题目内容

一个proxyplug-in放在一个cluster的前边,如果当前正在进行web请求的servercrash掉,请问plug-in根据()进行fail-over()

A. 根据session cookie
B. 随机
C. 根据对cluster的heart-beat检测
D. 配置admin server

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Machine是指运行WebLogicServer实例的物理机器,通常与部属在其上的()相关连()

A. Node Manager
B. Managed Server
C. Session
D. Cluster

下面sql语句正确的有()

A. update into user set id = u001
B. update user set id = u001 and username=jack
C. update user set username=jack where id = 1;
D. update into user set id = u001. username=jack;

oracle限制超级管理员远程登录的命令是()

A. alter system set remote_login_passwordfile=null scope=spfile
B. alter system set remote_login_passwordfile=0 scope=spfile
C. alter system set remote_login_passwordfile=1 scope=spfile
D. alter system set remote_login_passwordfile=none scope=spfile

下列备份数据库语句正确的是()

A. Restory DATABASE datebasename from disk = c:est
BACKUP DATABASE datebasename to disk = c:est
C. select * into tablename2 from tablename
D. select * into databasename2 from databasename

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