Chapter 7 Exercise #3 – Given a disk pack with 10 platters yielding 18 recordable surfaces… A = Rotational speed = 10ms B = Transfer rate = 0.1ms/track C = Density per track = 19‚000 bytes D = Number of records to be store = 200‚000 records E = Size of each record = 160 bytes F = Block size = 10 logical records G = Number of tracks per surface = 500 a) Number of blocks per track: (C) / (E*F) 19‚000 / (160*10) 19‚000 / 1600 11.875 11 BLOCKS b) Waste per track: C – (E*F*11)
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Operating Systems Assignment #5 Of Chapter 4 Eighth Edition of Operating System Concepts by Avi Silberschatz Peter Baer Galvin & Greg Gagne 2009 4.1 Provide two programming examples in which multithreading does not provide better performance than a single-threaded solution Answer: (1) Any kind of sequential program is not a good candidate to be threaded. An example of this is a program that calculates an individual tax return. (2) Another example is a "shell" program such as
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Making eBay work In 2006‚ there were over 200 million eBayers worldwide. For around 750‚000 people‚ eBay (thhp://www.ebay.com/) was their primary source of income. A survivor of the dot.com bust of the late 1990s‚ eBay represents a new business model courtesy of the internet. Whatever statistics you choose-from most expensive item sold to number of auctions in any one day-the numbers amaze. “This is a whole new way of doing business‚” says Meg Whitman‚ the CEO and President since 1998. “We’re creating
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Proposed operating Philosophy of the Generator control system Project : Rooty Hill RSL Club Introduction The site is currently with mains power supplied through three transformers each of 1000KVA. Each transformer is connected to a dedicated switchboard with a fault level of 43KA at 1 second. All switchboards are not normally interconnected though they are connected to each other with a 1600A bus coupler which are locked by Integral Energy. Each switchboard is also served by a diesel
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COMPARISO BETWEEN DIFFERENT TYPES OF OPERATING SYSTEMS These tables provide a comparison of operating systems‚ listing general and technical information for a number of widely used and currently available PC and handheld (including smartphone and tablet computer) operating systems. The article‚ usage share of operating systems provides a broader‚ and more general‚ comparison of operating systems that includes servers‚ mainframes and supercomputers. Because of the large number and variety of
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What I Learned at Driving School Driving school was quite the experience for me. To say the least‚ it was extremely interesting. I learned so much from this course‚ which I did not even know I could learn so much about driving in four hours! Throughout my paper‚ I will talk about the main topics that I learned and what I expect to make me a better driver. The Alabama Graduated Drivers License Law was one of the main things I learned during this course. This law is very important today and became
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Operating leverage Def. of leverage - The degree to which an investor or business is utilizing borrowed money. Companies that are highly leveraged may be at risk of bankruptcy if they are unable to make payments on their debt; they may also be unable to find new lenders in the future. Leverage is not always bad‚ however; it can increase the shareholders’ return on investment and often there are tax advantages associated with borrowing. Def of operating leverage- a measurement of the degree to
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CS 3530 Operating Systems L02 OS Intro Part 1 Dr. Ken Hoganson Chapter 1 Basic Concepts of Operating Systems Computer Systems A computer system consists of two basic types of components: • Hardware components‚ which are the electronic devices and electromechanical devices‚ such as the processors‚ memory modules‚ disk units‚ keyboard‚ screen‚ and other devices. • Software components‚ such as the application programs‚ operating system‚ utilities‚ and other programs. 3 Computer Architecture
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right. This article highlights some financial management practices considered most effective in creating and monitoring an operating budget. It also highlights the most common least effective financial management practices in creating and monitoring an operation budget. Most Effective Financial Management Practices in an Operating Budget Creating and monitoring an operating budget needs a careful consideration of so many factors; one of such factors is managing the finances. To do this‚ here are
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arises. 2 CRITICAL ANALYSIS OF WINDOW 7 OPERATING SYSTEM Windows 7 is an operating system that was developed by Microsoft Corporation for computers (laptops‚ notebooks‚ home and business desktops PCs); it was released to the public 3 years after the release of Windows Vista operating system. Unlike Vista‚ Windows 7 is stable‚ faster and has more support for hardware. 2.1 MAIN FEATURES OF WINDOWS 7 OPERATING SYSTEM Action Center – This is a central place where we can view
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