Tham khảo tài liệu 'tiếng anh chuyên ngành công nghệ thông tin part 9', công nghệ thông tin, tin học văn phòng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Answer key B 1- get 2. had 3. don t have 4. came 5. would buy c If If you press Print Screen you can make a copy of the screen. 2h If you press Ctrl Alt Del in Windows 98 it displays a list of active programs. 3b If you added more memory it would speed up the computer. 4e if you installed a modem you would be able to connect to a telephone line. 5g If you used a better search engine you would find more relevant results. 6c If you forget to save regularly you may lose data. 7a If you hold down the mouse button over an icon you can drag it across the screen. 8d If you used an LCD display you would have more space at your desk. D 1 If you don t virus-check floppies you could get a virus. 2 If there was a power cut while you were using your computer you might lose data. 3 If you install a faster processor your computer can process data faster. 4 It you forgot your password you would not be able to access your computer. 5 If you press the delete key it will delete the character to the right of the cursor. 6 If you use a search engine you might find information on the Web more quickly. 7 If you double-click on an icon you will open up a program or a folder. 8 If you use power-saving options you can cut your electricity bill. IV Multimedia on the web A 1. The extension added to a file name describes the file s contents and helps us identify the format. 2. htrnk Hypertext Markup Language 3. .gif 4. RealAudio 5. .avi .mov and mpg or .mpeg 6. .mpg or .mpeg 7. .zip 208 Answer key Topic 23 I. Warm-up B 1 2 3 a given problem the various parts of the program language 4 binary numbers 5 may occur in programs II. Reading 1 No computers don t understand human languages because the central processor operates only on binary code numbers machine code Is and Os 2 In a low-level language each instruction is equivalent to a single machine code instruction. However in a high-level language each statement is generally translated into many machine code instructions. 3 An assembler is a .
