0 like 0 dislike
78 views
asked by (2.4k points)  
What type of activity we do in DR drill. Actually I have not done before but I have heard from some people that they r doing DR drill can any one tell please

Please log in or register to answer this question.

1 Answer

0 like 0 dislike
answered by (2.4k points)  
Dr drill means they will do switchover

After 1 day again they will do switch back

This is only for checking purposeThey

 will note down timings

This will help to if PR goes down how quickly dr will be active

To estimate the time

Related questions

0 like 0 dislike
1 answer
0 like 0 dislike
1 answer
...