juniper认证考试
Which method loads the configuration which was active before your last commit?（）A、load replace last-activeB、load rollback 1C、rollback 1D、rollback last-active
题目
Which method loads the configuration which was active before your last commit?（）
- A、load replace last-active
- B、load rollback 1
- C、rollback 1
- D、rollback last-active
参考答案和解析
相似问题和答案
第1题：
What are the elements with which a method is concerned?
There are six elements：
1.the nature of language；
2.the nature of language learning；
3.goals and objectives inteaching；
4.the type of syllabus to use；
5.the role of teachers，and instructional materials；
6.the techniques and procedures to use.
略
第2题：
Which two CANNOT directly cause a thread to stop executing？（）
- A、 Calling the yield method.
- B、 Calling the wait method on an object.
- C、 Calling the notify method on an object.
- D、 Calling the notifyAll method on an object.
- E、 Calling the start method on another Thread object.
正确答案:C,D
第3题：
A、cost method
B、market method
C、income method
D、equity method
第4题：
Which methods from the String and StringBuffer classes modify the object on which they are called？（）
- A、The charAt（） method of the String class.
- B、The toUpperCase（） method of the String class.
- C、The replace（） method of the String class.
- D、The reverse（） method of the StringBuffer class.
- E、The length（） method of the StringBuffer class.
正确答案:D
第5题：
Which is the return type of the method main（）？
- A、 int
- B、 void
- C、 boolean
- D、 static
正确答案:B
第6题：
Given： 6.
- A、The doStartTag method is called once.
- B、The doAfterBody method is NOT called.
- C、The EVAL_PAGE constant is a valid return value for the doEndTag method.
- D、The SKIP_PAGE constant is a valid return value for the doStartTag method.
- E、The EVAL_BODY_BUFFERED constant is a valid return value for the doStartTag method.
正确答案:A,C
第7题：
Which statements concerning the methods notify（） and notifyAll（） are true？
- A、Instances of class Thread have a method called notify（）.
- B、A call to the method notify（） will wake the thread that currently owns the monitor of the object.
- C、The method notify（） is synchronized.
- D、The method notifyAll（） is defined in class Thread.
- E、When there is more than one thread waiting to obtain the monitor of an object， there is no way to be sure which thread will be notified by the notify（） method.
正确答案:A,E
第8题：
A. Compression can be enabled at the table, tablespace, or partition level for direct loads only.
B. Compression can be enabled only at the table level for both direct loads and conventional DML.
C. Compression can be enabled at the table, tablespace, or partition level for conventional DML only.
D. Compression can be enabled at the table, tablespace, or partition level for both direct loads and conventional DML.
第9题：
Under which circumstances will a thread stop？（）
- A、The method waitforId（） in class MediaTracker is called.
- B、The run（） method that the thread is executing ends.
- C、The call to the start（） method of the Thread object returns.
- D、The suspend（） method is called on the Thread object.
- E、The wait（） method is called on the Thread object.
正确答案:B
第10题：
Which two statements are true about using the isUserInRole method to implement security in a Java EEapplication？（）
- A、It can be invoked only from the doGet or doPost methods.
- B、It can be used independently of the getRemoteUser method.
- C、Can return "true" even when its argument is NOT defined as a valid role name in the deployment descriptor.
- D、Using the isUserInRole method overrides any declarative authentication related to the method in which it is invoked.
正确答案:B,C