Which statement is true about profiles?
A) Resource limits specified in a profile assigned to a user are always enabled.
B) A profile can be assigned only to one user.
C) A user can exist without any profile.
D) Password management using profiles is always enabled.
Answer：D
(解析：profile里面的密码管理总是enable，而资源限制要把resource_limit参数变成true。来自3组：1015267481)
原文：https://blog.51cto.com/13854012/2394352