Question: Which characteristics are true of kernel threads? Mark all that apply. Switching threads is faster than in user-level threads Multiple threads in the same process

Which characteristics are true of kernel threads? Mark all that apply.

Switching threads is faster than in user-level threads
Multiple threads in the same process can be scheduled on different CPUs on a multi-core machine.
Thread operations involve the operating system.
A blocking operation by one thread will block all threads in the process.
Threaded programs are easily ported to other systems.

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