bharat Dynamics Limited.
  • A. 1 and 2 only
  • B. 2 and 3 only
  • C. 1 and 3 only
  • D. 1, 2 and 3

Q13. Which one of the following is India's indigenous satellite-based regional navigation system, designed and operated independently of any foreign GNSS, whose signals can be denied or deceived by adversary Electronic Warfare techniques such as jamming and spoofing?

  • A. GAGAN
  • B. NavIC
  • C. QZSS
  • D. BeiDou

Q14. How many satellites constitute the space segment of India's NavIC (IRNSS) regional navigation satellite constellation as originally configured by ISRO?

  • A. 4
  • B. 7
  • C. 24
  • D. 30
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