The process of making changes to an information system to evolve its functionality, to accommodate changing business needs, or to migrate it to a different operating environment is known as ________ maintenance

The goal of the statistical theory of sampling is

a. to match the sampler's views with a public response. b. to obtain the view of every individual in the population. c. to account for wide variances in public opinion on controversial issues. d. to obtain a large enough sample size to avoid bias. e. to reflect the views of the population with some predictable degree of accuracy.

AT&T contracting with another company to jointly sell its computers in France is an example of which market accessing alternative:

a. an independent sales agent. b. an integrator. c. an alliance. d. a differentiator. e. a distributor.