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2007年GMAT考试最新逻辑推理仿真试题训练十(1)

2007-11-02 16:10

  1.Child's World, a chain of toy stores, has relied on a “supermarket concept” of computerized inventory control and customer self-service to eliminate the category of sales clerks from its force of employees. It now plans to employ the same concept in selling children's clothes.The plan of Child's World assumes that

 。ˋ) supermarkets will not also be selling children's clothes in the same manner
 。˙) personal service by sales personnel is not required for selling children's clothes successfully
 。–) the same kind of computers will be used in inventory control for both clothes and toys at Child's World
 。―) a self-service plan cannot be employed without computerized inventory control
 。‥) sales clerks are the only employees of Child's World who could be assigned tasks related to inventory control

  2.Continuous indoor fluorescent light benefits the health of hamsters with inherited heart disease. A group of them exposed to continuous fluorescent light survived twenty-five percent longer than a similar group exposed instead to equal periods of indoor fluorescent light and of darkness.The method of the research described above is most likely to be applicable in addressing which of the following questions?

 。ˋ) Can industrial workers who need to see their work do so better by sunlight or by fluorescent light?
 。˙) Can hospital lighting be improved to promote the recovery of patients?
 。–) How do deep-sea fish survive in total darkness?
 。―) What are the inherited illnesses to which hamsters are subject?
 。‥) Are there plants that require specific periods of darkness in order to bloom?

  3.Millions of identical copies of a plant can be produced using new tissue-culture and cloning techniques.If plant propagation by such methods in laboratories proves economical, each of the following, if true, represents a benefit of the new techniques to farmers EXCEPT:

 。ˋ) The techniques allow the development of superior strains to take place more rapidly, requiring fewer generations of plants grown to maturity.
 。˙) It is less difficult to care for plants that will grow at rates that do not vary widely.
 。–) Plant diseases and pests, once they take hold, spread more rapidly among genetically uniform plants than among those with genetic variations.
 。―) Mechanical harvesting of crops is less difficult if plants are more uniform in size.
 。‥) Special genetic traits can more easily be introduced into plant strains with the use of the new techniques.

  4.Which of the following best completes the passage below?Sales campaigns aimed at the faltering personal computer market have strongly emphasized ease of use, called user-friendliness. This emphasis is oddly premature and irrelevant in the eyes of most potential buyers, who are trying to address the logically prior issue of whether______

 。ˋ) user-friendliness also implies that owners can service their own computers
 。˙) personal computers cost more the more user-friendly they are
 。–) currently available models are user-friendly enough to suit them
 。―) the people promoting personal computers use them in their own homes
 。‥) they have enough sensible uses for a personal computer to justify the expense of buying one

  5.A weapons-smuggling incident recently took place in country Y. We all know that Y is a closed society. So Y's government must have known about the weapons.

  Which of the following is an assumption that would make the conclusion above logically correct?

 。ˋ) If a government knows about a particular weapons-smuggling incident, it must have intended to use the weapons for its own purposes.
 。˙) If a government claims that it knew nothing about a particular weapons-smuggling incident, it must have known everything about it.
 。–) If a government does not permit weapons to enter a country, it is a closed society.
 。―) If a country is a closed society, its government has a large contingent of armed guards patrolling its borders.
 。‥) If a country is a closed society, its government has knowledge about everything that occurs in the country.

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