计算机专业英语 郭敏 计算机专业英语Unit1.pptVIP

Unit 1 Section 2 Passage A processing speed workstation supercomputer mainframe CPU micro computer analytical engine vacuum tube ENIAC IBM machine language Unit 1 Section 2 Passage B Computer Era access bar graph pie chart animated graphic visual learning by doing zebra-striped bar code Stock control system POS transaction computerized DNA database air control traffic system Unit 1 Section 2 Passage A Exercises I 1. Introduction of ______ was the hallmark of fourth generation computers. A. IC chips B. semi-conductors C. microprocessors D. transistors C Unit 1 Section 2 Passage A Exercises I 2. Charles Babbage began to design an automatic mechanical calculating machine called ______ in 1833. A. a difference engine B. the ENIAC C. an Analytical Engine D. a microprocessor A Unit 1 Section 2 Passage A Exercises I 3. The second generation computers used ______ as their primary memory. A. magnetic cores B. semiconductor memories C. integrated circuits D. regenerative capacitor memories A Unit 1 Section 2 Passage A Exercises I 4. The ______ generation computers used punched cards for input and assembly language. A. first B. second C. third D. fourth B Unit 1 Section 2 Passage A Exercises II 1. Algorithmic Language 2. Basis of Software Technique 3. Communication Fundamentals 4. Computer Interface Technology 5. Computer Architecture 6. Digital Signal Processing 7. Experiment of Microcomputer 8. Digital Image Processing 9. Microcomputer Control Technology 10. Software Engineering ( ) a. 计算机接口技术 ( ) b. 数字信号处理 ( ) c. 软件工程 ( ) d. 计算机系统结构 ( ) e. 软件技术基础 ( ) f. 算法语言 ( ) g. 微机控制技术 ( ) h. 通信原理 ( ) i. 数字图像处理 ( ) j. 微机实验 2 3 4 8 9 1 5 6 7 10 Unit 1 Section 2 Passage A Exercises III assembly computing computer introduction programming development The age of computers saw its biggest change ever in 1953 with the 1.__________ of International Business Machines known today as IBM. The company has always been a key player in the development of new systems. This w