在外文数据库中，检索关于“information security”的文献，以下哪个检索条件查准率最高（ ）。
A: Full Text=information security
B: Abstract=information security
C: Abstract=information security or Abstract=information safety
D: Abstract=information security and Year=2010-2019
A: Full Text=information security
B: Abstract=information security
C: Abstract=information security or Abstract=information safety
D: Abstract=information security and Year=2010-2019
举一反三
- 江同学在Elsevier ScienceDirect数据库中查找有关于network security的文献，初次检索结果过多，他可以采取哪种方式减少检索结果（ ）。 A: 增加检索词“information technology”，并用逻辑“or”连接 B: 增加检索词“information technology”，并用逻辑“and”连接 C: 将检索字段由“title”改为“abstract” D: 以上都可以
- Information in an abstract can include information from the sections of introduction, ______ , ______ and ______ .
- One of the security concerns for e-Businesses is keeping business and customer information private and confidential.
- According to the passage, the National Cyber Security Division will be under the leadership of______. A: the Cyber Security Industry Alliance B: the Department of Homeland Security C: the Information Technology Association D: the Critical Infrastructure Protection Board
- An abstract could contain the information not included in the paper.( )