utility（）

A.渊源

B.来源

C.起源

D.出处

The cost and value of middlemen are ___.

A、time utility

B、place utility

C、information utility

D、form. utility

A.实用

B.现实

C.质量

D.敌意

A.tcpdump

B.telnet

C.traceroute

D.netstat

A.investor's return requirement.

B.investor's aversion to risk.

C.certainty-equivalent rate of the portfolio.

D.minimum required utility of the portfolio.

A.Instance

B.Utility

C.Destination

D.Ouster

A、marginal utility is always going down.

B、as the amount of a good consumed increases, the marginal utility of that good tends to decline

C、some goods have a lower marginal utility than others.

D、you can never have too much ice cream.

E、none of the above.

A.usual

B.unite

C.use

D.utility

A.RecoverManager（RMAN）utility

B.Importutility

C.Exportutility

D.O/Sbackupcommand

A.Combined、Flight液压泵

B.Combined、辅助液压泵

C.Combined、Flight、Utility液压泵

D.Combined、Utility液压泵

A.3ACloud

B.OpenStack

C.OATOS

D.Utility