Suppose that a disk drive has 5,000 cylinders, numbered 0 to 4,999. The drive is currently serving a request at cylinder 2,150, and the previous request was at cylinder 1,805. The queue of pending requests, in FIFO order, is:

The queue pending requests of FIFO order is ;

86, 1470, 1774, 948, 1509, 1022, 1750, 130.

Explanation:

The FCFS schedule is 143, 86, 1470, 913, 1774, 948, 1509, 1022, 1750, 130.

Total seek distance is 7081.

The SSTF schedule is 143, 130, 86, 913, 948, 1022, 1470, 1509, 1750, 1774.

Total seek distance is 1745.

The LOOK schedule is 143, 913, 948, 1022, 1470, 1509, 1750, 1774, 130, 86.

Total seek distance is 3319.

The SCAN schedule is 143, 913, 948, 1022, 1470, 1509, 1750, 1774, 4999, 130, 86.

Total seek distance is 9769.

The USSR was really in the right. They had spotted a spy plane with an American pilot inside trespassing in restricted air space and shot it down without killing the spy. Although the USSR had spies in the US, they had still caught an American spy nonetheless. The document says "After extensive questioning by the KGB, Powers was convicted of spying and sentenced to three years in prison and seven more of hard labor." This shows that the trial did take place and the spy plane really was a spy, so the Soviets did what they were supposed to do and imprisoned the man. Later on though, there was a prisoner trade that would help settle disputes

Explanation:

This answer worked for me on Edge