A: to perform a mathematical calculation.
B: to store and retrieve information.
C: to sort a collection of records.
D: all of the above.
E: none of the above.
举一反三
- A computer is a machine' designed to（） A: perform work mathematically B: perform complicated calculations C: store and select information D: all of the above
- Clinical laboratory is for the purpose of providing information for: A: diagnosis B: prevention C: treatment D: all of the above
- In the present, most of the exports from China are in() A: manufactured goods. B: services. C: primary products including agricultural. D: technology intensive products. E: None of the above.
- The payback period rule: A: discounts cash flows. B: ignores initial cost. C: always uses all possible cash flows in its calculation. D: Both A and C. E: None of the above.
- Although not a unique store of value, people find money a convenient store of value because A: it does not decline in value when prices rise. B: its value remains fixed to the price level; that is, if prices double so does the value of money C: it is the most liquid asset. D: of all of the above E: of none of the above
内容
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Which of the following things can be included in a portfolio? A: Oral performance records. B: Drawings, picture, story, diagram description by the student. C: Collection of the student's writings. D: All of the above.
- 1
From the passage, we can know that the computer system can provide information of（） A: details about the burning building B: invalids living in the burning building C: medical records of every firefighter in the city D: all of the above
- 2
Which of the following work has she ever done? A: Sex worker. B: Night club dancer. C: All the above. D: None of the above.
- 3
The rate of a reaction depends on __________. A: collision frequency B: collision energy C: collision orientation D: all of the above E: none of the above
- 4
It is necessary to monitor ( ) A: the change of tear film B: the change of accommodation C: all above D: none of the above