What interview questions can come from blockchain projects?

A strong MCA project should solve a clear problem and demonstrate real technical work. A student can strengthen it with proper documentation, testing, source control and a working demonstration. The practical value of blockchain projects becomes clearer when you use it to solve an actual problem instead of studying definitions alone. This point is specifically relevant to the blockchain projects aspect of MCA study. For this specific question about blockchain projects, the practical takeaway is to relate the concept to your own MCA learning goal.