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1. Suppose a two-lane road converges to one lane to pass through a tunnel. To coordinate the use of the tunnel, the following signal system has been installed:
A car entering either end of the tunnel causes red lights above the tunnel entrances to be turned on. As the car exits the tunnel, the lights are turned off. If an approaching car finds a red light on, it waits until the light is turned off before entering the tunnel. What is the flaw in this system?
2. Suppose the following solutions have been proposed for removing the deadlock that occurs on a single-lane bridge when two cars meet. Identify which condition for deadlock given in the text is removed by each solution.
a. Do not let a car onto the bridge until the bridge is empty.
b. If cars meet, make one of them back up.
c. Add a second lane to the bridge.
Water flows steadily from the pipe shown in Fig. P12.30 with negligible viscous effects. Determine the maximum volumetric flow rate if the water is not to flow from the open v
Your system was running fine, but you occasionally notice the sound output was "glitchy" and you decide to add a sound card. As luck would have it, a friend gave you his old
Questions 1 through 5 are based on the following scenario (adapted from Chapter 5 demand estimation question number 3, p.163) The maker of a leading brand of low-calorie mic
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Write and test a function to meet this specificationdrawFace(center, size, win) center is a Point, size is an int, and win is a GraphWin. Draws a simple face of the given si
Suppose two nodes, A and B, are attached to opposite ends of an 800 m cable, and that they each have one frame of 1024 bits (including all headers and preambles) to send to
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