Reference no: EM131266519
Q1. Only a third of all Americans have broadband service at home. Among telecommuters, the proportion is less than 87 percent.
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. If telecommuters need data from the office, they can connect to their office intranet using ____ and retrieve the required information.
a. IRC software
b. Usenet software
c. NNTP software
d. VPN software
Q4. ____ can be conducted free of charge by using the service of a company such as Skype.
a. Dial-up communication
b. modem-to-modem calls
c. PC-to-PC calls
d. VPN communication
Q5. While the concept of ____ has well served scientists who share scientific text files and application developers who exchange code, the greater use has been in downloading artistic files, such as music and video files.
a. VPNs
b. LANs
c. point-to-point file protocol
d. peer-to-peer (P2P) file sharing
Q6. ____ 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
Q7. A hub routes data packets to the next node on their way to the final destination.
a. true
b. false
Q8. Bluetooth is considered a personal area network technology, because it typically supports a network used by only one person.
a. true
b. false
Q9. 4G protocol devices operate only digitally and with packet switching, transmit at bandwidths of up to 100 Mbps, and include tighter security measures.
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. 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
Q12. The fields related to the same entity make up a file.
a. true
b. false
Q13. The database must be carefully planned to allow useful data manipulation and report generation.
a. true
b. false
Q14. To use an online database, a(n) ____ must be designed to work with the Web.
a. interface
b. menu
c. option
d. table
Q15. 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
Q16. With the traditional file approach, to create ____, the programmer must know which position ranges maintain which type of data and insert the appropriate headings.
a. files
b. programs
c. questions
d. reports
Q17. An Internet ____ is a computer that is connected to the Internet backbone.
a. connection
b. IP
c. server
d. client
Q18. Free advertising on the Web often takes the form of multiple mentions on blogs.
a. true
b. false
Q19. ____ technologies, the software that links Web pages with databases, automate much of the business activity with business partners.
a. Dynamic IP
b. Dynamic page
c. Page link
d. System link
Q20. The reason for spam is simple: it is the most cost-effective marketing method.
a. true
b. false
Q21. Business on the Web has changed very little from its initial modality.
a. true
b. false
Q22. Business on the Web has changed significantly from its initial modality.
a. true
b. false
Q23. Letting shoppers and readers select the type of ____ content they want is welcome, but sites should respect privacy by letting customers opt in rather than opt out.
a. e-mail
b. banner
c. page
d. Web
Q24. Just as the movie rental industry has changed dramatically within a few years from in-store 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
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. The Web offers opportunities not only to increase revenue but also to save on costs.
a. true
b. false
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. ____ 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
Q30. 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
Q31. Managers encounter semi____ problems almost daily in many different industries and in many different business functions.
a. structured
b. scaled
c. solid
Q32. 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
Q33. Unstructuredness is closely related to precision.
a. true
b. false
Q34. Decisions become easier when more than one alternative seems reasonable and when the number of alternatives is great.
a. true
b. false
Q35. 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
Q36. Despite an increasing number of transactions executed through the Web, managers cannot easily use data that are already in electronic form to analyze and strategize.
a. true
b. false
Q37. OLAP applications are typically slower but more sophisticated than data-mining tools.
a. true
b. false
Q38. 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
Q39. Some companies, especially consulting firms, require their employees to create ____ about sessions with clients.
a. timesheets
b. reports
c. logs
d. stories
Q40. 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