Satisfy all the pending requests

Assignment Help Basic Computer Science
Reference no: EM131480476

Question:Suppose that a disk drive has 100 cylinders, numbered 0 to 99. The driver is currently serving a request at cylinder 14. The queue of pending requests is, in the order received: 1, 12, 9, 80, 81, 1, 82, 10, 42Starting from the current head position, what is the total distance (in cylinders) that the disk arm moves to satisfy all the pending requests for the following scheduling algorithms. 1. First come first serve, 2. SCAN (initially moving downwards)

Reference no: EM131480476

Questions Cloud

Explain what are the key leadership competencies : What are the key leadership competencies that will be needed in leaders by 2020? Why are they important? What leadership changes will be most important?
Positive considerations swan would face : Given the nature of the company, would you suggest growing over time it or selling it as soon as possible. Why?
How would you use iv estimation to obtain an iv estimator : Consider the following model where Y = monthly changes in the AAA bond rate, X = monthly change In the three month Treasury bill rate (TB3).
Explain why you are making the recommendations that you are : Explain why you are making the recommendations that you are. Be sure to keep the focus on what can and should be done in light of constraints facing company.
Satisfy all the pending requests : Starting from the current head position, what is the total distance (in cylinders) that the disk arm moves to satisfy all the pending requests for the following
Decision support systems : What is the knowledge-based economy? Give Examples Give examples of Explicit and Tacit knowledge.
Lattice of security labels for the security levels public : Construct the lattice of security labels for the security levels public, confidential, and strictly confidential, and for the information categories LECTURERS.
Password breaking software : Counter each point with how this security threatened by password breaking software and what can be done to prevent these threats in the future.
Write an executive summary to present to the board : Write an executive summary to present to the board, from which they will make their decision to fund your program or project.

Reviews

Write a Review

Basic Computer Science Questions & Answers

  Identifies the cost of computer

identifies the cost of computer components to configure a computer system (including all peripheral devices where needed) for use in one of the following four situations:

  Input devices

Compare how the gestures data is generated and represented for interpretation in each of the following input devices. In your comparison, consider the data formats (radio waves, electrical signal, sound, etc.), device drivers, operating systems suppo..

  Cores on computer systems

Assignment : Cores on Computer Systems:  Differentiate between multiprocessor systems and many-core systems in terms of power efficiency, cost benefit analysis, instructions processing efficiency, and packaging form factors.

  Prepare an annual budget in an excel spreadsheet

Prepare working solutions in Excel that will manage the annual budget

  Write a research paper in relation to a software design

Research paper in relation to a Software Design related topic

  Describe the forest, domain, ou, and trust configuration

Describe the forest, domain, OU, and trust configuration for Bluesky. Include a chart or diagram of the current configuration. Currently Bluesky has a single domain and default OU structure.

  Construct a truth table for the boolean expression

Construct a truth table for the Boolean expressions ABC + A'B'C' ABC + AB'C' + A'B'C' A(BC' + B'C)

  Evaluate the cost of materials

Evaluate the cost of materials

  The marie simulator

Depending on how comfortable you are with using the MARIE simulator after reading

  What is the main advantage of using master pages

What is the main advantage of using master pages. Explain the purpose and advantage of using styles.

  Describe the three fundamental models of distributed systems

Explain the two approaches to packet delivery by the network layer in Distributed Systems. Describe the three fundamental models of Distributed Systems

  Distinguish between caching and buffering

Distinguish between caching and buffering The failure model defines the ways in which failure may occur in order to provide an understanding of the effects of failure. Give one type of failure with a brief description of the failure

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