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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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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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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Chapter no | Topic | 1 | Introduction‚ Types ‚ Computer System Overview | 2 | Operating System Structure‚ Components and Functions‚ Virtual Machine | 3 | Process Concept‚ Operation‚ Process scheduling‚ symmetric multi -processing‚ Cooperating Processes | 4 | Thread Concept‚ Thread Vs Process‚ IPC ‚kernel ‚microkernel | 5 | Scheduling‚ Types‚ Scheduling in batch‚ interactive and real-time systems (SJN‚ SJF‚ FIFO‚ LJN‚ round-robin‚ priority scheduling‚ and hybrid schemes). | 6 | Deadlock:
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Operating Systems Assignment 1 Session: Summer 2013 Faculty of Information Technology UCP Lahore Pakistan Operating Systems Assignment: Introduction and Overview of Operating Systems 150 MARKS Write in your own words to answer the following‚ if you use material from any book website apart from your recommended book please provide so. All work will be assumed yours otherwise. Justify your answers where needed. Explain briefly and concisely 1. You are to procure Linux
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4.5.2‚ Linux does not distinguish between processes and threads. Instead‚ Linux treats both in the same way‚ allowing a task to be more akin to a process or a thread depending on the set of flags passed to the clone() system call. However‚ many operating systems—such as Windows XP and Solaris—treat processes and threads differently. Typically‚ such systems use a notation wherein the data structure for a process contains pointers to the
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The Sword in the Stone Author: Richard Reitherman Setting: This animated feature is set in England during the medieval times. Characters: Merlin (The Powerful Wizard) Arthur (Wart) Sir Ector Archimedes the Owl Little Girl Squirrel Kay Castle Scullery Maid Fat Granny Squirrel Madam Mim Sir Pelinore Summary: After the English king dies leaving no heir‚ in the churchyard of a cathedral in London‚ a sword appears imbedded in a stone inscribed‚ "Who so
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Rosetta Stone Inc. Changing The Way People Learn Languages Peter Bussa MGMT 480 1. Rosetta Stone has been one of the leading language learning companies and software’s on the market. Many competitors have not been able to enter into markets due to the strategic planning it takes to decide whether it is feasible and profitable as a company to grow stronger. Rosetta stone wants to enter into the European market to expand and grow as a globalization
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1.5 Modern OS are interrupt driven. Events are almost signaled by the occurrence of an interrupt or a trap‚ which caused either by an error or by a specific request from a user program that an OS service be performed .Dual-mode Operation allows OS to protect itself and other system components whereas Multimode Operation increasingly CPUs support multi-mode operations. System call provides the means for a user program to ask OS to perform OS tasks on the user program’s behalf. When a system callis
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OPERATING M86-02 8086 BASED MICROPROCESSOR --------------------------------------After power on the system we have the following text displayed on LCD. If the text is not displayed‚ press reset button. (Note reset always brings LCD to this initial position). Press enter to see the main menu as shown The following we describe the function of each command A= ASSEMBLE This command is used to convert input assembly language into the machine language. To activate simply press ‘A’ on main menu
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