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2.2 Operations of the computer HardwareEvery computer must be able to perform arithmetic. 每台计算机必须能够执行运算。The MIPS assembly language notation add a, ... 阅读全文
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Happiness is never more than partial. There are no pure state of mankind, whatever else happiness may be, it is neither in having nor in being, but in... 阅读全文
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1. 选词用字法:Every life has its roses and thorns. (roses 本意是玫瑰,thorns本意是刺!)I you are in an area and people start to fall over, you have the authority to p... 阅读全文
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2.1 Introduction (简介)To command a computer's hardware, you must speak its Language.去命令一台计算机的硬件,你必须说它们的语言。The words of a computer's language are called... 阅读全文
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Assessing the performance of computers can be quite challenging.assess /əs'es/ (assesses, assessing, assessed)1.[verb] V n, V wh When you assess a per... 阅读全文
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1.6 Advantages and Disadvantages of DBMSs (数据库的优点和缺点) The database management system has promising potential advantages. (数据库管理系统具有广阔的潜在优势。) promising 阅读全文