Desktop, laptop, and tablet computers, and mobile devices are classified as _______. A: mainframe computers B: supercomputers C: midrange computers D: personal computers

At the beginning of Apple Computers, Steve and Woz sold their computers _____________.

In author’s opinion, ______. A: without computers, there would be no modern science B: computers are more intelligent than human beings C: computers will replace everything in the future D: computers never make mistakes

Consumers regard Dell computers and Apple computers as substitutes. If the price of a Dell computer decreases, the

What does this store do A: Rent computers only. B: Rent computers and office furniture. C: Rent and sell computers. D: Rent and repair computers only.

What is the author's view about computers and human beings in terms of intelligence A: Computers have better memory than a child does. B: Computers can understand as many as 100,000 words. C: Computers are as intelligent as a teenager is. [D] Human beings are far superior to computers.

People began to find that ______. A: computers may get tired after performing too many operations B: computers could organize information in limited ways C: computers are able to carry out tasks quickly with the help of man D: computers could store information, and organize it as well

Using computers has

The firm_________ at producing computers

The fifth generation computers, with artificial intelligence, ( ) and perfected now. The fifth generation computers, with artificial intelligence, ( ) and perfected now.