4.4 PAGE REPLACEMENT ALGORITHMS When a page fault occurs‚ the operating system has to choose a page to remove from memory to make room for the page that has to be brought in. If the page to be removed has been modified while in memory‚ it must be rewritten to the disk to bring the disk copy up to date. If‚ however‚ the page has not been changed (e.g.‚ it contains program text)‚ the disk copy is already up to date‚ so no rewrite is needed. The page to be read in just overwrites the page being
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譬如说你想描述 west Europe 这个数字： 45.5% 分子：45.5（西欧的水消耗量） 分母： 100 （全世界的水消耗量） 那么就可以说： 1 45.5% of the world’s bottled water was consumed in West Europe. 2 The consumption of bottled water in West Europe accounted for 45.5% of the world’s consumption. 下面这是错误的表达： The consumption of bottled water in West Europe accounted for 45.5% of the world. 45.5% of the world was in West Europe. √ West Europe was responsible for the largest proportion of the world’s bottled water consumption Incorrect: West Europe was responsible
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Chapter 9: 1. a) Atticus says it’s a word common people use. It just makes people feel bad and forbids his children from saying it. He said he wouldn’t be able to hold his head up in town. Also‚ he does it to show his children a good example. Lastly‚ he stuck to his conscience and stood up against the entire town. c) It’s about courage‚ in relevance to his taking of the case. Scout was using vulgarities. Atticus was saying this to Uncle Jack; that she’d grow out of it soon. He’s explaining to
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“What Were They Selling Again?” Introduction Media plays a huge role in society today‚ with sex being a large selling point in many instances. Advertisers have based many of their campaigns not around a product‚ but rather the sexualized figures selling it‚ such as advertisements for Godaddy.com or Carl’s Jr.‚ where often times the product being sold is often a mystery. Amidst all this sexual bombardment‚ I was curious if men and women feel different about sex’s ever present role in our daily
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Chapter 16 The Use of Levels to Adjudicate Behaviour Like all difficult endeavours behaviour modification is subjected to fashionable procedures‚ which take on mystical status only to fall from grace as another great idea‚ emerges. The use of levels was such a procedure but has lost its gloss. In this essay I will make the case for the use of ‘levels’ as a very effective technique but it must be done in a non-abusive manner. The use of Levels systems is a popular form of behaviour control and management
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Chapter 11 Multiple Choice 1. Ikea‚ the Swedish furniture chain‚ insists that all its stores carry the basic product line with little room for adaptation to local tastes. If research of the U.S. market showed that Americans preferred larger beds than their Swedish counterparts‚ which of the following strategies would be advisable to Ikea? a. standardization. b. new product development. c. adaptation. d. withdraw from market. e. lower
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global market. To successfully efficient the organisations reduce their purchasing costs for material and products. One way to reduce the purchasing costs is to centralise all purchases in an organisation. When a big organisation does that‚ they use‚ among other things‚ the economies of scale. (Personal communication‚ Department Manager‚ 2005-06-17 and Senior adviser‚ IMS ITP‚ 2005-08-15) While studying Information Logistics‚ 140 p‚ at the Centrum för Informationslogistik in Ljungby‚ has IKEA IT been
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1. Summarize the findings of Sanders and Rivers. Sanders and Rivers found that if students has three consecutive years in a class with a highly effective teachers in math‚ they scored significantly higher on achievement test. They also discovered that low achieving students greatly benefitted from good teaching. However‚ they also found that the opposite was true‚ if the students had lower effective teachers‚ their score dropped drastically. Sanders and Rivers also concluded that good
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Chapter 1 The Humanities: An Introduction Objectives After studying this chapter‚ students should be able to Explain the role of the humanities in establishing values. Explain the fundamental differences between the humanities and the sciences. Have a beginning understanding of how to respond to a work of art. Understand the concepts of abstract ideas and concrete images. Understand structure and artistic form. Outline of Chapter A. The Humanities: A Study of Values
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(F‚ M‚ etc.) on the subject lines. Multiple Choice: True/False (16 Intro) Net working capital F S Answer: b EASY 1. Net working capital‚ defined as current assets minus the sum of payables and accruals‚ is equal to the current ratio minus the quick ratio. a. True b. False (16 Intro) Net working capital F S Answer: b EASY 2. Net working capital is defined as current assets divided by current liabilities. a. True b. False (16 Intro) Days of working capital F S Answer: a EASY 3. Days of working
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