Java认证考试
Which two classes or interfaces provide a getSession method？（）A、 javax.servlet.http.HttpServletRequestB、 javax.servlet.http.HttpSessionContextC、 javax.servlet.http.HttpsServletResponseD、 javax.servlet.http.HttpSessionBindingEventE、 javax.servlet.http.Http
题目
Which two classes or interfaces provide a getSession method？（）
- A、 javax.servlet.http.HttpServletRequest
- B、 javax.servlet.http.HttpSessionContext
- C、 javax.servlet.http.HttpsServletResponse
- D、 javax.servlet.http.HttpSessionBindingEvent
- E、 javax.servlet.http.HttpSessionAttributeEvent
参考答案和解析
相似问题和答案
第1题：
A. Assign applications to traffic classes.
B. Use ToS/DSCP values for traffic classes.
C. Exclude subnets from QoS management.
D. Select dedicated vs. over-subscribed circuits.
第2题：
Fires of which class would most likely occur in the engine room of a vessel ________．
A.Classes A and B
B.Classes B and C
C.Classes C and D
D.Classes A and D
第3题：
8． There __________two English classes tomorrow morning．
A． is going to have
B． are going to have
C． is going to be
D． are going to be
第4题：
Which two are true？（）
- A、 An encapsulated， public class promotes re-use.
- B、 Classes that share the same interface are always tightly encapsulated.
- C、 An encapsulated class allows subclasses to overload methods， but does NOT allow overriding methods.
- D、 An encapsulated class allows a programmer to change an implementation without affecting outside code.
正确答案:A,D
第5题：
Texts are usually used in English classes for two main purposes: as a way of developing reading comprehension and as a way of learning new language.（）
A对
B错
对
略
第6题：
Which of the listed classes of fire would most likely occur in the engine room of a vessel?
A.Classes A and B
B.Classes B and C
C.Classes C and D
D.Classes A and D
第7题：
B.Leave classes early
C.Use equipment for which they have not signed up
D.Bring bags to classes
第8题：
In a data communication system, which transport media can be described as following: Has two classes: single mode and multiple mode; with higher transmit rate; with the best reliability
A．radio channel
B．fiber optic cable
C．twisted-pair cable
D．coaxial cable
第9题：
public class SomeException { } Class a： public class a { public void doSomething（） { } } Class b： public class b extends a { public void doSomething（） throws SomeException { } } Which is true about the two classes？（）
- A、 Compilation of both classes will fail.
- B、 Compilation of both classes will succeed.
- C、 Compilation of class a will fail. Compilation of class b will succeed.
- D、 Compilation of class a will fail. Compilation of class a will succeed.
正确答案:D
第10题：
Which two statements are true of login classes?（）
- A、Users can be members of multiple login classes.
- B、Login classes define authorization parameters for a user.
- C、There are five system-defined login classes.
- D、Login class permission flags can be overridden for certain commands.
正确答案:B,D