1. A hub routes data packets to the next node on their way to the final destination. a. true b. false Q2. Eventually, we will be able to use the same switch as a landline phone, a VoIP phone, and a cell phone, depending on availability of service and the cost and quality we are willing to accept. a. true b. false Q3. Bluetooth is considered a personal area network technology, because it typically supports a network used by only one person. a. true b. false Q4. ____ ensures that the packets arrive accurately and in the proper order, while IP ensures delivery of packets from node to node in the most efficient manner. a. 802.15 Bluetooth b. CDMA c. CSMA/CD d. TCP Q5. Telecommunications is communications over a: a. Distance b. Phone Line c. Fiber Optic Cable Q6. ______ cable is used in modern computer and telephone networks. a. Coaxial b. Twisted Pair c. Braided d. Insulated Q7. Only a third of all Americans have broadband service at home. Among telecommuters, the proportion is less than 87 percent. a. true b. false Q8. Only businesses that must rely on high speeds are willing to accept the high cost of subscribing to the ____ service. a. ADSL b. DSL c. T1 Q9. It is likely that many rural areas will be offered BPL in the near future. a. true b. false Q10. In the ____ phase, the builders compare the data in the data warehouses with the original data to ascertain completeness. a. extraction b. injection c. loading d. transformation Q11. Many business databases consist of multiple tables with ____ among them. a. Relationships b. Arrows c. Objects d. Constraints Q12. Usually, the same software that is used to construct and populate the database, that is, the DBMS, is also used to present ____. a. choices b. entities c. options d. queries Q13. To use an online database, a(n) ____ must be designed to work with the Web. a. interface b. menu c. option d. table Q14. It is not unusual for a data warehouse to have large tables with fifty or more fields (attributes). a. true b. false Q15. The inclusion of foreign keys might cause considerable data redundancy. This complexity has not diminished the popularity of relational databases, however. a. true b. false Q16. It would be a waste of resources for an organization to have both a data warehouse and a transactional database. a. true b. false Q17. In addition to impressions, rating companies measure other metrics. One is ____. a. relative visitor pages b. relative visitors per day c. unique visitor clients d. unique visitors per month Q18. Just as the movie rental industry has changed dramatically within a few years from instore rental to ____ to over-the-Web download, other industries have changed and will continue to change thanks to faster Internet links and new Web technologies. a. midnight order b. over-the-Web order c. unattended service d. unlimited time Q19. Business on the Web has changed significantly from its initial modality. a. true b. false Q20. Web surfers might not like ____, but advertisers love them, because they are an effective marketing tool. a. kookies b. flaming c. phishing d. pop-up windows Q21. Free advertising on the Web often takes the form of multiple mentions on blogs. a. true b. false Q22. An Internet ____ is a computer that is connected to the Internet backbone. a. connection b. IP c. server d. client Q23. Business on the Web has changed very little from its initial modality. a. true b. false Q24. Companies discourage their suppliers from joining their extranets. a. true b. false Q25. Americans use their credit cards in online transactions at the same frequency as users in other countries, such as the French or Japanese. a. true b. false Q26. International ISs, especially those using the Web, often incorporate graphics to convey technical or business information, and those applications, as well as interactive software, require increasingly fast (____) communication lines. a. broadband b. digital c. infrared d. short wave Q27. Multinational corporations might have unified ____ throughout their organizations, but they still have to abide by the laws of the countries in which each unit operates. a. campaigns b. manuals c. policies d. salaries Q28. Web site designers must keep ____ in mind. a. glocalization b. localization c. globalization d. socialization Q29. A(n) ____ can help delivery managers looking for the shortest distance a truck can travel to deliver ordered goods at the lowest cost. a. accounting system b. CRM system c. inventory control system d. GIS Q30. In architecture, a tabletop representation of a building or a city block is a ____ of the full-sized structure. a. card b. data sheet c. model d. synopsis Q31. Decisions become easier when more than one alternative seems reasonable and when the number of alternatives is great. a. true b. false Q32. Many DSSs are now closely intertwined with other organizational systems, including data warehouses, data marts, and ERP systems, from which they draw relevant data. a. true b. false Q33. ____ are used to predict output on the basis of different input or different conditions or to estimate what combination of conditions and input might lead to a desired output. a. Cards b. Forecasts c. Models d. Plans Q34. Finding the roots of a quadratic equation is a structured problem: there is a formula (a(n) ____) you can use to solve the problem. a. algorithm b. analysis c. plan d. synthesis Q35. Expertise in narrow domains can be programmed in ____. a. CRM modules b. database management software c. OLAP software d. expert systems Q36. Knowing how to use BI tools will help you to independently produce highly useful information from ____ and other large data sources. a. hard drives b. data warehouses c. non-relational databases d. warehouses Q37. Managers in some companies now track information about their products from the purchasing of raw materials to the receipt of payment not only for operations but so they can learn more about their clients and their own business. a. true b. false Q38. Knowledge management is the combination of activities involved in gathering, organizing, sharing, analyzing, and disseminating knowledge to improve an organization's performance. a. true b. false Q39. One data-mining application is ____, which is used to understand what products or services are commonly purchased together, and on what days of the week. a. market timing b. direct marketing c. interactive marketing d. market basket analysis Q40. Some companies, especially consulting firms, require their employees to create ____ about sessions with clients. a. timesheets b. reports c. logs d. stories