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单选题
To allocate another role to a user, which command is most appropriate?（）
A
ALTER USER
B
ALTER DATABASE
C
ALTER SYSTEM
D
GRANT
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考题
单选题View the Exhibit to observe the roles assigned to the SL_REP user. Which statement is true about theassignment of the SELECT_CATALOG_ROLE role to the SL_REP user（）A
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ALTER USER DEFAULT ROLE NONE EXCEPT ROLE_1
考题
单选题When adding a new user and assigning a role, which user role has "read only" rights to theconfiguration and operational states? （）A
userB
read_onlyC
target_operatorD
security_operator
考题
单选题View the Exhibit and examine the privileges granted to the MGR_ROLE role. The user SKD has been grantedthe CONNECT and RESOURCE roles only. The database administrator （DBA） grants MGR_ROLE to the userSKD by executing the command： SQL GRANT MGR_ROLE TO SKD WITH ADMIN OPTION； Which statement is true about the user SKD afterhe/she is granted this role（）A
The user SKD can grant only the MGR_ROLE role to other users， but not the privileges in it.B
The user SKD can revoke the MGR_ROLE only from the users for whom he/she is the grantor.C
The user SKD can grant the privileges in the MGR_ROLE role to other users， but not with ADMIN OPTION.D
The user SKD can grant the privileges in the MGR_ROLE role to other users， but cannot revoke privilegesfrom them
考题
单选题At which command prompt would you issue the set date command?（）A
[edit chassis]user@router#B
[edit]user@router#C
[edit system] user@router#D
user@router
考题
多选题Which two statements accurately describe a role?（）AA role can be given to a maximum of 1000 users.BA user can have access to a maximum of 10 roles.CA role can have a maximum of 100 privileges contained in it.DPrivileges are given to a role by using the CREATE ROLE statement.EA role is a named group of related privileges that can be granted to the user.FA user can have access to several roles, and several users can be assigned the same role.
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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.
考题
单选题An administrator runs mktcpip aixhost 172.168.0.50 enO to change the network address， but the command hangs for an extended period of time. Which of the following is the most likely cause of the problem（）A
entO is in a defined stateB
enO is currently activeC
There is no physical network adapter on the systemD
The address 172.168.0.50 is in use by another system
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