CMP 641 Operating Systems

1. An operating system that does not support multithreading cannot simultaneously utilize multiple processors (CPUs).
Do you agree? Please provide reason(s) to support your answer.
2. A process that is waiting for access to a critical section does not consume CPU time.
Do you agree? Please provide reason(s) to support your answer.
3. Windows 8 Thread can be in one of has 6 states (Figure 4.11 on Textbook page 76); whereas UNIX/Solaris Thread can be in one of 8 states (Figure 4.14 on Textbook page 180).
Windows 8 Thread does not have a “ZOMBIE” state. Would it be useful if Windows 8 were modified to add the “ZOMBIE” state? Please provide reason(s) to support your answer.
Grading Policy
Deducted
Why
10%
Submitted a solution that is identical or similar to the one submitted by others.
10%
Submitted a solution that has nothing or little to do with the requirements.
8%
Copied words from resources.
3%
Did not provide reason(s) – 3% for each question
3%
Provided irrelevant reason(s) – 3% for each question
3%
Provided incorrect reason(s) – 3% for each question.
4%
Provided one or more incorrect statements. For example, one day has 36 hours or an operating system is a piece of hardware.
1%
Did not put your name in the file.
1%
Did not follow the file naming instruction.

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