Just want to double check these questions. Not really sure about the first 3

Question 1 What type of problems can occur if you place OS functionality in library routines? Correctness problems Performance problems Protection problems There are no problems with this approach Question 2 What type of problems can occur if you place OS functionality in standalone server processes? Correctness problems Performance problems Protection problems O There are no problems with this approach Question 3 A simple system call interface limits the the amount of innovation possible in user applications. True False Question 3 A simple system call interface limits the the amount of innovation possible in user applications. True False Question 4 The Unix system call exec() creates a new process to run a program. True False Question 5 Unix and Linux are both microkernel designs. True False