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Operating Systems
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Operating systems form the foundational layer between computer hardware and the software applications that users interact with daily. Students in computer science, information technology, and systems engineering courses regularly write about this topic because it sits at the center of how modern computing works. The subject is academically rich because it raises questions about design trade-offs, security architecture, resource management, and the competitive dynamics of the software industry. Papers on Microsoft Windows, Linux, and UNIX appear frequently because these platforms represent distinct development philosophies and market histories worth examining in depth.

The archived papers on this topic take several distinct approaches. Comparative analysis is common, with writers placing platforms like Windows 2000 Professional and Windows ME side by side to evaluate performance, stability, and usability. Historical narratives appear as well, tracing the rise and fall of specific releases such as Microsoft Vista. Technical deep-dives examine how applications interact with operating system kernels, while other papers move into applied contexts like distributed operating systems, forensic data analysis, and operating system deployment in institutional settings such as the U.S. Navy. Cloud computing and security vulnerabilities also appear as contemporary angles.

A strong essay on operating systems begins with a clearly scoped thesis — arguing for a specific evaluative claim rather than simply describing features. Evidence drawn from technical specifications, documented performance benchmarks, and real deployment case studies carries the most weight. Writers should resist the temptation to survey too many platforms at once; covering Windows, Linux, and distributed systems in a single paper without a unifying analytical question typically produces shallow conclusions rather than meaningful insight.

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Paper Doctorate
Apple Inc: company overview and industry analysis
Abstract Through innovation, Apple has managed to stay afloat in the highly competitive personal computers industry. To remain relevant in a dynamic market, the Tech Company has over time sought to forge a path which significantly differs from those of its main competitors by adopting a differentiation strategy in which most of its products differ from those of the competition mainly in terms of design and quality. In this text, I explore Apple's industry, environment and strategy.
Paper Undergraduate
Active Directory Services Directory Services
The concept of a Directory Service is that of distributed system services architecture that provides references by name or function to specific attributes, applications and other systems and services throughout an…
Research Paper Undergraduate
Revolution of typography on the internet
¶ … revolution of typography on the Internet, including how type on the Internet has changed over time. Typography on the Internet has radically changed over time, and it has become an integral portion of the Web design…
Paper Undergraduate
Intel Corporation Has Progressed From
Intel Corporation has progressed from being primarily a memory electronics, integrated circuit and microprocessor manufacturer to being a leader in the area of electronics platform development.
Paper Undergraduate
Evolution of the Apple Macintosh
Evolution of the Apple Macintosh vs. IBM-Compatible PCs and Microsoft Windows
Research Paper Undergraduate
iMac 17 inch versus Dell Dimension C521 comparison
Both the Dell Dimension C521and the iMac 17" are consumer-oriented desktop computers. Price is one of the distinguishing differences between the Dell PC and the iMac, with the Dell Dimension priced considerably lower…
Essay Doctorate
Challenges in developing software for wireless mobile devices
The intent of this analysis is to define two reasons why developing software for wireless devices is challenging and also to define the five components of mobile operating systems. Unifying both of these subject areas…
Paper Undergraduate
Honeypot to Determine if Dictionary,
¶ … Honeypot to Determine if Dictionary, Brute force and Hybrid Attacks Are Still in Use Today
Paper Undergraduate
UNIX Is, Likely, the Oldest
UNIX is, likely, the oldest operating system still in widespread use today, and still containing bits of code and philosophy generated sometime in the 1970s by predecessors of the Free Software Movement.
Paper Doctorate
Windows XP to Windows 7
In today's world of technology, it is imperative that you stay current with what is new in the IT world. What makes this particularly challenging is the pace of change in IT systems, and the continual need to make sure they align to a department, division and in the case of the City of Elizabethtown, an entire city. Never before has it been more critical for government municipalities to get the most value possible out of their IT investments. With continual budget costs and an orientation to judge investments purely on short-term cost reduction, investments in IT must be seen as atypical and worthy of much greater focus and effort to integrate the into municipalities. This is to first increase the value delivered, second to ensure the hard-earned taxpayer funds used to buy and upgrade equipment, operating systems, networks and applications are put to the best possible use, and third, to make absolutely sure they deliver the greatest value necessary in order for the City of Elizabethtown to get the greatest value. Those are the foundational elements of this proposal and the values it is based on. As the migration of 250 workstations across 10 departments and 5 locations has a budget of $100,000 and the performance gains possible from transitioning their operating systems form Windows XP to Windows 7 is expected to be significant, the cornerstone of this proposal centers on delivering excellent public service ultimately to the citizens City of Elizabethtown. As Microsoft has also recently indicated they will be permanently discontinue Windows XP support on April 8, 2014 according to the Microsoft website, the urgency to get this upgrade completed accurately, completely, and with precision is clear. It seems like every six months something new is coming out. While it is true you do not need every new gadget out there to stay current in the IT world, you do need the most recent operating system to ensure the compatibility, security, scalability and long-term Return on Investment (ROI) of IT spending. I work for the City of Elizabethtown as the Network Administrator. While a Network Administrator's job is mostly configuring and maintaining servers, I also manage all the workstations and make sure they are getting the most recent updates that are on the WSUS (Windows Server Update Services) server. I am also in charge of preparing budgets for these workstations and purchasing them. I have been with the City now for 5 years and we have running Windows XP SP3 on all workstations. With all the new threats out there and with Microsoft ending their commitment to support Windows XP in 2014 I have decided to upgrade to Windows 7. The reason I have decided to go with Windows 7 instead on the upcoming release of Windows 8 is simply because Windows 7 was released 2 years ago and most of the bugs and kinks are gone and there is stability in the program. Microsoft has also been able to get much greater levels of software support for their 64-bit versions of the Windows 7 Application programmer Interface (API). The current Windows 32-bit based applications on the XP systems throughout the city will eventually become obsolete, some as early as twelve months from now in 2013. The message is clear from Microsoft however; they have made Win64 API-based development a strategic priority, investing heavily in Independent Software Vendor (ISV) relations efforts with their strategic partners. Microsoft has also modified and improved the device drivers for Win64-based systems so that the network security, speed and precision are also significantly enhanced. While Windows NT, XP and Windows 7 are all based on the Windows NT Kernel shown in Appendix 4, Microsoft has greatly expanded the Windows 7 kernel to support a more multiplatform-based strategy than ever before. The Windows 7 kernel can be seen in Appendix 3. Microsoft will make a major announcement later this year with Windows 8 support for the Windows Phone, and will also seek to bring the Win64 API to the Apple iPad via Apple iOS 6. This Apple operating system will most likely bring Microsoft Office to the Apple iPad. Current discussions with Microsoft indicate that any servers running Windows 7 components will be able to support non-Microsoft devices. As the City of Elizabethtown begins to adopt smartphones and tablet PCs including the Apple iPad with increasing regularity, the IT department will need to also consider the platform requirements for supporting these devices. This tend in IT is called Bring Your Own Device (BYOD). Departments in City Hall, the Elizabethtown Police Department, Fire Stations, Gas Department and Public Works all could significantly increase the effectiveness of their workflows by integrating smartphones and tablet PCs into their workflows in the future. While these are not core requirements of this transition from Windows XP to Windows 7, 64-bit edition, it is another consideration that needs to be kept in mind. The transition from XP to Windows 7 will enable our IT department to better serve the entire city in the future and set the foundation for eventual adoption of mobile devices. It is not a matter of whether this will happen, only a matter of when. Another aspect of the transition of the 250 workstations is the versioning of their applications and the significant potential speed increase they can attain when they are migrated form Win32 to Win64-based versions. This speed increase has, according to Microsoft and its ISVs (development partners) been as high as 60% on calculation-intensive applications including Microsoft Excel, SQL Server and other database applications. This speed increase is due to the result of applications using memory more efficiently and also having greater support for multithreading, which is literally the ability to have an application complete several concurrent, even potentially conflicting tasks, at once. The transition from Windows XP to Windows 7 will certainly require a hardware upgrade for workstations, and if the architecture of the workstation cannot support the minimum requirements of the operating system, another will need to be purchased. This is also the case with software licenses for all applications that are today running in Win16-based API Mode, by far the most prevalent and popular API that Microsoft has developers supporting. To see where the Win16 API fits into the architecture of these operating systems please see Appendix 4, Windows NT Kernel Architecture. An application written to support the Win16 API will also run in Windows XP, Windows 7 and 8. As the kernel architecture shows in Appendix 2, Win32 APIs dominate the XP framework. Fortunately Windows has designed in Win16 to Win32 API migration and compatibility, and is working to ensure applications written on both of these standards will work with Windows 7 and beyond. What all this means for the upgrade of systems is that the planning steps need to pay very close attention to standardizing on Win64-based applications to gain the full performance boost form upgrading the systems with hardware to make them capable of running Windows 7. The hardware upgrades and fine-tuning will only be as valuable as the operating system-level and most importantly, application-based upgrades completed. In conclusion the primary goal of upgrading the systems to avert obsolescence needs to be balanced with potential to significantly increase and improve speed over time.