1.Explain the potential performance disadvantage of a microkernel OS. 2. List three functions you would expect to find even in a minimal microkernel OS. 3. What is the basic form of communications between processes or threads in a microkernel OS? 4. In the discussion of ULTs versus KLTs, it was pointed out that a disadvantage of
ULTs is that when a ULT executes a system call, not only is that thread blocked, but
also all of the threads within the process are blocked.Why is that so?