Examine this configuration and requirement:
1. The hr user created a private database link in the pdb2 pluggable database linking to the hr schema In the PDBl pluggable database.
2. Other users in pdb2 must query the remote HR.EMPLOYEES table In PDBI using this database link.
Which two operations together ensure that the database link provides access only to the HR.EMPLOYEES table in the PDBI pluggable database?

• A.Grant other users access to the database link In the PDB2 pluggable database.
• B.Grant access to the view of the remote HR.EMPLOYEES table In the PDB2 pluggable database.
• C.Grant other users access to the database link in the PDBI pluggable database.
• D.Create a view In the HR schema for the remote hr. employees table of the pdb2 pluggable database .
• E.Only grant other users access to the HR.EMPLOYEES table In the pdb2 pluggable database.

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When querying the database view, VSECRYPTION_WALLET, the status Is OPEN_NO_MASTER _KEY. What does this mean?

• A.The master key has not been created.
• B.You do not have select privileges on this database view.
• C.The key store is not open.
• D.This is expected behavior for this view.
• E.The master key has been corrupted.

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You must disable OS authentication for database administrative users on a RAC database.
Which option must you use to do this?

• A.Set sqlnet.aothentication_sebvices=(NONe» In sqlnet.ora on the database server.
• B.Set REMOTE_LOGIH_PASSWORDFILE = EXCLUSIVE In the init.ora file.
• C.Remove all OS users from OS groups: osdba, osoper, osbackupdba, osdgdba, osrmdba, OSASMADMIN, OSASMDBA.
• D.Set REMOTE_OS_AUTHENT = FALSE In the init.ora file.

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Which type of attack attempts to find data by repeatedly trying similar SQL with a modified predicate?

• A.timing attack
• B.known-plaintext attack
• C.side-channel attack
• D.cache attack
• E.Inference attack
• F.data remanence attack

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A database link must be created to connect a source Autonomous Database to target on premises database.
Examine this command:

Which two options are true?

• A.The credential_nam£ parameter automatically creates the credential object store.
• B.Only data_pump_dir directory can be used to store credential wallets.
• C.The db_link_cred parameter stores the password in a wallet.
• D.The database link port Is not correct because It must be restricted to 1521.
• E.The target database wallet can be uploaded to the data_pctmp_dtr directory.
• F.The db__link__cred references the credential for the username and password for the target database.

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