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Home Oracle 1z0-915-1

Oracle 1z0-915-1 Exam Practice Questions (P. 1)

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Question #1
You can perform a node estimate when adding a HeatWave cluster to a DB system in OCI Console. Which two tasks are performed by the node estimate process? (Choose two.)
  1. A
    Generate a load command to activate Auto Parallel Load.
  2. B
    Estimate the number of OCPUs required to process selected user tables.
  3. C
    Estimate the memory required for each user table.
  4. D
    Generate a set of ALTER statements to load selected tables into the HeatWave cluster.
  5. E
    Estimate the disk storage required for each user table.

Correct Answer: BC ?️

Question #2
What must you do before deleting a DB system?
  1. A
    Take a manual backup.
  2. B
    Stop the instance if it is running.
  3. C
    Disable delete protection if it is enabled.
  4. D
    Stop and remove any connected HeatWave Cluster.

Correct Answer: C ?️

Question #3
You want to create a new DB system with data import. How do you prepare the data?
  1. A
    Export the data into the file system with a MySQL Shell dump utility.
  2. B
    Export the data into an Object Storage bucket with a MySQL Shell dump utility.
  3. C
    Back up the database into an Object Storage bucket with MySQL Enterprise Backup.
  4. D
    Export the data into the file system with the mysqldump client utility.

Correct Answer: B ?️

Question #4
Which two are available when creating a new MySQL DB system in OCI Console? (Choose two.)
  1. A
    High availability
  2. B
    MySQL Lakehouse
  3. C
    Standalone server
  4. D
    Read replica
  5. E
    HeatWave cluster

Correct Answer: AC ?️

Question #5
You want to train a classification model with MySQL HeatWave AutoML. Which two are requirements of the training data set? (Choose two.)
  1. A
    The target column must be numeric.
  2. B
    The target column and all feature columns must be stored in a single table.
  3. C
    All feature columns must be numeric.
  4. D
    There must be at least two feature columns.
  5. E
    The target column must have at least two distinct values.

Correct Answer: BE ?️

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