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

  1. A. 1 only
  2. B. 3 only
  3. C. 1 and 2 only
  4. D. 1, 2 and 3

Correct Answer: B. 3 only

Explanation

Kavach is an indigenous system developed by RDSO in collaboration with Indian industry, not Japan. Its trials were facilitated by South Central Railway, not Southern Railway. It is indeed SIL-4 certified.

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