DELL EMC D-DS-OP-23 Dell Data Engineering Optimize Online Training
DELL EMC D-DS-OP-23 Online Training
The questions for D-DS-OP-23 were last updated at Nov 22,2024.
- Exam Code: D-DS-OP-23
- Exam Name: Dell Data Engineering Optimize
- Certification Provider: DELL EMC
- Latest update: Nov 22,2024
Which of the following describes Apache Flink?
- A . A distributed file storage system
- B . A graph processing framework
- C . A stream processing framework
- D . A batch processing engine
Which of the following are characteristics of the Hadoop ecosystem? (Select all that apply)
- A . Real-time processing
- B . Batch processing
- C . Low fault tolerance
- D . Scalability
- E . Single-node architecture
Which skill is crucial for a data engineer to effectively manage and optimize large-scale data processing systems?
- A . Data analysis
- B . Front-end development
- C . Cloud computing
- D . Graphic design
Which Python library formats data into dataframes?
- A . NLTK
- B . NumPy
- C . Pandas
- D . scikit-learn
Which of the following are components of the Apache Spark Streaming architecture? (Select all that apply)
- A . Driver node
- B . Worker node
- C . Discretized streams (DStreams)
- D . Kafka topics
- E . HDFS storage
In Python, which type of operator is often used in conditional statements to perform Boolean operations?
- A . Bitwise
- B . Assignment
- C . Arithmetic
- D . Logical
What type of expertise is required to be an effective data engineer?
- A . Big Data tools
- B . Business analysis
- C . Project management
- D . Accounting
In the ELT process, data is transformed after being loaded into the target system.
Which tools can be used for ELT? (Select all that apply)
- A . Apache Hadoop
- B . Apache Spark
- C . Talend
- D . Microsoft SSIS
- E . Amazon Redshift
What skill is essential for a data engineer to efficiently transform and clean raw data into usable formats?
- A . Data visualization
- B . Machine learning
- C . Data warehousing
- D . ETL (Extract, Transform, Load) processes
Match each Apache Storm component with its description.