Computers and Technology, 03.12.2020 20:10 filthyfish

Suppose the read/write head is at track 97, moving toward track 199 (the highest-numbered track on the disk) and the disk request queue contains read/write requests for sectors on track 84, 155, 103, 96, and 197, respectively. A) What is the total number of head movements needed to satisfy the requests in the queue using the first come first served (FCFS) optimization strategy?
B) What is the total number of head movements needed to satisfy the requests in the queue using the Scan optimization strategy?
C) What is the total number of head movements needed to satisfy the requests in the queue using the Look optimization strategy?

Answers: 1

Show answers

Other questions on the subject: Computers and Technology

Computers and Technology, 23.06.2019 06:00, sebcbal

When is a chart legend used a. all the time b. whenever you are comparing data that is the same c. whenever you are comparing multiple sets of data d. only for hand-drawn charts

Answers: 2

continue

Computers and Technology, 23.06.2019 22:30, delawdermia27

The output voltage of a power supply is assumed to be normally distributed. sixteen observations are taken at random on voltage are as follows: 10.35, 9.30, 10.00, 9.96, 11.65, 12.00, 11.25, 9.58, 11.54, 9.95, 10.28, 8.37, 10.44, 9.25, 9.38, and 10.85

Answers: 1

continue

Computers and Technology, 24.06.2019 02:30, journeyhile5

How to apply the fly in effect to objects on a slide

Answers: 1

continue

Computers and Technology, 24.06.2019 15:30, lizziesuks

What is the function of compilers and interpreters? how does a compiler differ from an interpreter?

Answers: 2

continue

You know the right answer?

Suppose the read/write head is at track 97, moving toward track 199 (the highest-numbered track on t...