All of the following are used for authentication except:
A. digital signatures.
B. certificates of authority.
C. biometric devices.
D. packet filters.
Answer: D
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A real estate company sends birthday cards to all the people who have bought a home through their company. This is an example of:
a. Guaranteeing the quality of products and services b. Having too much time on their hands c. Caving in to the Hallmark Card advertisement campaign d. Hiring the right employees e. Showing customer appreciation
Which of the following is true of virtual worlds?
A) They are among the most popular product review sites. B) They are likely to replace Twitter. C) They are the most popular tool for stealth marketing campaigns. D) They are a booming marketplace for virtual goods paid for in actual money. E) They use "dashboards" so businesses can monitor the locations of avatars.
Over the period 1970 through 2006, the average annual return on stocks was about 11%
Indicate whether the statement is true or false.
Decisions relating to "what stages of the industry value chain to participate in" determine a firm's
A. geographic scope. B. level of diversification. C. competitive strategy. D. vertical integration.