Problem1 what are the structural changes that take place in, Ask an Expert

Engineering

Problem

1. What are the structural changes that take place in memory when

(i) a file is opened twice

(ii) its descriptor is replicated? In how many ways can you replicate the descriptor?

2. Modify the program (Self-Test) so that process A creates B and B creates C. The summation should be performed in C and the result returned to B as the exit status. B should double the summed value and return the product to A as the exit status. Will the program work with large numbers?

3. Name two advantages waitpid has over wait. How do you use waitpid to emulate the behavior of wait?

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Computer Engineering, Engineering

Category:- Computer Engineering
Reference No.:- M92704961

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