Question: Chapter 4: Concepts on Concurrent Programming Threads vs. Process: What are threads? How to create threads? _______________________ What does thread_join() do? _______________________ What's the difference

Chapter 4: Concepts on Concurrent Programming Threads vs. Process: What are threads? How to create threads? _______________________ What does thread_join() do? _______________________ What's the difference between thread_barrier() and thread_join()? What's a Critical Region? _______________________ How to protect Critical Regions __________________ In Gauss elimination: What's partial pivoting? ________________________ Why partial pivoting? ________________________ Given linear equstions A.X = B What's LU decomposition? _______________________________________________ After converting A = L.U, how to solve for X? _________________________

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