INTRODUCTION Operating system (OS) is a set of programs that acts as an interface between user and computer hardware. It also manages the internal resources of a computer like control Unit‚ arithmetic logic unit‚ memory unit‚ I/O unit etc. simply we can say that operating system (OS) is a communication channel between the user and the computer machine. It is must for any computer system because the OS is only: The one program that runs at all the times on the computer. The program that
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1. Briefly‚ what is an operating system? An operating system serves as a hardware/software interface‚ acts as a repository for common‚ shared routines and defines a platform for constructing and executing application software. 2. An operating system presents an application programmer with a relatively "friendly" hardware/software interface. What does this mean? Why is it important? The user interface‚ sometimes called the shell‚ provides a mechanism for the user and application programs to communicate
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differentiates’ Dell from its competitors is that they built the computer systems after they received the order. Therefore‚ Dell’s work-in-process (WIP) and finished goods inventory remained low compared to industry leaders‚ such as‚ Compaq‚ Apple‚ and IBM. Dell maintained their inventory. They ordered parts and components based on sales forecasts. Many of their suppliers‚ who had warehouses near their Austin Texas and Ireland plants‚ often delivered parts on a daily basis. Dell issued “releases”
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Operating Systems Task 1 An operating system (OS) is a part of software which manages the operation of a computer. It controls the hardware and software of a computer‚ without it a computer would be useless. DOS Disk operating system (DOS) was released in 1981. It will load from a floppy disk each time a computer starts. DOS uses a command line interface. Command line interface can be difficult to use if you aren’t trained or experienced in using it. DOS is the predecessor to windows. DOS is
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Operating System An operating system (OS) is a collection of software that manages computer hardware resources and provides common services for computer programs. It is a program designed to run other programs on a computer. The operating system is an essential component of the system software in a computer system. Application programs usually require an operating system to function. Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software
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Technology II-C Passed to: Mrs. Maryjes Calades Operating system examples As computers have progressed and developed so have the operating systems. Below is a basic list of the different operating systems and a few examples of operating systems that fall into each of the categories. Many computer operating systems will fall into more than one of the below categories. GUI - Short for Graphical User Interface‚ a GUI Operating System contains graphics and icons and is commonly navigated
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DELL Research Paper 1. A history on the origins of the company. a. Dell was founded by Michael S. Dell in May 1984. b. Mr. Dell began the company from his University of Texas dorm room. c. He bypassed the retail outlets and sold his computers directly to consumers. This allowed him to eliminate the retail mark-up and sell his PCs at about 40% of an IBM PC. d. In 1988 the company went public and began selling to larger customers such as government agencies.
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OPERATING CYCLE The way working capital moves around the business is modeled by the working capital cycle.This shows the cash coming into the business‚what happens to it while the business has it and then where it goes.the term operating cycle otherwise known as “cash cycle”.In order to earn sufficient profits‚a firm has to depend on its sales activities apart from others.The continuing flow from cash to suppliers‚to investors‚to debtors and back in cash.The time gap is technically termed as
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Current Year‚ Current Year Actual (Unaudited) Prior year Forecast Current Year Revenue and Expense: Sales (net) $9‚000‚000 $9‚900‚000 $9‚720‚000 Cost of Goods Sold 6‚296‚000 6‚926‚000 7‚000‚000 Gross Margin 2‚704‚000 2‚974‚000 2‚720‚000 General Expense 2‚044‚000 2‚000‚000 2‚003‚000 Depreciation 300‚000 334‚000 334‚000 Operating Income $360‚000 $640‚000 $383‚000 Interest Expense 60‚000 110‚000 75‚000 Income Taxes (40%) 120‚000 212‚000 123‚200 Net Income $180‚000 $318‚000
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EXAMPLE OF MULTI-USER OPERATING SYSTEM The common examples of multi-user operating system’ include VMS‚ UNIX‚ and mainframe operating systems which include MVS system. A single user multi-tasking operating system is an operating system is capable of allowing multiple software processors to run at the same time. EXAMPLE OF NETWORK OR DISTRIBUTED SYSTEM Short for Network operating system‚ NOS is the software that allows multiple computers to communicate‚ share files and hardware devices with one
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