Correct. The answer is b. Moore’s law suggested that computers would become increasingly powerful and less expensive. It did not predict, however, that such changes would make computers into a common and even necessary device for most people.

Incorrect. The answer is b. Moore’s law suggested that computers would become increasingly powerful and less expensive. It did not predict, however, that such changes would make computers into a common and even necessary device for most people.

Correct. The answer is c. These sources do not suggest that most Americans still found computers threatening and dangerous by the 1980s, but they do indicate that Americans still felt anxiety at that time about computers’ potential power.

Incorrect. The answer is c. These sources do not suggest that most Americans still found computers threatening and dangerous by the 1980s, but they do indicate that Americans still felt anxiety at that time about computers’ potential power.

Correct. The answer is b. In this excerpt, written in 1981 when computers were already in use, Neil Ardley wrote that in the future people would be able to go to their computers to view information in electric libraries that stored information on every subject in computer memory banks, anticipating the development of the Internet.

Incorrect. The answer is b. In this excerpt, written in 1981 when computers were already in use, Neil Ardley wrote that in the future people would be able to go to their computers to view information in electric libraries that stored information on every subject in computer memory banks, anticipating the development of the Internet.

Correct. The answer is a. Historians must always consider the purpose and perspective of their sources as they use them to glean information about the past. A historian would regard the Steve Jobs interview as a more useful source about Americans’ understanding of computers in the mid-1980s because Jobs was a leader of and legitimate expert on the emerging computer industry, and not simply a storyteller.

Incorrect. The answer is a. Historians must always consider the purpose and perspective of their sources as they use them to glean information about the past. A historian would regard the Steve Jobs interview as a more useful source about Americans’ understanding of computers in the mid-1980s because Jobs was a leader of and legitimate expert on the emerging computer industry, and not simply a storyteller.