Examine the command: 

Which statement is true?

Your database is open in read/write mode and multiple users are connected to the database instance. 

You execute the following command: 

SQL> ALTER SYSTEM ENABLE RESTRICTED SESSION; 

What would be the effect on current sessions?

Which three statements are true about user account administration? (Choose three.)

Which two statements are true about initialization parameter files? (Choose two.)

You configured the Fast Recovery Area (FRA) for your database. 

The database instance is in ARCHIVELOG mode. 

The default location for the archived redo log files is the FRA. 

Which two files are removed automatically if space is required in the FRA as per the retention policy? (Choose two.)

Which statement is true about a database in ARCHIVELOG mode?

You want to create a locally managed tablespace called NEWTBS to store segments with different extent sizes. 

Which set of tablespace attributes can be specified for a tablespace that satisfies the requirements?

The schema SALES exists in two databases, ORCL1 and ORCL2, and has the same password, SALES123. User SALES has CREATE DATABASE LINK and CREATE SESSION privileges on both databases. Examine these commands: 

conn SALES/SALES123 CREATE DATABASE LINK orcl2 USING 'orcl2'; 

What is the outcome of executing these commands in the ORCL1 database?