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Que. One of the disadvantages of user level threads compared to Kernel level threads is
a. If a user level thread of a process executes a system call, all threads in that process are blocked.
b. Scheduling is application dependent.
c. Thread switching doesn’t require kernel mode privileges.
d. The library procedures invoked for thread management in user level threads are local procedures.
Answer:If a user level thread of a process executes a system call, all threads in that process are blocked.
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