Answer:
Scan scheduling is a disk scheduling algorithm.In this algorithm disk arm proceeds into a specific direction and responds to the requests coming on its way and after reaching at the end of the disk, it reverses direction and again responds to the request coming on its way. It works like an elevator and that is why it is also known as elevator algorithm.
Answer:
D.[50, 100, 150, 200, 250]
Explanation:
This is a trick question because the integer n is only a counter and does not affect the array nums. To change the actual array it would have to say...nums[n] = n/nums[0];
A CD Player would be an example of a compound machine. A compound machine is one which contains several simple machines.
Simple machines are the following: Levers, pulleys, screws, and inclined planes.
I don't think that a screw or a pulley by itself could play a CD =P
Your answer is choice B, Compound Machine.
Hope that helped! =)
Confront them, and be direct about the situation ( don't be afraid to take action)