Part B: Disk Scheduling (10 Marks) Use the following list of cylinder requests in questions through 10. They are listed

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Part B Disk Scheduling 10 Marks Use The Following List Of Cylinder Requests In Questions Through 10 They Are Listed 1 (39.18 KiB) Viewed 18 times

Part B: Disk Scheduling (10 Marks) Use the following list of cylinder requests in questions through 10. They are listed in the order in which they were received. 40, 12, 22, 66, 67, 33, 80 8- List the order in which these requests are handled if the FCFS algorithm is used. Assume that the disk is positioned at cylinder So. 9- List the order in which these requests are handled if the SSTF algorithm is used. Assume that the disk is positioned at cylinder 50 10- List the order in which these requests are handled if the SCAN algorithm is used: Assume that the disk is positioned at cylinder 50 and the read write heads are moving toward the higher cylinder numbers. Part C: Information Systems (10 Marks) 11- Based on the following spreadsheet: с E 1 Sales Total 2 Vancouver $321.00 $123.00 599.00 $88.00 5621.00 3 $999.00 525.00 $32.00 52700 Burnaby Richmond SLEDO SURDO 4 $12.00 $34.00 $5600 $7.00 5 Average S44100 57733 5623 56633 a) What must be the formula in cell F3? b) What must be the formula in cell ES? c) Circle the cells that would change if Richmond Q4 sales is doubled (goes from $78.00 to S156.00) 12. Write an SQL statement that returns the address and owner of all houses that have a price not less than $200,000 in the following table called For Sale ID 110 103 155 Address 330 Lougheed 470 Lindquist St 12 Ridge Circle 940 Midway Dr. Soft 2500 1500 2000 1800 Price 490000 156000 205999 304100 Owner Sharon Yates James Owens Alice Perer Robert Gallant 165