Quiz 3

Question 1

multithreading can also improve software performance (spped) when running on single-core cpu

Answer 1

true

Question 2

the ______ multithreading model multiplexes many user-level threads to a smaller or equal number of kernel threads

Answer 2

many to many

Question 3

how many processes will be generated in the following code?

fork();
fork();
fork();

Answer 3

8

Question 4

a ____ presents a set of programmer-defined operations that are provided mutual exclusion within

Answer 4

monitor

Question 5

which of the following would be an acceptable signal handling scheme for multithreaded program? deliver the signal to the thread to which the signal applies, deliver the signal to every thread in the process, deliver the signal to only certain threads in the process, all of these

Answer 5

all

Question 6

while a process is blocked on a semaphore’s queue, it is engaged in busy waiting

Answer 6

false

Question 7

multithreading always has better performance than a single-threaded solution

Answer 7

false

Question 8

while a process is blocked on a condition variable, it is engaged in busy waiting

Answer 8

false