The computer has changed the way we
work, team, communicate, and play; Virtually ewery kind of organization
throughout the world conducts business with computers. Students, teachers, and
research scientists use the computer as a learning tool. Millions of individuals
and organizations communicate with one another over a network of computers
called the Internet. Computer games entertain people of all ages.
Almost all computers are electronic digital computers. They are electronic
in their use of electric current(电流) to carry information. They are digital in.
that they process information as units of electric charge representing numbers.
The word digital means having to do with numbers. To enable a computer to
process information that is not numerical — such as words, pictures, or sounds —
the computer or some other &vice must f A. digital computers B. the future of computer C. computer science D. computer and teachers.
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The compute"的相关试题:
[单项选择] Passage Three
The computer has changed the way we
work, team, communicate, and play; Virtually ewery kind of organization
throughout the world conducts business with computers. Students, teachers, and
research scientists use the computer as a learning tool. Millions of individuals
and organizations communicate with one another over a network of computers
called the Internet. Computer games entertain people of all ages.
Almost all computers are electronic digital computers. They are electronic
in their use of electric current(电流) to carry information. They are digital in.
that they process information as units of electric charge representing numbers.
The word digital means having to do with numbers. To enable a computer to
process information that is not numerical — such as words, pictures, or sounds —
the computer or some other &vice must f A. control B. convert data into numbers C. make use of D. manipulate
[填空题]According to the passage, ’computer crimes has been on the rise for the last ______ years.
[单项选择]The management of Berger Investments has changed their policy and will capitalize some costs instead of expensing them. Due to the new policy, Berger will:() A. have smoother reported income over time. B. report the same income pattern as when it expenses the costs. C. report a smooth income pattern initially, but income variability will increase over time.
[单项选择]Passage Three
It has been two decades since the fate of a bashful bird that most people had never seen came to symbolize the bitter divide over whether to save or saw down the ancient forests of the Pacific Northwest. Yet it was not until Thursday that the federal government offered its final plan to prevent the bird, the northern spotted owl, from going extinct.
After repeated revisions, constant court fights and shifting science, the Fish and Wildlife Service presented a plan that addresses a range of threats to the owl, including some that few imagined when it was listed as a threatened species in 1990.
The newer threats include climate change and the arrival of a formidable feathered competitor, the barred owl, in the soaring old-growth evergreens of Washington, Oregon and California where spotted owls nest and hunt.
One experiment included in the plan: shooting hundreds of barred owls to see whether that helps spotted owls recover.
Even after all these yea A. save Northern spotted owl B. save the Northwest forest C. list environmental threats to the Northern spotted owl D. list the Northern spotted owl as a threatened species
[单项选择]A. He has edited three books. B. He has bought the wrong book. C. He has lost half of his money. D. He has found the book that will be used.
[单项选择] Passage 3
Computer monitoring is most often
intended to improve efficiency and effectiveness in the workplace, but with good
intentions comes the opportunity for abuse by employers and employees alike.
Computer Monitoring in the 21st Century written by a futurist is an exceptional
observation as to what the future may hold for those people choosing to enter
the technological field such as industry, commerce, medicine and
science. As computer monitoring increases, there comes a concern
for the types of effects it may have in the workplace. The article says: "By the
end of the decade, as many as 30 million people may constantly be monitored in
their jobs." As computer systems become so sophisticated, this number will
drastically increase. As we enter this new age of technology, we must remember
that with more power comes more responsibility b A. computer monitoring is basically used by people with bad intentions B. computer monitoring is basically used by people with good intentions C. computer monitoring is basically used by people with good and bad intentions D. good intentions will give rise to abuse
[填空题]According to the passage, computer science can only reveal ______.
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