How to check if OLS is enabled in Oracle?
Checking if Oracle Label Security Has Been Registered and Enabled. You can query the DBA_OLS_STATUS data dictionary view to find if Oracle Label Security has already been registered and enabled. Log into the database instance as user SYS with the SYSDBA administrative privilege.
What are the two 2 types of user privileges?
A user can receive a privilege in two different ways:
- You can grant privileges to users explicitly.
- You can also grant privileges to a role (a named group of privileges), and then grant the role to one or more users.
What is OLS in Oracle?
Oracle Label Security (OLS) is a security option for the Oracle Enterprise Edition database and mediates access to data rows by comparing labels attached to data rows in application tables (sensitivity labels) and a set of user labels (clearance labels).
What is Password_verify_function?
The PASSWORD_VERIFY_FUNCTION value specifies a PL/SQL function to be used for password verification when users assigned this profile log in to a database. This function can be used to validate password strength by requiring passwords to pass a strength test written in PL/SQL.
What are four basic permissions?
There are four categories (System, Owner, Group, and World) and four types of access permissions (Read, Write, Execute and Delete). The categories are not mutually disjoint: World includes Group, which in turn includes Owner.
What are Oracle privileges?
A user privilege is a right to execute a particular type of SQL statement, or a right to access another user’s object. The types of privileges are defined by Oracle. They are a means of facilitating the granting of multiple privileges or roles to users.
Which of the following can be done using Dbca?
DBCA enables you to perform the following tasks: Creating a Database with DBCA. Configuring Database Options with DBCA. Deleting a Database with DBCA.
What is Password_lock_time in Oracle?
password_lock_time – This is the number of days that must pass after an account is locked before it is unlocked. It specifies how long to lock the account after the failed login attempts is met. The default in 11g is one day. To allow unlimited use of previously used passwords, set password_reuse_time to UNLIMITED.
What does Umask 022 mean?
A umask of 022 allows only you to write data, but anyone can read data. A umask of 077 is good for a completely private system. No other user can read or write your data if umask is set to 077. A umask of 002 is good when you share data with other users in the same group.
What are effective permissions?
Effective permissions are the resultant permissions a User or a Group has towards an object. Effective permissions are the combination of Explicit and Inherited Permission entries and the restrictive permissions apply while accessing object.
