A.ALTER USER test ACCOUNT
B.ALTER USER test NOLOCK
C.ALTER USER test ACCOUNT NOLOCK
D.ALTER test ACCOUNT NOLOCK

A.DBA_USERS
B.ALL_USERS
C.DBA_TS_QUOTAS
D.USER_PASSWORD_LIMITS

A.CREATE USER
B.CREATE ROLE
C.CREATE PROCESS
D.CREATE LOGIN

A.LICENSE_MAX_USERS
B.MAX_USERS
C.CONNECT_MAX_USERS
D.AVAILABLE_MAX_USERS

A.ALTER SYSTEM
B.ATLER TABLE
C.ALTER VIEW
D.ALTER TRIGER

A.DBA_MAX_SESSIONS
B.LICENSE_MAX_SESSIONS
C.MAX_SESSIONS
D.CONNECT_MAX_SESSIONS

A.Oracle Net
B.侦听器
C.Oracle连接管理器
D.Oracle数据库驱动程序

A.Oracle OCI
B.Oracle瘦驱动程序
C.Oracle Net
D.侦听器

A.Oracle数据库
B.Oracle进程
C.Oracle实例
D.Oracle服务

A.程序全局区
B.系统全局区
C.临时表空间
D.回滚表空间

A.DB_BLOCK
B.DB_EXTENT_CHECKSUM
C.DB_BLOCK_CHECKSUM
D.DB_SEQENT_CHECKSUM