Oracle Machine Learning using Autonomous Database 2021 Specialist Exam
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Which three statements are true about Oracle Machine Learning Notebooks?
A. It is used to manage and monitor database objects.
B. It provides a web-based interface for data analysis.
C. It is used to access machine learning algorithms.
D. It is used to create low-code applications.
E. It is used for data preparation and exploration.
You are creating a job that should run a notebook every hour. You want to make sure that the job does not run repeatedly if there are more than five consecutive failures to run the job. Which option should you set while creating the job?
A. Minimum Failure Allowed
B. Maximum Number of Runs
C. Maximum Failure Allowed
D. Timeout in Minutes
Examine the output:
A. SET SQLFORMAT FIXED
B. SET SQLFORMAT ANSICONSOLE
C. SET SQLFORMAT LOADER
D. SET SQLFORMAT DELIMITED
Which three are supervised machine learning algorithms?
A. Random Forest
B. Support Vector Machines
C. Linear Regression
D. Association rule
E. K-means clustering
Which statement is FALSE about Oracle Machine Learning (OML) Notebooks?
A. When visualizing a 1 million row database data using the built-in Zeppelin visualizers, OML will by default display the results on the entire table.
B. You can set the output format in SQL paragraphs of a notebook.
C. You can share notebooks with Import/Export operations.
D. Within notebook paragraphs you can switch between data views of tables, pie charts, bar charts, line plots and scatter plots.
Which two statements are true about Classification algorithms?
A. They predict numeric values along a continuum.
B. They extract rules using unsupervised learning.
C. They assign cases to target categories.
D. They require known outcomes to guide the learning process.
Which step is not required to be performed by an administrator when adding a new user to Oracle Machine Learning (OML) Notebooks?
A. Provide the user with Autonomous Database client wallet for remote credentials.
B. Add the user's name and email ID in the Oracle Machine Learning User Management interface.
C. Create an OML username and password for the user in the Oracle Machine Learning User Management interface.
D. Issue grant commands on tables from other schemas to allow access from shared notebooks.
Which three Oracle Machine Learning (OML) Notebooks capabilities are enabled when an OML user is created with the oml_developer role?
A. Save scripts to the Python script repository.
B. Create and execute OML Notebooks.
C. Share notebooks with other OML users.
D. Transfer OML workspace to other users.
Which two types of permissions allow you tables and run any script on an owner's account?
You are tasked with building a predictive model that can estimate the price of houses, based on attributes like number of rooms, square-footage (size), location, neighborhood attributes, year built among others. Which three algorithms can you use to produce such a model with Oracle Machine Learning?
A. Generalized Linear Model (Regression)
B. Support Vector Machine (Regression)
C. Explicit Semantic Analysis
D. One-Class Support Vector Machine
E. Generalized Linear Model (Classification)
F. Neural Networks (Regression)
Two users at different locations are collaborating on a project by editing the same notebook. Which type of notebook should they use for collaboration?
A. Shared Notebook
B. Example notebook
C. Personal Notebook
D. Public Notebook
You want to analyze the spike in sales during weekends in India (Saturday and Sunday) and also perform a similar analysis for weekends in Dubai (Friday and Saturday). You will be reusing these notebooks in similar situations over time. You do not want to share them with other users. Which template should you use?
Which three data sources can be immediately used for model building in Oracle Machine Learning?
A. Oracle Database External tables
B. JSON files
C. CSV files
D. Oracle Database views
E. Oracle Database tables
Which is a FALSE statement regarding Oracle Machine Learning (OML)?
A. OML offerings need a separate data visualization tool for creating visualization.
B. OML provides univariate and multivariate statistics.
C. OML provides integration with open source Python and R statistical analysis functions.
D. OML provides scalable statistical functions though OML4Py and OML4R.
Which three types of templates are available in Oracle Machine Learning Notebooks?