Which two are true about authentication？（）
第1题：
A.It can be applied to separate two liquids
B.It cannot separate solids which contaminated in the oil.
C.It consists of purifier and clarifier
D.The centrifuge arranged to separate two liquids is known as purifier
第2题：
The number and position of hydrants arranged on board shall be such that _______，one of which shall be from a single length of hose，may reach any part of the ship normally accessible to the passengers or crew while the ship is being navigated．
A.at least two jets of water which shall be from the same length of hose
B.at least two jets of water emanating from the same hydrant
C.at least two jets of water not emanating from the same hydrant
D.at least two jets of water not emanating from the same hydrant，one of which shall be from a single length of hose
第3题：
A.both
B.both of
C.two of
D.all
第4题：
menu
functions
data group
responsibility
functional group
第5题：
Which are the two options to which a menu can be assigned?（） (Choose two.)
第6题：
A.menu
B.functions
C.data group
D.responsibility
E.functional group
第7题：
Which of the following is the correct configuration for a RAID 5 array?（）
第8题：
— Which of these two hotels do you like?— Neither.()
第9题：
Shared single interface
IP Address
TCP-based hello packets
MAC address
第10题：
A finalizer may NOT be invoked explicitly.
The finalize method declared in class Object takes no action.
super.finalize（）is called implicitly by any over riding finalize method.
The finalize method for a given objec twill be called no more than once by the garbage collector.
The order in which finalize will be called on two objects is based on the order in which the two objects became finalizable.