List与Set的区别。

Python中把列表转换为集合需要使用（)函数

A、set

B、list

C、convert

D、change

A、bean

B、iterator

C、param

D、i18n

A.3

B.7

C.10

D.0

A、SSL协议的效率比SET协议高

B、SSL协议位于传输层与应用层之间，SET协议位于应用层

C、SSL协议过程较复杂，SET协议过程较简单

D、SSL协议效率较高，SET协议效率较低

A、RETURN语句

B、局部变量

C、SET语句

D、游标

which is not a work product of requirements elicitation（)

A.The project scheduling.

B.A statement of need and feasibility.

C.A list of customers, users, and other stakeholders.

D.A set of usage scenarios that provide insight into the use of the system or product under differentoperating conditions.