Estimate elevator algorithm-closest cylinder next, Mechanical Engineering

Assignment Help:

Disk requests come in to the disk driver for cylinders 10, 22, 20, 2, 40, 6, and 38, in that order. A seek takes 6 mes per cylinder moved. How much seek time is needed for

(a) First-come, first served.

(b) Closest cylinder next.

(c) Elevator algorithm (initially moving upward).

In all cases, the arm is initially at cylinder 20.

 

 


Related Discussions:- Estimate elevator algorithm-closest cylinder next

Laser sources-carbon dioxide (co2) lasers, Carbon Dioxide (CO 2 ) Lasers ...

Carbon Dioxide (CO 2 ) Lasers   The CO 2 laser is a gas discharge device and it operates by electric excitation of an active medium that is a mixture of helium, nitrogen an

Determine the diameter of wire - close coiled helical spring, Determine the...

Determine the diameter of wire - close coiled helical spring: A close coiled helical spring has to absorb 100 N-m of energy while compressed to 10 cm. The coil diameter is 10

Thermodynamic, what is the difference between intrinsic and extrinsic proce...

what is the difference between intrinsic and extrinsic process?

#title., Derive and expression for force exerted by a jet of water on fixed...

Derive and expression for force exerted by a jet of water on fixed vertical plate in direction of

Derive heat transfer and work transfer expression, Derive heat transfer and...

Derive heat transfer and work transfer expression in an non-flow or closed isothermal and polytropic procedure?

Fatigue crack propagation, Fatigue crack propagation: If it is assumed...

Fatigue crack propagation: If it is assumed that no plastic deformation occurs around crack tip and law of fatigue crack propagation for place of above Example is da/dN =  10

What is coated electrode, Q. What is coated electrode? These types of e...

Q. What is coated electrode? These types of electrodes are prepared by coating of flux on metal wire. Due to arc metal electrode melts and used as filler metal. Flux melts and

Concept of absolute thermodynamic temperature scale, (a) Write short note o...

(a) Write short note on steady flow energy equation and its applications. (b) A heat engine operating between two reservoirs at 1000k and 300k is used to drive a heat pump which

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd