Finally, again referring back to the exhibit in Question 1, what was the effective spread for your 500 share market sell order in Question 3?

A broker who front-runs a large sell order from one of his customers

If there are two resting limit buy orders in a limit order book and a market sell order arrives

Based on your sale of 500 GOOG shares for $1,498.23 in Question 3, what is the realized dollar spread per share?

Suppose you were thinking of trading Google (GOOG).  You look up the market conditions for the stock you your favorite web-site, and find the following information: If you were to submit a 500 share market sell order, how much would you expect to get for each GOOG share?

Crossing networks

In class, we used the following approach to demonstrate that you can use the TS instruction to implement general semaphores. sema_general_S22.JPG Suppose the initial value of value is 2. Please use one example to justify while(!s.hold); is necessary. 

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);

We discussed the following problem in the class. X is a shared variable between process A and process B. Process B can only retrieves x AFTER process A updates x. PAPB_S22.JPG a.Please use P and V to solve the above problem. b.Please use a monitor and a conditional variable to solve this problem.

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?