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【单选题】
What is Brainstorming? A. It is a problem solving technique which helps generate lots of ideas on a given topic from a group of people. B. It is a problem solving technique which helps generate lots of ideas on a random topic from a group of people. C. It is a problem solving technique which helps generate lots of ideas on a given topic from a person.A.
It is a problem solving technique which helps generate lots of ideas on a given topic from a group of people.
B.
It is a problem solving technique which helps generate lots of ideas on a random topic from a group of people.
C.
It is a problem solving technique which helps generate lots of ideas on a given topic from a person.
D.
It is a disaster.
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【单选题】如果检索结果过少,查全率很低,需要调整检索范围,此时,调整检索策略的方法有()
A.
用逻辑“与”或者逻辑“非”增加限制概念
B.
用逻辑“或”或者截词增加同族概念
C.
用“在结果中检索”增加限制条件
D.
以上方法都不行
【单选题】如果检索结果过少,查全率很低,需要调整检索策略,如何修改检索式?
A.
用逻辑“或”或截词增加同族概念
B.
用逻辑“与”或者逻辑“非”增加限制概念
C.
用字段算符或年份增加辅助限制
D.
用“在结果中检索”增加限制条件
【单选题】如果检索结果过少,查全率很低,需要调整检索范围,此时调整检索策略的方式有()
A.
用逻辑 “ 与 ” 或者逻辑 “ 非 ” 增加限制概念
B.
用逻辑 “ 或 ” 或截词增加同族概念
C.
用字段算符或年份增加辅助限制
D.
用 “ 在结果中检索 ” 增加限制条件
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