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Oracle Database Cloud Service 2021 Specialist Sample Questions:

1. You created a new PDB in a VM DB system and while creating a tablespace in the PDB an error is returned:
ORA-28374: typed master key not found in wallet.
Which three options would resolve this problem?

A) Disable the auto-login wallet and convert the wallet to password wallet.
B) Re-enable the auto-login wallet.
C) Change the location of the auto-login wallet.
D) Delete the encryption wallet entry from the sqlnet.orA.
E) Activate the master encryption key for the newly created PDB.

2. Which three are true about Transparent Data Encryption (TDE)?

A) dbcli update_tdekey command is used to update the master encryption key for a PDB.
B) TDE stores the master key outside the database in an external security module.
C) TDE allows you to encrypt sensitive data in individual columns.
D) Set encrypt new table spaces parameter to false to stop encrypting the tablespaces.
E) TDE overrides access controls configured using Oracle Database Vault.
F) When the TDE master encryption key is reset, backups taken using the old TDE master encryption key become obsolete.

3. You want to create a 2-node RAC with block storage and there is a requirement to scale up the storage in future. Which DB system would you use to meet this requirement?

A) VM DB system with extreme performance database edition
B) Bare metal DB system with any database edition except standard edition
C) VM DB system with any database edition except standard edition
D) Bare metal DB system with extreme performance database edition only

4. Which three are the features of the manageable boot disks for compute instances?

A) Boot volume can be preserved after an instance is terminated and can be reused with a new instance.
B) By default, all the boot volumes are encrypted.
C) Boot volumes help the instances to be launched faster than usual.
D) Boot volumes can be reused with new instances but with same shapes.
E) A boot volume can be associated with more than one instance.

5. Which four are the advantages of migrating to Oracle Cloud Infrastructure?

A) has automated data Guard configuration for both primary and standby systems available across availability domains only
B) allows to run clustered databases on virtual machine DB systems
C) has three way mirrored storage
D) performs automatic backups to object storage
E) is integrated with Exadata to provide high performance, availability, and scalability
F) supports RAC options only for bare metal shapes

Solutions: