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17. the computer failure significantly less frequently hơnsao copy machines and printers. Why? 18. comment on this statement: big computers such as mainframes and supercomputers, cókhông has the future. 19. because information technology advances such as vậynhanh, the experts find it difficult to make decision about chothông vàthiết computer peripherals purchased. The tốgây out this difficult? 20. in the end users ' role in the buy section cứngquyết to develop. Analysis of the reason for operation nghệvà this trend. 21. would you replace a computer with a handheld com-puter for your work or study? Why or why not? 22. which storage medium, you will use mỗitrong in the following cases: (1) the label reserva-tions systems, (2) information about ben-efits staff and professional conduct, and (3) tuyếncâu answered customers frequently asked ques-tions (faqs)? Explain your choice. 41468_04 2007-09-14 11:31:46 150,150 TECHNOLOGY23 INFORMATION part 2 page. The health hazards associated with the use of com-puter? What can be done to reduce the risk of health mỗiloại? Should the Government pass quapháp laws to protect employees against such hazards? 24. miniaturization and combination of technolo-gies on mobile device ramột nuisance number was high. Give some examples. 25. comment on the following reports: use-ful life of a machine is about two years, so it is not important whether the provider is still trongkinh in two or three years. about 18 to 24 months into the life of a computer, a mớiPC becomes available that is twice as strong. As a result, many IS managed option to lease, rather than buy, PCs for employees. What the fac-Tors would you consider in deciding whether to nênmua or rent? 27. Thanks to DVD and other advanced technolo-gies, a computer can combine the functionality of a com-puter, phone, fax, tv and hìnhthiết. You will leave your home phone bạnvà tv set if you can use your computer to call đểthực and watch TV? Why hoặcTại why not? 28. sometimes useful information may be lost, not because the media on which it is stored trữxấu away or damaged, but because cóthiết not being available to get information. How can that happen? You can choVí example? 29. You may have heard about electronic books, mộtthiết handsets that allow the reader to read mộtcuốn books from the CD. The advantage of such devices vàNhược when compared to the traditional sánhvới books? Thinking about port-ability, clear text, search from thểhoặc Tools page, and so on. What you want: mộtcuốn electronic books or a paper book? Why? 30. observers say that the personal computer cótrở into a commodity. What does the term "goods" mean? How can this develop-ment to impact businesses and homes? 31. a mechanic once suggested that the work of this book giảcủa not buy a car that has quáchip the computer much, because if the chipthất fails, they must be replaced; the mechanics are not thểSửa. You will have the khílời advice? Why or why not? 32. try to count how many hours per week you use dụngmột personal computer: in your House, in your tínhPhòng-laboratory, the library, or elsewhere. Do you see yourself xétchính "computer addiction"? 33. What do you expect will be the common nhấtthiết be stored to use in five years? What will be the popular nonportable nhấtthiết storage to use your company in the nămnăm? Why? 34. almost every day a new electronic device, usually incorporating some technologies mộtmà, cấpđể offer to sell. People sometimes refer to the nàynhư device "Add-ons," suggesting that they canbe nice to have, but not really necessary or even useful chíhữu. How do you delineate the other biệtgiữa a utility and a useful device?
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