parallel comp (FA3, M4-5)

Calling the semaphore's release() method blocks and waits until the semaphore is available.

• False
• True

The semaphore's release() method always decrements the counter's value.

• False
• True

The semaphore's release() method always increments the counter's value.

• True
• False

The semaphore's acquire() method decrements its value if the counter is positive.

• True
• False

The binary semaphore can only be acquired and released by the same thread.

• False
• True

The binary semaphore can have a positive or negative value.

• False
• True

The binary semaphore will have a value of 0, 1, 2, 3, etc.

• False
• True

The binary semaphore can be acquired and released by different threads.

• True
• False

In addition to modifying the counter value, what else does calling the semaphore's release() method do?

• increments the internal counter and unblocks acquirers
• Block all other threads waiting on the semaphore.
• Block and wait until the semaphore is available.
• nothing else

A barrier for a group of threads or processes in the source code means any thread/process must stop at this point and cannot proceed until all other threads/processes reach this barrier.

• True
• False