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Oracle
1Z0-915-1
Oracle MySQL HeatWave Implementation Associate Rel 1
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Latest Version: 6.0 
 
Question: 1 
 
Which two administrative SQL statements can you run on a DB system? 
Response: 
 
A. SET GLOBAL autocommit=OFF; 
B. KILL 123; /* 123 is a connection id *\/ 
C. START REPLICA; 
D. SHUTDOWN; 
E. SET sort_buffer_size=1024000; 
 
Answer: B,E 
 
Question: 2 
 
You want to set up an inbound replication: 
- The source MySQL server listens on a public IP address. 
- The target DB system is placed in a private subnet of a VCN in your tenancy. 
Which VCN setting is required? 
Response: 
 
A. The DB system subnet has a route rule pointing to the MySQL server IP address with an internet 
gateway. 
B. The DB system subnet has an ingress security rule that allows stateful connections from the MySQL 
server IP address. 
C. The DB system subnet has a route rule pointing to the MySQL server IP address with a NAT gateway. 
D. The DB system subnet has an ingress security rule that allows stateless connections from the MySQL 
server IP address. 
 
Answer: C 
 
Question: 3 
 
A query is not offloaded to HeatWave cluster for execution. How do you determine the reason? 
Response: 
 
A. Use SHOW WARNINGS to view the notes after explaining the query. 
B. Use SHOW WARNINGS to view the notes after executing the query. 
C. Use optimizer trace to view the detailed optimizer process. 
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D. Use EXPLAIN to view the execution plan. 
 
Answer: C 
 
Question: 4 
 
Which MySQL HeatWave AutoML routine creates a new model? 
Response: 
 
A. ML_TRAIN 
B. ML_PREDICT 
C. ML_MODEL_LOAD 
D. ML_SCORE 
E. ML_EXPLAIN 
 
Answer: A 
 
Question: 5 
 
Which three are prerequisites when enabling high availability of an existing standalone DB system? 
Response: 
 
A. All tables must have a primary key. 
B. The region must have three available domains. 
C. All tables must have a foreign key. 
D. Crash recovery must be enabled. 
E. The DB system must be active. 
F. Point-in-time recovery is enabled. 
 
Answer: A,D,E 
 
Question: 6 
 
You export the data of a MySQL server with the MySQL Shell util.dumpInstance() method. Which option 
ensures that the exported data is compatible with a DB system? 
Response: 
 
A. ocimds: true 
B. dataOnly:true 
C. dialect: csv 
D. ociParManifest: true 
E. consistent: true 
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Answer: A 
 
Question: 7 
 
Which SQL statement grants all privileges to dba2 user on a DB system? 
Response: 
 
A. GRANT ALL ON *.* TO dba2 WITH GRANT OPTION; 
B. GRANT SELECT, INSERT, UPDATE, DELETE, CREATE, ALTER, DROP ON *.* TO dba2 WITH GRANT 
OPTION; 
C. GRANT SUPER ON *.* TO dba2 WITH GRANT OPTION; 
D. GRANT administrator ON *.* TO dba2 WITH GRANT OPTION; 
 
Answer: D 
 
Question: 8 
 
What type of machine learning model do you use to predict whether a borrower will default on a loan 
payment? 
Response: 
 
A. Forecasting 
B. Classification 
C. Recommendation 
D. Regression 
E. Anomaly detection 
 
Answer: B 
 
Question: 9 
 
You create a Bastion server to connect to a DB system created with the default port numbers. Which 
two configurations are required on the subnet of the Bastion server? 
Response: 
 
A. Create an ingress rule that allows stateless connections on port 22. 
B. Create an egress rule that allows stateful connections on port 22. 
C. Create an ingress rule that allows stateful connections on port 3306 and 33060. 
D. Create an ingress rule that allows stateful connections on port 22. 
E. Create an egress rule that allows stateful connections on port 3306 and 33060. 
 
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Answer: D,E 
 
Question: 10 
 
You have created a custom configuration for MySQL HeatWave. Which two attributes can be changed 
after you saved the configuration? 
Response: 
 
A. Initialization variables 
B. Compartment 
C. Description 
D. Name 
E. System variables 
 
Answer: C,D 
 
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