Lecture 2: OS Structure CSC 469H1F Fall 2006 Angela Demke Brown Week 1 Overview • Motivation: Why talk about structure? • Kernel structures • • • • • Monolithic kernels Open systems Microkernels Kernel Extensions (Tuesday) Virtual Machines (Tuesday) CSC469 Week 1 Motivation • Let’s review what OS provides… • • • • Abstraction layers Protection boundaries Resource allocators Resource schedulers • It’s complicated! • Windows NT ~29 million lines of code (as of 2000) CSC469
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Instead‚ sometimes the underdog ends up shining in the lime light. Released in February 2012‚ the Sony Xperia S might just throw the iPhone off its throne. Many people base arguments of the better phone on their own experience and opinion‚ but an argument based on no experience and all facts is usually stronger. The following argument exemplifies this. Facts are facts‚ and between the specifications of the Sony Xperia S and those of the iPhone 4s‚ it is very easy to see that the Xperia S is the better
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National Culture in Sony As mentioned earlier‚ Sony is a Japanese company with its operations all around the world. The company started its operations in 1946‚ taking this into account we can easily assume that Sony has a strong connection with its national values and incorporates a culture that is derived from these values. We will now use the five dimensions developed by Hofstede in order to assess its national culture. Power Distance The power distance value of Japan as calculated by Hofstede
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Starting points for Sony Music Entertainment Chapter 1: Mission‚ Vision Core Competences Mission Sony BMG does not have a publicized mission statement. However‚ the mother company Sony has changed its mission statements several times in history‚ whereas it is the following: ‘’To become a leading global provider of networked consumer electronics‚ entertainment and services.’’ (Sony 2010) Vision Equal to the mission‚ SONY BMG does not have a publicized vision. The general vision of Sony is: ‘’We Help
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St Atanagio is a remote island in the Atlantic. The inhabitants grow corn and breed poultry. The accompanying table shows the maximum annual output combinations of corn and poultry that can be produced. Obviously‚ given their limited resources and available technology‚ as they use more of their resources for corn production‚ there are fewer resources available for breeding poultry. Maximum annual output options Quantity of Corn (pounds) Quantity of Poultry (pounds) 1 1200 0 2 1000 300
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1. PRINCIPES OF ECONOMICS-MANKIEW CHAPTER 1- QUESTION FOR REVIEW (18) No 3. What is inflation and what causes it? = Inflation is an increase in the overall level of prices in the economy. Inflation happen because culprit is growth in the quantity o money when a government creates larges quantities of the nation’s money‚ the value of the money. No 5. Explain the two main causes of market failure and give an example of each! = Externality‚ is the impact of one person’s action on the well being
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Experiment 6: Microbial Cultivation Objectives: To successfully cultivate microorganisms from different sources to medium. Materials: Broth‚ Agar‚ Sterilized cotton swab‚ Procedure: 1) Get your broth with cotton swab inside containing your bacteria. 2) Remove the cotton and flame sterilize the mouth of the testtube. 3) Get your cotton swab inside‚ flame sterilize again the mouth of the testtube then plug it with cotton. 4) Grab the inverted plated media and flame sterilize the
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Econ 2200 Midterm #1 fall 2011 Section I Answer Four of the following six questions. Each question is worth 5 points. a. What is the difference between the Income Effect and a Change in Income? b. True or False: The slope of the budget line represents the rate at which the consumer is willing to trade one good for another at any given bundle. Explain. c. An Engel curve can be both positively and negatively sloped‚ why does this happen? d. What do we mean by the term “Consumer Surplus”? e
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Opportunity cost of an activity (or goods) is equal to the best next alternative foregone. Although opportunity cost can be hard to quantify‚ the effect of opportunity cost is universal and very real on the individual level. In fact‚ this principle applies to all decisions‚ not just economic ones. Since the work of the Austrian economist Friedrich von Wieser‚ opportunity cost has been seen as the foundation of the marginal theory of value[citation needed]. Opportunity cost is one way to measure
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QUESTION 1 a. A downward-sloping demand curve shows in both graphs when the quantity at each price is doubled what it was. However‚ the curve in demand for pharmaceutical drugs is drawn with a relatively steep slope as inelastic products. Equilibrium price down-sloping along the demand curve while quantity in both market increased to some extent. b. In inelastic demand of pharmaceutical drugs‚ the percentage change in price is greater than the percentage change in quantity demanded. While in elastic
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