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Oracle 1z0-998-21 Exam Syllabus Topics:

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

2. Which three are the features of the different DB systems in Oracle Cloud Infrastructure?

A) CPUs can be scaled up for bare metal and Exadata DB systems.
B) CPU can be scaled up for full rack only in Exadata DB systems.
C) Storage can be scaled up for the VM DB systems only.
D) All DB systems can have multiple database editions and versions.
E) RAC is available in VM and Exadata DB systems.

3. Which Oracle database editions and versions are supported on bare metal DB systems?

A) all database editions and all versions
B) all database editions and versions starting from 12c
C) all database editions and DB versions starting from 11.2
D) all database editions and versions starting from 18c

4. What are the three autonomous optimizations available in Autonomous Data Warehouse database?

A) columnar data formats
B) row data formats
C) fast complex analytics
D) parallel joins and aggregations
E) data caching to avoid IO

5. You want to migrate your database from on-premises to OCI with no downtime. Which method would you use?

A) Data Pump
B) Golden Gate
C) Data Guard
D) SQL Developer

Solutions: