Select all the correct statements about scheduling: select one or more:
(a) In Lottery scheduling, all processes have an equal chance to be scheduled
(b) In priority scheduling for interactive systems, low-priority processes may starve if priorities are not adjusted
(c) The SJF algorithm for batch systems selects processes so that the average turnaround time is minimal
(d) A process executing down(&semaphore) with semaphore = 1 will cause the scheduler to be invoked

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.

Terri needs to insert a cover page into her document. where should she go to access the commands to do so? o insert tab, objects group o insert tab, illustrations group o insert tab, pages group o insert tab, media group submit

Along what line of action can the camera move to follow the movement of actors for screen direction? a. along a 90-degree arcb. along a 120-degree arcc. along a 180-degree arcd. along a 360-degree arc