56013817-Compiled-Quizzes

56013817-Compiled-Quizzes - 1. Today's...

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1. Today's nanotechnology-produced computer transistors are roughly equivalent in size to: A) a human hair. B) a virus. C) the width of a fingernail. D) an atom. 2. Larry is the IT manager at his retail firm. He has seen IT purchases go up dramatically over the last two years. John would like to see his firm obtain additional computing power by applying the resources of many computers in a network to a single marketing problem. What he wants is a form of ________. A) private computing B) public computing C) grid computing D) cloud computing 3. Today most business firms have discontinued operating their legacy systems, replacing these with inexpensive Web services and hosted software. A) True B) False 4. Which type of network is used to connect digital devices within a half-mile or 500-meter radius? A) WAN B) microwave C ) LAN D) MAN 5. In two-tiered client/server architecture, the processing is split between two types of servers. A) True B) False 6. N-tier computing is a multi-tier, load-balancing scheme for Web-based applications in which significant parts of Web site content, logic, and processing are performed by smaller, less expensive servers located nearby the user. A) True B) False 7. The need in some cases for employees to have access to sexually explicit material on the Internet, such as medical researchers, suggests that companies A) need specialized software to determine which types of material are acceptable. B ) need to base their Internet use policies on the needs of the organization and culture.
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C) may need to maintain a database of acceptable Web sites. D) cannot restrict Internet use. 8. The mainframe market has grown steadily over the past decade. A) True B) False 9. What service converts IP addresses into more recognizable alphanumeric names? A) IP B) HTML C) DNS D) HTTP 10. The introduction of the minicomputer: A ) all of the choices noted. B) enabled decentralized computing. C) allowed computers to be customized to the specific needs of departments or business units. D) offered new, powerful machines at lower prices than mainframes. 11. Client/server computing is a widely used form of centralized processing. A) True B) False 12. Interpretations of Moore's law assert that: A) transistors decrease in size 50% every two years. B) data storage costs decrease by 50% every 18 months. C ) computing power doubles every 18 months. D) none of the above. 13. Which protocol is the Internet based on? A) HTTP B ) TCP/IP C) packet-switching D) FTP 14. Which of the following is not one of the main six factors to consider when evaluating how much your firm should spend on IT infrastructure? A) your firm's organizational culture B) your firm's business strategy
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C) market demand for your firm's services D) the IT investments made by competitor firms 15. IBM mainframes offered powerful machines at far lower prices than DEC minicomputers , making possible
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56013817-Compiled-Quizzes - 1. Today's...

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