Try and practice the latest Oracle : 1Z0-1110-26 real questions & answers
Updated: Oct 27, 2026
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Oracle 1Z0-1110-26 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Cloud Infrastructure Data Science Professional |
| Exam Number: | 1Z0-1110-26 |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 24 months |
| Real Exam Qty: | 50 |
| Passing Score: | 68% |
| Exam Price: | $245 USD |
| Exam Format: | Multiple Response, Multiple Choice |
| Related Certifications: | Oracle Cloud Infrastructure Data Science Professional Certification |
| Available Languages: | English |
| Sample Questions: | Oracle 1Z0-1110-26 Sample Questions |
| Exam Way: | Online proctored exam or onsite exam through Oracle University testing providers |
| Pre Condition: | No formal prerequisite. Recommended knowledge includes Python for Data Science and Machine Learning, familiarity with open source ML libraries, at least one year of ML experience, and hands-on experience with OCI Data Science. |
| Official Syllabus URL: | https://education.oracle.com/oracle-cloud-infrastructure-data-science-professional/pexam_1Z0-1110-26 |
Oracle 1Z0-1110-26 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Use Related OCI Services | - Apply OCI services for data ingestion, storage, and processing - Design machine learning solutions for business use cases - Integrate OCI Data and AI services |
| Topic 2: Apply MLOps Practices | - Implement model lifecycle management - Use best practices for operationalizing ML solutions - Monitor and maintain machine learning models |
| Topic 3: OCI Data Science - Introduction and Configuration | - Configure and manage Data Science resources - Understand OCI Data Science service concepts and architecture - Use OCI Data Science notebooks and sessions |
| Topic 4: Design and Set Up Data Science Workspace | - Manage notebook sessions and compute resources - Create and configure Data Science projects - Use Accelerated Data Science SDK and open source tools |
| Topic 5: Implement End-to-End Machine Learning Lifecycle | - Prepare and manage datasets - Build, train, and evaluate machine learning models - Save and manage models using Model Catalog - Deploy models and consume model endpoints - Automate machine learning workflows and pipelines |
Oracle Cloud Infrastructure Data Science Professional Sample Questions:
Which technique can be used for feature engineering in the machine learning lifecycle?
- A. Gradient boosting
- B. K-means clustering
- C. Support Vector Machines (SVM)
- D. Principal Component Analysis (PCA)
Correct Answer: D 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
You are working as a data scientist for a healthcare company. They decided to analyze the data to find patterns in a large volume of electronic medical records. You are asked to build a PySpark solution to analyze these records in a JupyterLab notebook. What is the order of recommended steps to develop a PySpark application in OCI Data Science?
- A. Install a Spark conda environment, configure core-site.xml, launch a notebook session, create a Data Flow application with the Accelerated Data Science (ADS) SDK, develop your PySpark application
- B. Configure core-site.xml, install a PySpark conda environment, create a Data Flow application with the Accelerated Data Science (ADS) SDK, develop your PySpark application, launch a notebook session
- C. Launch a notebook session, install a PySpark conda environment, configure core-site.xml, develop your PySpark application, create a Data Flow application with the Accelerated Data Science (ADS) SDK
- D. Launch a notebook session, configure core-site.xml, install a PySpark conda environment, develop your PySpark application, create a Data Flow application with the Accelerated Data Science (ADS) SDK
Correct Answer: C 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
Which of the following TWO non-open source JupyterLab extensions has Oracle Cloud Infrastructure (OCI) Data Science developed and added to the notebook session experience?
- A. Environment Explorer
- B. Command Palette
- C. Table of Contents
- D. Notebook Examples
- E. Terminal
Correct Answer: A,D 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
You loaded data into Oracle Cloud Infrastructure (OCI) Data Science. To transform the data, you want to use the Accelerated Data Science (ADS) SDK. When you applied the get_recommendations() tool to the ADSDataset object, it showed you user-detected issues with all the recommended changes to apply to the dataset. Which option should you use to apply all the recommended transformations at once?
- A. visualize_transforms()
- B. get_transformed_dataset()
- C. auto_transform()
- D. fit_transform()
Correct Answer: C 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
Which OCI Data Science interaction method can function without the need of scripting?
- A. OCI Console
- B. CLI
- C. REST APIs
- D. Language SDKs
Correct Answer: A 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
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