View the Exhibit for some of the parameter settings. You start a session and issue the following command:SQL>CREATE INDEX emp_ename ON emp(ename) TABLESPACE users INVISIBLE;What is the outcome of the above command?()
A. The index is not used by the optimizer but is maintained during DML operations.
B. The index is not used by the optimizer and is not maintained during DML operations.
C. The index is used by the optimizer only if a hint is specified in the query statement and is maintained during DML operations.
D. The index is used by the optimizer only if a hint is specified in the query statement but is not maintained during DML operations.
第1题:
A) impact
B) incident
C) inference
D) issue
第2题:
A.R1
B.R2
C.TheAVG
D.TheAVF
E.Noneoftheotheralternativesapply
第3题:
当有用户请求 Web页面时,会触发()事件?
A.Application_Start()
B.Session_Start()
C.Application_End()
D.Session_End()
第4题:
为了从HTML文件中获取参数,在Applet程序中应该编写的代码是( )。
A.在start()方法中加入语句String s=getParameter("buttonLabel");
B.在int()方法中加入语句String s=Parameter("buttonLabel");
C.在int()方法中加入语句String s=getParameter("BUTTONLABEL");
D.在start()方法中加入语句String s=getParameter("BUTIONLABEL");
第5题:
1、当有用户请求 Web页面时,会触发()事件?
A.Application_Start()
B.Session_Start()
C.Application_End()
D.Session_End()
第6题:
关于PHP中存取session数据的说法不正确的是()。
A.unset函数可以删除session变量
B.session_start函数执行后,会开始一个新的会话
C.isset函数可以查看给定值是否在session中
D.存储session数据