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On March 1st, a company paid $2,700 for a one-year insurance policy.  They record adjustments annually and have a December 31st year end.  At the end of December, they need to recognize how much for the insurance used?  _______

At the end of December the company’s utility bill of $600 is not yet paid or recorded.  What is the required adjusting entry amount? _______

Question 4.4. (Bonus 5 points) Semaphore is a more sophisticated solution than mutex locks. Write the general code structure of a semaphore implementation and explain why it is more sophisticated.

Question 3.4. (Bonus 5 points) If the target computation (LINE A to LINE B) is to calculate the average of a set of numbers, would multi-threading help the performance? Why?

Question 1.15. One necessary condition for deadlock is ______, which states that there is a chain of waiting processes whereby P0 is waiting for a resource held by P1, P1 is waiting for a resource held by P2, and Pn is waiting for a resource held by P0.

Question 5.3. This question is based on your answer in the previous question – whether or not there is a deadlock problem. If there is no deadlock, indicate how you would introduce a deadlock by modifying the graph. If there is a deadlock problem or you add a cycle to create a deadlock, indicate how you would remove the deadlock by modifying the graph. 

Question 1.12. The ______ occurs in first-come-first-served scheduling when a process with a long CPU burst occupies the CPU.

Question 1.5. The ____ of a process contains temporary data such as function parameters, return addresses, and local variables. 

Question 1.18. Which of the following is true of the rate-monotonic scheduling algorithm?

Question 1.7. Imagine that a host with IP address 150.55.66.77 wishes to download a file from the web server at IP address 202.28.15.123. Select a valid socket pair for a connection between this pair of hosts.