1Z0-915-1 VALID TEST FORMAT: ORACLE MYSQL HEATWAVE IMPLEMENTATION ASSOCIATE REL 1 - LATEST ORACLE GUARANTEED 1Z0-915-1 QUESTIONS ANSWERS

1z0-915-1 Valid Test Format: Oracle MySQL HeatWave Implementation Associate Rel 1 - Latest Oracle Guaranteed 1z0-915-1 Questions Answers

1z0-915-1 Valid Test Format: Oracle MySQL HeatWave Implementation Associate Rel 1 - Latest Oracle Guaranteed 1z0-915-1 Questions Answers

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Oracle 1z0-915-1 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Backing up and restoring DB systems: For database administrators and disaster recovery specialists, this section of the exam covers backing up and restoring a DB system, managing automatic backups, and performing point-in-time recovery.
Topic 2
  • Managing DB systems: For network administrators and cloud infrastructure specialists, this domain of the exam covers demonstrating a command of DRG and DRG Attachments, applying BGP in the OCI environment, evaluating OCI VPN Services, and validating the various FastConnect products from OCI.
Topic 3
  • High Availability: For system reliability engineers and database architects, this domain of the exam covers how to enable and disable the high availability of a DB system, explain placement considerations for a high availability DB system, distinguish between switchover and failover, etc.
Topic 4
  • Inbound Replication: For database administrators and replication experts, this section of the exam covers setting up and troubleshoot inbound replication and creating channels.
Topic 5
  • MySQL HeatWave Service: For database administrators, cloud architects, and DevOps engineers, this section of the exam covers identifying key features and benefits, describing MySQL HeatWave architecture, defining MySQL HeatWave terminology, and identifying MySQL HeatWave limitations.

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Oracle MySQL HeatWave Implementation Associate Rel 1 Sample Questions (Q31-Q36):

NEW QUESTION # 31
You want to deploy a high-availability MySQL DB system in a region with multiple availability domains.
Which two types of subnet provide maximum redundancy? (Choose two.)

  • A. A public AD-specific subnet
  • B. A private regional subnet
  • C. A public regional subnet
  • D. A private AD-specific subnet

Answer: B,C

Explanation:
To deploy a high-availability MySQL DB system in a region with multiple availability domains, the following types of subnets provide maximum redundancy:
* A private regional subnet(Answer B): This type of subnet spans all availability domains in the region, ensuring high availability and fault tolerance.
* A public regional subnet(Answer C): Similar to the private regional subnet, a public regional subnet spans all availability domains, providing maximum redundancy and accessibility.
References:
* OCI Networking Documentation
* MySQL High Availability Documentation


NEW QUESTION # 32
Which two methods can you use to import data into a MySQL DB system by using MySQL Shell? (Choose two.)

  • A. util.importTable()
  • B. util.loadDump()
  • C. util.dumpSchemas()
  • D. util.dumpInstance()

Answer: A,B

Explanation:
Two methods to import data into a MySQL DB system using MySQL Shell are:
A:util.importTable(): This utility imports data from a file into a table. D.util.loadDump(): This utility loads a previously dumped database or table into a MySQL DB system.


NEW QUESTION # 33
Which two are benefits of read replicas? (Choose two.)

  • A. Scale read queries.
  • B. Reduce network latency.
  • C. Reduce down time.
  • D. Speed up analytical queries.
  • E. Reduce query latency.

Answer: A,E

Explanation:
A:Reduce query latency: By distributing read queries across multiple replicas, the load on the primary instance is reduced, which can decrease query latency. D.Scale read queries: Read replicas allow scaling of read operations by providing additional instances to handle read queries, improving overall performance and throughput.


NEW QUESTION # 34
The following statements are executed successfully:

Which two are true? (Choose two.)

  • A. Every row in the airport table has a unique airport_id value.
  • B. The data of the airport table is loaded into the MySQL DB system.
  • C. The fields in the airport.tbl file are delimited by comma.
  • D. The airport.tbl file is in CSV format.
  • E. The data placement key of the airport table is airport_id.

Answer: B,E

Explanation:
Based on the provided SQL statements, the following two are true:
* The data placement key of the airport table is airport_id(Answer A): The primary keyairport_idis used as the data placement key in theairporttable. This means that the data in the table is organized based on theairport_idvalues.
* The data of the airport table is loaded into the MySQL DB system(Answer D): TheALTER TABLE airport SECONDARY_LOAD;statement successfully loads the data from the specified object storage file into the MySQL DB system.
References:
* MySQL HeatWave Documentation
* MySQL Engine Attributes


NEW QUESTION # 35
You want to train a model that predicts sales based on the available data the company holds.
This is an excerpt of thesalestable:

Which command trains the model?

  • A. CALL sys.ML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'classification'), @model);
  • B. CALL sys.ML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'regression'), @model);
  • C. CALL sys.ML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'anomaly_detection'),
    @model);
  • D. CALL sys.mML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'forecasting'), @model);

Answer: B

Explanation:
To train a model that predicts sales, the appropriate machine learning task would be regression, as it involves predicting a continuous value (sales) based on the given data. The command to train such a model is:
D:CALL sys.ML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'regression'), @model); This command calls theML_TRAINprocedure on theml_data.salestable, withSalesas the target variable, specifying the task as regression.


NEW QUESTION # 36
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