Dell Data Engineering Optimize Quick Facts (2026)

Certification Guide · Exam Overview · Quick Facts

Your concise certification guide to the Dell Data Engineering Optimize (D-DS-OP-23) exam—covering domains, objectives, question count, timing, passing score, prerequisites, training resources, and career benefits—to help you prepare, pass, and advance in data engineering.

Dell Data Engineering Optimize (D-DS-OP-23) Practice Exams
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Dell Data Engineering Optimize Quick Facts

The Dell Data Engineering Optimize certification empowers professionals to harness modern data platforms with efficiency, scalability, and intelligence. This overview simplifies your preparation journey and shows you exactly how each domain builds the expertise to design, optimize, and govern enterprise-grade data environments.

How does the Dell Data Engineering Optimize certification advance your data career?

The Dell Data Engineering Optimize certification validates your ability to build, manage, and enhance advanced data engineering solutions that drive business value. It emphasizes key capabilities across SQL and NoSQL systems, Hadoop and Spark ecosystems, data governance, streaming and IoT processing, as well as pipeline optimization through Python. By earning this certification, you demonstrate the ability to translate complex data systems into actionable insights, enabling efficient, secure, and scalable solutions across diverse enterprise contexts.

Who Will Benefit Most from the Dell Data Engineering Optimize Certification?

The Dell Data Engineering Optimize (D-DS-OP-23) certification is ideal for professionals who work with data on a daily basis and want to demonstrate proven expertise. It suits:

  • Data Engineers seeking validation of their technical skills across data ecosystems
  • Data Scientists wanting to understand the underpinning infrastructure of their analytics
  • Database Administrators and Data Stewards managing data quality, storage, and governance
  • Developers or Analysts expanding into modern data pipeline and big data technologies

Anyone responsible for designing, managing, or optimizing data systems will find this certification a powerful career accelerator.

What Career Opportunities Can This Dell Certification Unlock?

Earning this certification demonstrates that you possess a solid foundation in data engineering principles, tools, and practices. It positions you for advancement in roles such as:

  • Data Engineer or ETL Developer
  • Big Data Engineer
  • Cloud Data Specialist
  • Analytics Engineer
  • DataOps or MLOps Engineer

Employers recognize Dell’s Proven Professional certifications as evidence of practical expertise, especially when implementing or optimizing complex data solutions across modern business environments.

What Is the Exam Code for the Dell Data Engineering Optimize Certification?

The official exam code is D-DS-OP-23. This exam represents the current validated version for Dell’s Data Engineering Optimize certification path and is part of the prestigious Dell Proven Professional portfolio.

How Much Is the Dell Data Engineering Optimize Exam?

The exam fee is $230 USD. This cost gives you access to the official proctored certification, which can be scheduled through the Dell Proven Professional testing system. Pricing may vary slightly based on regional currency rates and taxes.

How Many Questions Are on the D-DS-OP-23 Exam?

The exam includes 60 multiple-choice and multiple-select questions. These cover both conceptual understanding and scenario-based applications across the major areas of data engineering. You’ll be assessed on real-world comprehension of technologies like Hadoop, Spark, Kafka, and Airflow rather than simple memorization.

How Long Do Candidates Have to Complete the Exam?

You will have 90 minutes to complete all questions. The time allotted is designed to allow you to analyze each question carefully and apply your understanding to practical scenarios. Be sure to pace yourself evenly across sections and revisit flagged questions when time permits.

What Is the Passing Score for the Exam?

A score of 63% is required to pass the D-DS-OP-23 certification exam. Because the test covers a wide range of competencies, consistency across all domains is key. Your overall performance determines your success, meaning you can balance weaker areas by excelling in those you know best.

In Which Language Is the Exam Offered?

The Dell Data Engineering Optimize exam is currently available in English. As Dell’s global certification network expands, additional languages may become available on the Proven Professional platform, so check the official certification page before registering for updates.

What’s the Purpose and Value of the Dell Data Engineering Optimize Certification?

This certification validates your ability to design, build, and optimize data systems that support analytics and business intelligence. It directly reflects mastery of:

  • ETL and ELT processes
  • Modern data governance and security principles
  • Streaming and IoT data processing
  • Python-based pipeline automation

Earning this credential demonstrates both technical proficiency and strategic insight, essential qualities in today’s data-driven world.

What Topics Are Covered on the D-DS-OP-23 Exam?

The exam blueprint consists of six primary domains, each weighted by importance:

  1. The Role of the Data Engineer
  2. Data Warehousing with SQL and NoSQL
  3. ETL Offload with Hadoop and Spark
  4. Data Governance, Security, and Privacy
  5. Processing Streaming and IoT Data
  6. Building Data Pipelines with Python

These domains ensure candidates are evaluated across the full lifecycle of data engineering and optimization.

Are There Any Prerequisites?

There are no strict prerequisites, making this an accessible certification for data practitioners. However, Dell recommends candidates have hands-on experience with data engineering tools or complete the official Recommended Training courses. A basic understanding of Python, SQL, and distributed computing frameworks will also be beneficial.

Dell Technologies offers comprehensive on-demand training aligned with the certification objectives. Recommended courses include:

  • Introduction to Data Engineering (ES731OCMIDENG)
  • Data Warehousing with SQL and NoSQL
  • ETL Offload with Hadoop and Spark
  • Processing Streaming and IoT Data
  • Building Data Pipelines with Python

These courses combine conceptual instruction with hands-on labs to reinforce practical skills.

How Difficult Is the Exam and How Should I Prepare?

This certification evaluates practical understanding, so preparation should combine both study and hands-on experience. Candidates should gain familiarity with data processing workflows, pipeline design, data governance principles, and open-source frameworks such as Spark and Airflow.

To enhance readiness, consider using realistic Dell Data Engineering Optimize practice exams from this trusted preparation resource that simulate actual exam structure and question types for effective self-assessment.

Does the Exam Include Case Studies?

While the official outline references multiple-choice and multiple-select questions, candidates can expect scenario-based questions that simulate data engineering tasks. These types of questions test how you apply theory to real situations, reinforcing Dell’s focus on practical expertise.

How Long Is the Certification Valid?

Dell certifications generally remain valid until the technologies or frameworks within the exam are significantly updated. Dell encourages professionals to stay current by regularly engaging with its Proven Professional Community and participating in continuing education programs when new updates are released.

How Can I Join the Dell Proven Professional Community?

You can join the Proven Professional Community to network with other learners, ask questions, and exchange knowledge with peers and certified professionals. It’s a supportive environment ideal for staying updated on exam changes, study strategies, and new Dell Technologies education initiatives.

What Job Skills Will This Certification Prove?

Successful candidates demonstrate rigorous proficiency in areas such as:

  • Designing and managing data warehouses
  • Creating optimized ETL pipelines
  • Implementing streaming and IoT data solutions
  • Applying data governance and compliance frameworks
  • Automating pipelines with Python and Airflow

These capabilities make certified professionals integral to modern analytics and digital transformation projects.

What Makes This Certification Stand Out Compared to Others?

The Dell Data Engineering Optimize certification combines a holistic approach to modern data systems with Dell’s enterprise perspective. Unlike narrow technology-specific exams, this certification validates your ability to work across both open-source and vendor-agnostic ecosystems, aligning directly with industry best practices.

How Can I Register for the D-DS-OP-23 Exam?

To register, visit Dell’s certification portal through your Proven Professional account and select the Data Engineering Optimize (D-DS-OP-23) exam. You can choose either online proctoring or an authorized test center depending on availability. Once scheduled, review your exam confirmation details carefully to prepare for exam day.

Where Can I Learn More About the Official Certification?

To explore full details, registration procedures, and policy updates, visit the official Dell Data Engineering Optimize certification page. It includes the latest updates, training options, and program guidelines to help you chart your proven professional journey with Dell Technologies.


Earning the Dell Data Engineering Optimize certification establishes you as a trusted professional capable of managing and optimizing modern data workflows. By combining the right preparation, practice, and persistence, you’ll join an elite community of experts ready to excel in data-driven innovation.

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