正如Java的流类中也有不属于java.io包的，比如：“摘要”输入流类DigestInputStream属于java.security包，同样,ZipInputStream属于_____。
正如Java的流类中也有不属于java.io包的，比如：“摘要”输入流类DigestInputStream属于java.security包，同样,ZipInputStream属于_____。
Frank works as ______. A: a security guard at a university B: a security guard at university C: a security guard at the university D: security guard at a university
Frank works as ______. A: a security guard at a university B: a security guard at university C: a security guard at the university D: security guard at a university
Which kind of security is more complicated A: security used to send credit card data B: security used in Webs C: security used within the company
Which kind of security is more complicated A: security used to send credit card data B: security used in Webs C: security used within the company
________<br/>means the level for which appropriate additional<br/>protective security measures shall be maintained for a period of time<br/>as a result of heightened risk of a security incident. A: Security level 1 B: Security level 2 C: Security level 3 D: Security level 4
________<br/>means the level for which appropriate additional<br/>protective security measures shall be maintained for a period of time<br/>as a result of heightened risk of a security incident. A: Security level 1 B: Security level 2 C: Security level 3 D: Security level 4
helping to 3)______________ and save energy. A: prove security B: improve C: improving security D: improve security
helping to 3)______________ and save energy. A: prove security B: improve C: improving security D: improve security
P10: In fact, the Java technology's multi-functions, validity, flexibility of working in different platforms as well as the security have already caused it to become the most perfect technology in network computation domain.
P10: In fact, the Java technology's multi-functions, validity, flexibility of working in different platforms as well as the security have already caused it to become the most perfect technology in network computation domain.
The beta of a security is calculated by A: dividing the covariance of the security with the market by the variance of the market. B: dividing the correlation of the security with the market by the variance of the market. C: dividing the variance of the market by the covariance of the security with the market. D: dividing the variance of the market by the correlation of the security with the market.
The beta of a security is calculated by A: dividing the covariance of the security with the market by the variance of the market. B: dividing the correlation of the security with the market by the variance of the market. C: dividing the variance of the market by the covariance of the security with the market. D: dividing the variance of the market by the correlation of the security with the market.
________means<br/>the level for which further<br/>specific protective<br/>security measures shall be maintained for a limited period of time<br/>when a security incident is probable or imminent, although it may not<br/>be possible to identify the specific target. A: Security level 1 B: Security level 2 C: Security level 3 D: Security level 4
________means<br/>the level for which further<br/>specific protective<br/>security measures shall be maintained for a limited period of time<br/>when a security incident is probable or imminent, although it may not<br/>be possible to identify the specific target. A: Security level 1 B: Security level 2 C: Security level 3 D: Security level 4
Personal security, financial security, health and well-being fall into the category of social needs.
Personal security, financial security, health and well-being fall into the category of social needs.
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
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