This website uses cookies to ensure you have the best experience. Learn more

Operating System Essay

643 words - 3 pages

Samuel obasanya
1. Key words
* Blocked state- a process that cannot execute until some events occur, such as the completion of an I/O operation.
* Exit state- a process that has been released from the pool of executable process by the OS, either because it halted or because aborted from some reason.
* New state- a process that has just been created but has not yet been admitted to the pool of executable process by the OS.
* Ready state- a process that is prepared to execute when given the opportunity
* Running state- the process that is currently being executed
* Mode switch- a hardware operation that occur that causes the processor ...view middle of the document...

3.6 Why dose Figure 3.9b have two blocked states?
It has two blocked states because it’s with two suspended states.
3.7 List four characteristics of a suspended process.
* The process is not immediately available for execution
* The process may or may not be waiting on an event. If it is , this block condition is independent of the suspend condition, and occurrence of the blocking event does not enable the process to be executed immediately
* The process was placed in a suspended state by an agent; either itself, a parent process or the OS for the purpose of preventing its execution.
* The process may not be removed from this state until the agent explicitly orders the removal.

3.8 For what types of entities does the OS maintain tables of information for management purposes?
* Memory- keep track of both main(real) second(virtual) memory
* I/O- manage the I/O devices and channels of the computer system.
* File- provide information about the existence of files, their location on secondary memory,...

Other Papers Like Operating System

Schoolwork Essay

279 words - 2 pages identify a computer’s operating system and the characteristics of the computer’s RAM, hard disk drives, and optical disk drives. You will also analyze your lab or home computer from the point of view of upgrading it. Respond to the following questions: * Identify the operating system in your home or lab computer and check if there is any service pack installed for this operating system. Provide five features of the edition of the operating

Assingment 1 Unit 1 Essay

501 words - 3 pages 1. Explain the difference between operating system software, application software, and utility software. The difference between the 3 programs is that the operating system is the central control for all programs on a computer. The utility software is what keeps the operating system and application working normal without clutter or virus. Then the application software is what issued in the operating system to interact with the hardware to make

Copy Cat

307 words - 2 pages sophisticated developing environment which helped these graduates succeed in the industry as UNIX was being spread throughout the world. What are multiuser systems? Why are they successful?Multiuser is a term that defines an operating system or application software that allows access by multiple users of a computer. They are so successful because they allow for collaborative projects to be conducted with much more ease and efficiency. What is the


428 words - 2 pages The difference between a virtual machine and a guest operating system (or guest) is sometimes confusing, but is a critical point to understand when managing and monitoring a virtual infrastructure environment. This difference is especially relevant when you are monitoring CPU utilization. The virtual machine component of the VMware virtual infrastructure represents virtualized hardware on which a guest operating system runs. The guest

Unit 1 Exercises

470 words - 2 pages parts of the Linux operating system did each provide? Who else has helped build and refine this operating system? GNU is a project for creating an operating system, both kernel and system programs. Linux is a free kernel that was written in 1991. Linus Torvalds contributed the kernel while the GNU project contributed the system programs. It was built and refined by like-minded programmers all over the world. Page 50 1. Briefly, what does the

Nt1430 Unit 1

579 words - 3 pages operating system did each provide? Who else has helped build and refine this operating system? The Free Software Foundation is the principal sponsor of the GNU Project. GNU developed many of the tools, which are part of the GNU/Linux Operating System. Linux is the name of an operating system kernel developed by Linus Torvalds and expanded and improved by thousands of people on the Internet. Torvalds’s kernel and GNU’s tools work together as the GNU

Os Memory Management

361 words - 2 pages reference to memory managements differences between Windows and Linux; We have to first start with the base. Memory can be viewed in both a RAM basis and memory as in storage and a base for operating system. Windows has been locked into a dated filesystem for the basis of their operating system. This file system is called NTFS. NTFS positive is that it is old and stable. Its positives are know and it’s negatives are so well know that they


333 words - 2 pages system (two systems operating the same component). Electric one is just a switch opening up reserved pressure in an accumulator to operating a sub system one time, so choose wisely. Pneumatically is just like the electrical ones but will release air into the system so you can use it hopefully two times if need be. The redundancy systems use two or more systems to move a single actuator in such a way not to have the systems mix but in the event of a system loss, the other system will still be able to operate that respective component without any problems.

Server Provider Types

442 words - 2 pages Regional Bell operating company (RBOC) is a term describing one of the U.S. regional telephone companies (or their successors) that were created as a result of the breakup of American Telephone and Telegraph Company (AT&T, known also as the Bell System or "Ma Bell") by a U.S. Federal Court consent decree on December 31, 1983. The seven original regional Bell operating companies were Ameritech, Bell Atlantic, BellSouth, NYNEX, Pacific Bell

The History Of Computers

842 words - 4 pages . Then in 1982 IBM made the first personal computer with the help of Intel which made the central processing unit (CPU) and Microsoft which give them operating system (OS) then later on gave them Disk Operating System (DOS). In 1989 the world wide web was launched which allowed people to view documents. Charles Babbage was the first person to design the programmable computer which has led us to more complex computer designs. Thanks to Charles

Nt1230 Client-Server Networking

266 words - 2 pages Unit 1. Exercise 1. Upgrading From: Terra Hughey To: Valerie Bernier, Dentist RE: Can I upgrade the office? Firstly, I wouldn't run Windows 7, just ensure that you do not run Vista, because that operating system is worse. Windows 7 will not run efficiently on any of the work stations you have briefly mentioned. Windows 7 Basic and Home Premium edition will require 2GB of memory per machine and preferably a Dual Core processor to

Related Essays

Linux Operating System Essay

345 words - 2 pages Linux Operating System Assignment 2 1. KDE and GNOME 2. Panel- Panels are bars that appear on the desktop and hole (panel) objects. They are part of the desktop, so they remain consistent across workspaces. Menu Bar- The menu bar appears at the top of the File Browser window and displays a menu when you click one of it selections. Applet- an applet is a small program that displays its user interface on or adjacent to the panel

Linux As A Personal Desktop Operating System

4281 words - 18 pages available for the platform. In that case, the user will be given the choice to select either a "desktop" or "server" type when the operating system is installed. THE ADOPTION CYCLE Looking back Many technologies have enjoyed widespread success when a new application was released that allowed the benefits of the new technology to fully demonstrate themselves. The Macintosh computer, for instance, started gaining momentum with the release of Adobe

Achieving Competitive Excellence (Ace) Operating System

2569 words - 11 pages EXECUTIVE SUMMARY Businesses; no matter the industry, be it food; automobile, clothing or others product as well service sectors had their own quality management system. In the early 80’s, business organizations had already began to build their quality management system based upon the principles of Total Quality Management. A less known but very successful quality management system, Achieving Competitive Excellence (ACE) operating system is

Managerial Accounting Incremental Analysis

257 words - 2 pages Income Statement by product line. b) Which product line produces the most net operating income? 2. (Residual Income, Turnover, ROI, margin) A company’s operating statistics are below: Item | Value | Sales | $1,000,000 | Net Operating Income | $220,000 | Average Operating Assets | $500,000 | Minimum Required Rate of Return | 20% | a) What is the division’s margin? Margin = Net Operating Income/Sales [note: net operating