Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Ronak kumari upadhyay Best Answer
Dear student The bottle neck items are products with limited source of supply. Their supply risk is high, but do not have a major financial impact. For example, an integral part of technology hardware, the power pack for a laptop.