Text 1 Fundamentals of office Automation Exercises 1. Multiple choices.(多选题) (1)Office automation is( ABD A. the application of computer B. communications technology D. used to improve the productivity of people
1 Light waves and the coherent condition of waves 1. Light waves Light wave is a small part of the whole electromagnetic wave spectrum. Wavelength (m) 102
Unit 10 Program Design Text 1 Computer Languages Eⅹ excises 1. Choose the best answer to complete the following sentences hat was represented by long strings zeroes A. machine language B. high-level language C. low-level language D. assembly language
Unit 6 Multimedia Text 1 What is multimedia? The answer is neither simple nor easy. Multimedia is the combination of computer and video technology. In fact, Multimedia is just two media: sound and is made from a mix o hardware and software. or machine and ideas
2003年1月全国大学英语四级考试真题和答案 Part I Listening Comprehension(20 minutes) Section a Directions: In this section, you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. Both the conversation and the question will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked