Consider a demand-paged computer system where the degree of multiprogramming is currently fixed at four. the system was recently measured to determine utilization of cpu and the paging disk. the results are one of the following alternatives. for each case, what is happening? can the degree of multiprogramming be increased to increase the cpu utilization? is the paging ? a. cpu utilization 13 percent; disk utilization 97 percent b. cpu utilization 87 percent; disk utilization 3 percent c. cpu utilization 13 percent; disk utilization 3 percent

Write a function that draws a pool ball. this function should take as parameters, the color, the number that should go on the pool ball, and the location of the center of the pool ball. the radius of the pool balls should be pool_ball_radius, and the font of the number should be pool_ball_font. the text of the pool ball font should be white. drawpoolball(color.orange, 5, 100, 100); drawpoolball(color.green, 6, 50, 200); drawpoolball(color.red, 3, 150, 350); drawpoolball(color.blue, 2, 250, 140); to center the numbers on the pool ball, you should use the getwidth() and getheight() methods. you are allowed to call these methods on your text object, such as txt.

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The open systems interconnection (osi) reference model: defines standards for many aspects of computing and communications within a network. is a generic description for how computers use multiple layers of protocol rules to communicate across a network. defines standards for wireless local area network (wlan) communication protocols. details the advantages and disadvantages of various basic network cabling options.