For questions 9-12, assume the disk contains 100 cylinders (0-99), the positioning time takes 100 µs/cylinder, the head starts at 92, and the queues is: 92, 61, 17, 78, 2, 9, 97. For each disk scheduling algorithm, calculate the total amount of positioning time to service the entire queue.

What side length would you specify if you were required to create a regular hexagonal plate that was composed of 33 cm(squared) of sheet metal? dimension the side length to 0.1 cm

When writing a business letter, how many times can you use the same merge field in a document? once once, unless using the address block feature unlimited it will depend on the type of document you choose

Two students are discussing electricity that has a frequency of 60 hz. student a says that this type of electricity is referred to as ac. student b says that in this type of electricity, the electrons flow in only one direction. which of the following statements is correct? a. only student a is correct b. only student b is correct c. both of the two students are correct d. neither of the two students is correct