CKD和SKD表示什么意思？
CKD和SKD表示什么意思？
相关考题：
在oracle数据库中,执行下面的命令SQL>ALTER USER skd ACCOUNT LOCK;有关执行结果下面那两项描述正确?() A.SKD用户的对象不能被任何用户访问B.用户SKD密码过期，在下次登陆时强制用户修改密码C.用户SKD不能登陆数据库实例D.其它用户可以访问SKD用户的对象，当用户已经在访问对象的时候
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$SKD， and then assignexternal authentication. The user OPS$SKD has the CREATE SESSION privilege. What would youachieve 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 the username and password.D、The database user OPS$SKD has to login with the password of the local operating system user SKD to access the database instance.
在oracle数据库中，执行下面的命令SQLALTER USER skd ACCOUNT LOCK；有关执行结果下面那两项描述正确？（）A、SKD用户的对象不能被任何用户访问B、用户SKD密码过期，在下次登陆时强制用户修改密码C、用户SKD不能登陆数据库实例D、其它用户可以访问SKD用户的对象，当用户已经在访问对象的时候
Examine the command： SQL ALTER USER skd ACCOUNT LOCK； Which two statements are true after the command is executed（）A、The SKD user cannot log in to the database instance.B、The objects owned by the SKD user are not accessible to any user.C、The other users can access the objects owned by the SKD user， on which they have access.D、The password for the SKD user expires and the user is forced to change the password at the next log in
Examine the following steps performed on a database instance： 1. The DBA grants the CREATE TABLE system privilege to the SKD user with ADMIN OPTION. 2. The SKD user creates a table. 3. The SKD user grants the CREATE TABLE system privilege to the HR user. 4. The HR user creates a table. 5. The DBA revokes the CREATE TABLE system privilege from SKD. Which statement is true after step 5 isperformed（）A、The table created by SKD is not accessible and SKD cannot create new tables.B、The tables created by SKD and HR remain， but both cannot create new tables.C、The table created by HR remains and HR still has the CREATE TABLE system privilege.D、The table created by HR remains and HR can grant the CREATE TABLE system privilege to other users.
Examine the command： SQL ALTER USER skd ACCOUNT LOCK； Which two statements are true after the command is executed（）A、The SKD user cannot log in to the database instance.B、The objects owned by the SKD user are not accessible to any user.C、The other users can access the objects owned by the SKD user， on which they have access.D、The password for the SKD user expires and the user is forced to change the password at the next log in.
The database instance has the following parameter setting： OS_AUTHENT_PREFIX = OPS$ 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.
单选题Examine the following steps performed on a database instance： 1. The DBA grants the CREATE TABLE system privilege to the SKD user with ADMIN OPTION. 2. The SKD user creates a table. 3. The SKD user grants the CREATE TABLE system privilege to the HR user. 4. The HR user creates a table. 5. The DBA revokes the CREATE TABLE system privilege from SKD. Which statement is true after step 5 isperformed（）AThe table created by SKD is not accessible and SKD cannot create new tables.BThe tables created by SKD and HR remain， but both cannot create new tables.CThe table created by HR remains and HR still has the CREATE TABLE system privilege.DThe table created by HR remains and HR can grant the CREATE TABLE system privilege to other users.
多选题Examine the command： SQL ALTER USER skd ACCOUNT LOCK； Which two statements are true after the command is executed（）AThe SKD user cannot log in to the database instance.BThe objects owned by the SKD user are not accessible to any user.CThe other users can access the objects owned by the SKD user， on which they have access.DThe password for the SKD user expires and the user is forced to change the password at the next log in.