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单选题 How many pieces of information can a human being actively manage in short term memory at once
学科：【23秋】计算机概论
时间：2023-12-28 10:34:52
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题目1单选题
Who built the first gear-driven mechanical machine that did addition and subtractionA. BabbageB. LeibnizC. LovelaceD. PascalE. Hollerith
题目2单选题
How many pieces of information can a human being actively manage in short term memory at onceA. 7, plus or minus 2B. 6, plus or minus 3C. 4, plus or minus 2D. 10, plus or minus 4E. 12, plus or minus 2
题目3单选题
What is the purpose of a compilerA. tr答案late machine language into assembly languageB. tr答案late machine language into FORTRANC. tr答案late FORTRAN into COBOLD. tr答案late application programs into system programsE. tr答案late high-level language into machine language
题目4单选题
By what name are input devices, output devices, and auxiliary storage devices collectively knownA. cacheB. interactive devicesC. user devicesD. secondary memory devicesE. peripheral devices
题目5单选题
Who proposed that a punched card be used for counting the censusA. LeibnizB. PascalC. LovelaceD. BabbageE. Hollerith
题目6判断题
A computer that has a parallel architecture uses multiple central processing unitsA. 正确B. 错误
题目7填空题
____has been considered an astronomical calendar, a temple, and a predictor of lunar eclipses题目8填空题
Miller's Law states that a human being can actively manage about ____pieces of information in short-term memory at one time题目9填空题
A British researcher at the CERN physics lab, Tim Berners-Lee, invented the ____题目10填空题
The computer's operating system and language tr答案lators are generally known as ____下载 题海APP
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