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Oracle Cloud Database Services 2021 Specialist Sample Questions:

1. When configuring connectivity for hosts in the VCN, security lists contain defaults for implementing security rules. Which TWO additional rules are needed for database systems? (Choose all correct answers)

A) allows SQL*NET traffic from within the VCN
B) allows ONS and FAN traffic from within the VCN
C) allows Path MTU Discovery fragmentation messages
D) allows SSH traffic from anywhere

2. Your company's security policy requires you to patch the database within a month of a relevant database patch being released by Oracle. Which method requires the least amount of down time?

A) Create a new database home, patch it to the version you want, and then move the database to the new home.
B) Back up your database, run a precheck, then apply the patch on the database home where the database resides.
C) Download the latest patch from MOS, back up your database, and use dbaasc1i to apply the patch on the database home.
D) Own two Oracle Homes (OH193_A and OH193_B), each with a test database (193A and 193B respectively).
E) Download the latest patch from MOS, back up your database, run a precheck, then apply the patch on the database home.

3. You want to permanently delete the DB System and its attached HeatWave cluster. Which action should you perform?

A) Delete the DB system and it will also delete the attached HeatWave Cluster.
B) Drop the DB system and terminate the associated HeatWave Cluster.
C) Delete the Heatwave Cluster and it will also delete the DB system.
D) Terminate the DB system and drop the associated HeatWave Cluster.

4. The /u02 directory containing Oracle Homes (OH) is 80% utilized and you need to free up space in it. you own two Oracle Homes (OH193_A and OH193_B), each with a test database (193A and 193B respectively).You decide to consolidate both databases into a single Oracle Home (OH193. |_A) to free up space. Which TWO actions must you perform? (Choose all correct answers)

A) Create a new container under 0H193B and migrate the pluggable databases (PDBs) from 193B to 193A.
B) Copy the sqinet.ora file from OH193_B to OH193_A.
C) use the Move Database option from the console.
D) Schedule a downtime window with the Test teams who use the 193B database.

5. Which service is used by default by the MySQL Database Service to store user data to make it more resistant to failures?

A) Data safe
B) Object storage
C) Block Volumes
D) File Storage

Solutions: