Is the following solution correct to solve the critical section problem? Please briefly explain. Proc (int i) { while (TRUE){            compute;            while (turn != i);            critical_section;            turn = (i+1) mod 2; } } shared int turn; turn = 1; fork(proc, 1, 0); fork(proc, 1, 1);

The following questions are about virtual memory: a.What is Belady’s anomaly in the context of virtual memory? b.What is thrashing in the context of virtual memory?

The following solution was proposed to solve the critical section problem. Is it a good solution? Please briefly explain.   interrupt_S22.JPG

Is the following solution correct to solve the Dining Philosopher problem? If yes, what is its weakness? If no, please use ONE EXAMPLE to show why it is not correct.  dining_S22.JPG

What is the purpose of the beta blocker carvedilol (Coreg)?

Refer to the following graph for questions 24-25 The economy is currently at Point A, where output Y1 is below potential output YpY_p. Simon owns several office buildings, but he notices that many companies are downsizing or shutting down, leaving a large number of vacant offices. What is Simon most likely to do?  

Consider an economy described by the following:  C = $3.15 trillion f=0.5 I = $1.2 trillion mpc=0.8 G = $2.8 trillion d=0.2 T= $3 trillion  x=0.2 NX = $-0.5 trillion The simplified expression for the consumption function is: 

For questions 28 – 30 use the following information. Jill, a local restaurant owner, notices that business has been booming since the government announced a decrease in income tax rates. She decides to increase her menu prices and hire more workers as a result.                   Graph A                                                                                    Graph B                           Graph C

Prior to the 1972 election, many economists believed that the economy was close to potential output (Point A in the graph below). It is rumored that President Nixon pressured the  Federal Reserve Chairman Arthur Burns to use expansionary monetary policy (autonomous easing of the money supply) to make employment numbers look even better going into the election. A few years later, the oil shortage hit the United States, causing a significant supply shock. Which of the following explains why Nixon’s pressure on Burns was a bad idea in the long-run?

18. Ms. Torque teaches her class using high-quality curriculum materials. A few low-achieving students receive extra help in her classroom, and two low-achieving students receive intensive one-on-one intervention. Ms. Torque is using what in her classroom?