Operating System Basics Functions of Operating Systems • An operating system is the software on a computer that manages the way different programs use its hardware‚ and regulates the ways that a user controls the computer. • Provide a user interface • Run programs • Organized file storage Types of Operating Systems • Real-time operating system – Very fast small OS – Built into a device – Respond quickly to user input – MP3 players
Free Operating system Graphical user interface
Components of an Operating System In order to perform the actions requested by the computer’s users‚ an operating system must be able to communicate with those users. The portion of an operating system that handles this communication is often called the user interface. Older user interfaces‚ called shells‚ communicated with users through textual messages using a keyboard and monitor screen. More modern systems perform this task by means of a graphical user interface (GUI) in which objects to be
Premium Graphical user interface Operating system
Running Head: Operating Systems - Linux Operating Systems - Linux Prepared by Jackie Riddick University of Phoenix November 18‚ 2007 Operating Systems - Linux Brief History. Linus Torvalds created the Linux operating system in 1991 while he was still a student at the University of Helsinki in Finland. He developed and released the Linux kernel under the GNU General Public License so that its source code would be free to all and others could modify it to meet their specific needs. The
Premium Linux Operating system Free software
Essay by Bereketeab Yacob Yohannes Budget and budgetary control has being dealt with in different ways in literature‚ but basically there has being critics on traditional budgetary control as new issues raised with current more unpredictable global internationalized world markets. Virtually conventional budgeting has roughly some categories of criticism‚ one being that budgets by the time they are used their assumption are out-dated especially in rapidly changing environments‚ the second recurrent
Free Budget Budgets
Overview of Mobile Operating Systems Today Samuel Echevarria Lee University February 29‚ 2012 Abstract The paper discusses the importance of mobile operating systems in today’s world‚ while also giving a brief overview of the important mobile OS’s that are popular in the US. Advantages and disadvantages are analyzed within each mobile OS and will give an insight as to which mobile OS caters to a user’s or business need. This is done by evaluating the smartphone market (market share‚ hardware sales
Premium Smartphone Mobile operating system Android
Excessive Borrowing: Our Federal Government ’s Budget Deficit Maria comes home one day earlier than usual. Her family‚ two daughters of age five and eight and a stay-at-home husband‚ is surprised to see her so early and unexpectedly. The tired look on her face reveals the experience she had at work. She brings out a sluggish smile as her daughters rush up to greet her with their warm embraces‚ reminding her of the happiness they constantly provide but also saddened by their questionable future
Premium Tax Public finance United States public debt
failing classes for them to repeat a grade or need extra days of school to ensure they catch up with their education such as Saturday school and summer school which are additional expenses. Sports in school can actually help with the concern for reducing funds in school by raising money through ticket sales special sporting fundraisers and events. Businesses love supporting school sports teams because they believe in students having a balance
Premium Education High school College
ICT 100: Introduction to Information and Communications Technology Unit 3: Operating Systems Objectives: Define the term software Differentiate between system software and application software Define the terms operating system and utility program Identify the types of operating systems Explain the boot process of a computer Describe the functions of an operating system Identify common utility programs Software‚ also called a program‚ consists of a series of related instructions
Premium Operating system
1. Introduction to Operating System:- Computer is a somewhat complex machine. The world has become accustomed to so many choices. One of the major choices in the modern era is the “Operating System (OS)”. Operating systems are the central software component to any computer. The main brands of operating system are; Windows Mac OS‚ Sun Solaris‚ UNIX‚ DOS and Linux. Each brand has its own take on what makes up an operating system. Windows is the most commonly used operating system around the world
Premium Operating system Unix
Budgets provide a means for planning the financial future and play a vital role for planning. Budgets simultaneously make managers construct and implement plans‚ contribute useful information for improved decision making‚ provide a standard to administer performance evaluation‚ and enhance organization and communication. An essential component of the budgeting system is control. Control periodically takes actual results and budgeted results and compares the two. It also allows for managers to
Premium Management Budget Control