Consider the following statements about Kavach, the automatic train protection system : 1. It is designed and developed by Research Design and Standard Organisation (RDSO) in collabo-ration with Railway Technical Research Institute (RTRI), Japan 2. The trials of Kavach were facili-tated by the Southern Railway 3. Kavach is a state-of-the-art electronic system with Safety Integrity Level-4 (SIL-4) Which of the statements given above is/are correct ?

Asked in UPSC NDA 2 2023 · Topic: ICT in Disaster Management and Public Service Delivery (Internet of Things (IoT) for Smart Infrastructure and Monitoring)

1. 1 only
2. 3 only
3. 1 and 2 only
4. 1, 2 and 3

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