PDF Version DemoEMC D-DS-OP-23 Exam Overview:
| Certification Vendor: | Dell Technologies (EMC) |
|---|---|
| Exam Name: | Dell Data Scientist and Data Engineering Optimize 2023 |
| Exam Number: | D-DS-OP-23 |
| Certificate Validity Period: | 2 years |
| Exam Format: | Multiple Choice, Multiple Response |
| Related Certifications: | Dell Associate - Data Science and Big Data Analytics |
| Passing Score: | 63% / 700 out of 1000 |
| Real Exam Qty: | 60 |
| Available Languages: | English |
| Exam Price: | $230 USD |
| Exam Duration: | 90 minutes |
| Recommended Training: | Data Scientist and Data Engineering Optimize 2023 Training Course Dell Technologies Free Practice Test |
| Exam Registration: | Pearson VUE Registration Dell Learning Portal |
| Sample Questions: | EMC D-DS-OP-23 Sample Questions |
| Exam Way: | Online proctored or Onsite at Pearson VUE test centers |
| Pre Condition: | Recommended: Dell Associate - Data Science and Big Data Analytics certification or equivalent experience |
| Official Syllabus URL: | https://learning.dell.com/content/dell/en-us/certification-overview/available-exams/data-engineering-optimize.html |
EMC D-DS-OP-23 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Processing Frameworks | 22% | - Apache Spark optimization - Batch and real-time processing optimization - Hadoop ecosystem tuning |
| Topic 2: Monitoring, Troubleshooting & Workload Management | 10% | - Cluster resource allocation - Performance monitoring and logging - Bottleneck identification and resolution |
| Topic 3: Data Pipeline Optimization | 20% | - Reduce latency and improve throughput - Design scalable and efficient data pipelines - ETL/ELT workflow optimization |
| Topic 4: Streaming & IoT Data Processing | 15% | - Stream processing optimization - Pravega, Kafka, NiFi usage - Real-time ingestion frameworks |
| Topic 5: Storage & Data Management | 18% | - Data formats, partitioning, and indexing - SQL/NoSQL performance tuning - Distributed storage system optimization |
| Topic 6: Governance, Security & Compliance | 15% | - Regulatory compliance - Data governance policies - Security and privacy protection |
EMC Dell Data Scientist and Data Engineering Optimize 2023 Sample Questions:
Question 1
In Python, which type of non-linear list always has a common root?
A. Graphs
B. Stacks
C. Trees
D. Queues
Question 2
What is a common use case for a document-based NoSQL database like MongoDB?
A. Tracking real-time data streams
B. Storing structured tabular data
C. Performing complex SQL queries
D. Managing hierarchical data
Question 3
You are designing a genomics analysis application and need to set up an Apache Oozie job to execute a single MapReduce workflow at 12:00 AM EST every day.
Which Oozie job type should you implement?
A. Workflow
B. JobTracker
C. Coordinator
D. Bundle
Question 4
What is the purpose of sensor operators in Apache Airflow?
A. Perform validation checks in parallel
B. Use triggers to report each successive retry
C. Move data sequentially from one system to another
D. Use a poke method to monitor external processes
Question 5
What is the purpose of memory management in Apache Flink?
A. Ensure no disk space is ever required
B. Convert all of the data into Java objects
C. Control how much memory the runtime operations use
D. Eliminate the need for serialization of the data
Solutions:
| Question 1 Answer: C | Question 2 Answer: D | Question 3 Answer: C | Question 4 Answer: D | Question 5 Answer: C |
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