删除mysql中的所有默认用户,只保留本地()帐户。
A、Administrator
B、Admin
C、Root
D、Guest
远程登录为某个Internet主机中的用户提供与其他Internet主机建立远程连接的功能。
A、对
B、错
项目管理中资源计划的目的是()
A、估计项目所需资源成本
B、决定可能得到的资源
C、提供所需资源的组织方式
D、确定所需资源种类、数量、时间
下面不属于软件开发阶段任务的是( )。
A、测试
B、可行性研究
C、设计
D、实现
中年经产妇,咳嗽时引起尿液外溢多为()
A、压力性尿失禁
B、充溢性尿失禁
C、神经性尿失禁
D、麻痹性尿失禁
E、痉挛性尿失禁
The database instance has the following parameter setting: OS_AUTHENT_PREFIX = OPS$ OS_ROLES = FALSE REMOTE_OS_AUTHENT = FALSE REMOTE_OS_ROLES = FALSE TIMED_OS_STATISTICS = 0 You have a local operating system user SKD.You create a database user OPS$SKD, and then assign external authentication. The user OPS$SKD has theCREATE SESSION privilege. What would you achieve by the above process()
A、The database user OPS$SKD will be able to administer the database.
B、The authentication detail for the database user OPS$SKD is recorded in the password file.
C、The local operating system user SKD will be able to access the database instance without specifying theusername and password.
D、The database user OPS$SKD has to login with the password of the local operating system user SKD toaccess the database instance.